Multiple choice questions in science for class VII as per NCERT Text Book
Nutrition in plants
1. The
components that are necessary for our body are called ( )
a. Vitamins
b. Pulses
c. Nutrients
d. Minerals
2. The
mode of nutrition in which organisms make food themselves from simple
substances is called( )
a. Autotrophic
nutrition
b. Heterotrophic
nutrition
c. Saprotrophic
nutrition
d. All
of the above
3. Some
organisms live together and share shelter and nutrients. This is called
a. Predation
b. Symbiotic
relationship
c. Autotrophs
d. Heterotrophs
4. The bacterium
which provides nitrogen to the leguminous plants is
a. Rhizobium
b. Yeast
c. Fungi
d. Lichens
5. Pitcher
is an example of
a. Insectivorous
plant
b. Leguminous
plant
c. Algae
d. Fungi
6. The
process by which a plant prepares its food “Photosynthesis” takes
place in the presence of ( )
a. Moon Light
b. Sunlight
c. Candle
light
d. Bulb
7. ___________
gas is released by the plants in the process
of Photosynthesis( )
a. Oxygen
b. Carbon
dioxide
c. Nitrogen
d. Hydrogen
8. Green
colour of the plant is due to the presence of ( )
a. Oxygen
b. Carbon
dioxide
c. Nitrogen
d. Chlorophyll
9. The
plant which traps and feeds on insects is ( )
a. Cascutta
b. China
Rose
c. Pitcher
Plant
d. Rose
10. Mushroom
is ( )
a. An
Autotroph
b. Heterotroph
c. Saprotrophic
d. Fungus
Nutrition in Animals
1. The
breakdown of complex components of food into simpler substances is called
a. Digestion
b. Nutrition
c. Breathing
d. Respiration
2. The
set of teeth that exists in the mouth during the period from six to
eight years of a human being are called
a. Permanent
teeth
b. Premolar
teeth
c. Molar
teeth
d. Milk
teeth
3. The
stomach is a thick –walled bag of shape
a. V- shape
b. U-shape
c. X-
shape
d. Z-
shape
4. The
function of the digestive juices present in the stomach is to
breakdown
a. the
proteins into simpler substances
b. Starch
into sugars
c. Fats
into juices
d. Food
into gases
5. The
largest gland in the human body is
a. Oesophagus
b. Salivary
gland
c. Liver
d. Villi
6. Length
of small intestine is ( )
a. 10.5m
long
b. 40m
long
c. 23.4m
long
d. 7.5m
long.
7. The
process of digestion taking place in grass- eating animals is
called ( )
a. Egestion
b. Rumination
c. Assimilation
d. Absorption
8. Diarrhoea
is caused due to
a. Infection
b. Indigestion
c. Poisoning
d. All
of the above
9. Plenty
of boiled water mixed with a pinch of salt and sugar dissolved in it
is called
a. An
Acid
b. A
base
c. An
indicator
d. Oral
Rehydration solution
10. Single celled
organism among the following is ( )
a. Human
being
b. Yeast
c. Cow
d. Amoeba
FIBRE TO FABRIC
1. Which
of the following does not yield wool?
a. Yak
b. Camel
c. Goat
d. Woolly
dog
2. Which
type of wool is common in Tibet and Ladhak? ( )
a. Yak
b. sheep
wool
c. Angora
wool
d. Pashmina
wool
3. ______________type
of wool is commonly available in the market( )
a. Sheep
wool
b. Yak
wool
c. Angora
wool
d. Camel
wool
4. Pashmina
shawls are found in ( )
a. South
America
b. Kashmir
c. South
Africa
d. Gujarat
5. The
process of removing the fleece of sheep along with a thin Layer of skin is
a. Rearing
b. shearing
c. Sorting
d. Scouring
6. The
bacterium by which the people working in wool industry get infected
is ( )
a. Rhizobium
b. Anthrax
c. Streptococcus
d. Bacillus
7. The
rearing of silkworms to obtain silk is
called ( )
a. Sericulture
b. Horticulture
c. Agriculture
d. Aqua-culture
8. Food
of the caterpillar in case of silk moth
is ( )
a. Mulberry
leaves
b. Neem
leaves
c. Tulsi
Leaves
d. Pudina
leaves
9. Silk
fibre obtained from silk moth
is_________ ( )
a. Carbohydrate
b. Fat
c. Protein
d. Sugars
10. Find from the following
where Silk Industry began ( )
a. India
b. China
c. Tibet
d. Africa
11. For how long do the
caterpillars eat mulberry
leaves? ( )
a. 10
to 15 days
b. 20
to 30 days
c. 25
to 30 days
d. 5
to 10 days
12. Woollen clothes are made
from
a. Animals
b. Plants
c. Insects
d. Bacteria
HEAT
1. Name
the device used for measuring
Temperature. ( )
a. Thermometer
b. Ammeter
c. Anemometer
d. Ammeter
2. The
unit of measurement of Temperature
is ( )
a. Meter
b. Kilogram
c. Degree
Celsius
d. Second
3. The
normal temperature of Human body
is ( )
a. 40
˚C
b. 37
˚C
c. 42 ˚C
d. 35
˚
4. The
maximum and minimum temperatures of a day are measured with
a ( )
a. Celsius
Thermometer
b. Fahrenheit
Thermometer
c. Maximum-minimum
thermometer
d. kelvin
Thermometer
5. The
liquid metal used in a Thermometer
is ( )
a. Mercury
b. Silver
c. Gold
d. Copper
6. What
is the use of kink in a
Thermometer? ( )
a. It
prevents mercury level from falling on its own
b. It
raises the mercury level
c. It
makes the Thermometer look beautiful
d. It
acts as a joint to the glass tube that is used for mercury and the scale
7. The
process by which heat flows from the hotter end to colder end of an object is
called
a. Conduction
b. Convection
c. Radiation
d. Vaporisation
8. The
process by which transfer of heat takes place by the actual movement of
particles from one part of the body to another part is
a. Conduction
b. Convection
c. Radiation
d. vaporization
9. The
transfer of heat which does not require any medium is
called ( )
a. Conduction
b. Convection
c. Radiation
d. Vaporization
10. The process by which heat
comes from sun to the earth
is ( )
a. Conduction
b. Convection
c. Radiation
d. Vaporization
11. In case
of____________ the cool air moves from the land towards the
sea ( )
a. Land
breeze
b. sea
breeze
c. Ice
breeze
d. sand
breeze
Acids, Bases, and Salts
1. Acids
are
a. Sour
in taste
b. Sweet
in taste
c. salty
in taste
d. Bitter
in taste
2. Bases
are
a. Sour
in taste
b. Sweet
in taste
c. salty
in taste
d. Bitter
in taste
3. The
substances that are used to test whether a substance is acidic or basic is
called
a. Indicator
b. Acid
c. Base
d. Salt
4. Give
the chemical name of Lime water ( )
a. Calcium
hydroxide
b. Magnesium
hydroxide
c. Ammonium
hydroxide
d. Sodium
hydroxide
5. Give
the chemical name of Milk of magnesia
a. Calcium
hydroxide
b. Magnesium
hydroxide
c. Ammonium
hydroxide
d. Sodium
hydroxide
6. Give
the chemical name of Window cleaner
a. Calcium
hydroxide
b. Magnesium
hydroxide
c. Ammonium
hydroxide
d. Sodium
hydroxide
7. Litmus
paper (purple colour) in distilled water when added to an acid changes
to
a. Red
b. Blue
c. Green
d. Violet
8. The
solutions which do not change the colour of either red or blue litmus are known
as
a. Acid Solutions
b. Base
Solutions
c. Neutral
Solutions
d. indicator
9. Find
the natural indicator from the following
a. China
Rose
b. Vinegar
c. Phenolphthalein
d. Methyl
Orange
10. Phenolphthalein
gives ____________colour in acid medium
( )
a. Pink
b. Colourless
c. Green
d. Red
11. The
sting of an ant contains
___________.
a. Hydrochloric
acid
b. Formic
acid
c. sulphuric
acid
d. Ethanoic
acid
12. The
effect of sting of an ant can be neutralised by rubbing with
( )
a. Calcium
carbonate
b. Sodium
Carbonate
c. Sodium
hydrogen carbonate
d. Calcium
chloride
Physical and chemical changes
1. A
change in which a substance undergoes changes in its physical
properties is called
a. Chemical
change
b. physical
change
c. No
change
d. Biological
change
2. When
carbon dioxide is passed through lime water , then lime water
becomes
a. milky
c. silvery
d. Golden
yellow
3. Brown
colour of the apple after cutting is
a. physical
change
b. chemical
change
c. no
change
d. biological
change
4. Ozone
layer protects us from harmful
a. Ultraviolet
radiation
b. Infrared
Radiation
c. Visible
Radiation
d. Heat
radiation
5. The
process of depositing a layer of one metal over another metal surface to protect
it from rusting is
called
a. Galvanisation
b. Crystallisation
c. amalgamating
d. Neutralisation
6. For
protecting iron pipes from corrosion, they are coated with
a. Zinc
b. Copper
c. Aluminium
d. Silver
7. Metal
that is made by mixing iron with carbon, nickel and manganese is
called
a. Stainless
steel
b. German
silver
c. Nichrome
d. Eureka
8. The
process of obtaining Salt by the evaporation of sea water is
called
a. Crystallisation
b. Neutralisation
c. Galvanisation
d. Amalgamation
9. Blue
colour of the copper sulphate solution changes to Green colour
when an iron nail is dropped into it due to the formation
of ( )
a. Iron
sulphate
b. copper
chloride
c. Copper
iron sulphate
d. Iron
chloride
10. When Magnesium ribbon is
burnt in oxygen, the product obtained is ( )
a. Magnesium
chloride
b. Magnesium
sulphate
c. Magnesium
oxide
d. Iron
chloride
11. Magnesium hydroxide,
obtained when Magnesium oxide is dissolved in water, is
a. a
Base
b. An
acid
c. an
indicator
d. a
dissolving agent
12. When Magnesium ribbon is
burnt in candle flame it burns with
a. brilliant
red light
b. Brilliant
yellow light
c. Brilliant
white light
d. Brilliant
Green light
Weather, Climate and Adaptation Of Animals
to Climate
1. The
Department which prepares weather report is
a. Telecom
Department
b. Electrical
Department
c. Meteorological
Department
d. Civil
Department
2. The
amount of humidity in the atmosphere is a measure of ___________in
air
a. Heat
b. Temperature
c. Chemicals
d. Moisture
3. The
instrument used to measure rainfall is called
a. Barometer
b. Rain
Gauge
c. Thermometer
d. maximum-minimum
thermometer
4. The
temperature, humidity, rainfall wind speed etc., are called the _________of
weather.
a. Elements
b. Compounds
c. Indicators
d. Chemicals
5. The
maximum and minimum temperatures of a day are recorded by
using
a. Celsius
Thermometer
b. Fahrenheit
Thermometer
c. Maximum-minimum
Thermometer
d. Hydrogen
Thermometer
6. At
what time do you feel comparatively comfortable in a day during summer
seasons?
a. Early
in the morning
b. in
the afternoon
c. In
the evening
d. At
mid night
7. All
changes taking place in the atmosphere are caused by the ________
a. Moon
b. Sun
c. Earth
d. Stars
8. The
average weather pattern taken over a long time is called the ___________
a. Climate
of the place
b. Temperature
of the place
c. Humidity
of the place
d. rainfall
of the place
9. The
places where the sun does not rise for six months and does not set for the other
six months
are a. Polar
regions
b. Equator
Regions
c. Northern
regions
d. Southern
Regions
10. The temperature in Polar
Regions in winter will be as low as
a. -40˚C
b. 34
˚C
c. 45
˚C
d. -37
˚C
11. .Find the animal living in
polar regions from the
following
a. Monkey
b. Donkey
c. Polar
bear
d. Gorilla
12. How does the polar
bear keep itself warm in cold
weather
a. It
has two thick layers of fur
b. It
has a coat of wool
c. It
covers its body with a woollen coat
d. It
sits by the side of the fire
13. The tropical climate is
such
that
a. Duration
of days and nights are almost equal
b. Duration
of day is more than that of night
c. Duration
of day is less than that of the night
d. Duration
of day and night both is less
14. Which option best describes
a tropical region?
a. Hot
and humid
b. Moderate
temperature, heavy rainfall
c. cold
and humid
d. hot
and dry
15. A carnivore with
stripes on its body moves very fast while catching its
prey. It is likely to be found
in
a. Polar
regions
b. Deserts
c. Oceans
d. tropical
rainforests
Winds, Storms and Cyclones
1. The
wind speed during the second cyclone that hit Orissa during the year 1999 on
29 th October
was
a. 260km/hr
b. 200km/hr
c. 150km/hr
d. 100km/hr
2. The
change in shape of a hot tin can when pored with cold water on it is due to
the
a. pressure
inside the can is less than that outside
b. pressure
inside the can is more than that outside
c. pressure
outside the can is same as that inside
d. Pressure
inside the can is equal to the atmospheric pressure
3. The
paper ball kept near the mouth of a plastic bottle will be pushed out because
a. the
air pressure inside the bottle is same as that at the mouth
b. the
air pressure inside the bottle is more than that at the mouth
c. the
air pressure inside the bottle is less than that at the mouth
d. the
pressure inside and outside the bottle same.
4. Increased
wind speed is accompanied by
a. no
change in temperature
b. Reduced
pressure
c. increased
pressure
d. No
change in pressure
5. Air
moves faster between two places when the pressure
difference between the place is
a. less
b. zero
c. More
d. equal
to the atmospheric pressure
e. Warm
air is ___________than cold air
f. Heavier
g. lighter
h. no
difference in weight
i. very
much lighter
6. The
centre of a cyclone is a calm area and is called the _________of the
storm.
a. eye
b. Focus
c. Centre
d. Radius
7. A
cyclone is called a________in the American Continent.
a. Hurricane
b. Typhoon
c. Tornado
d. Thunderstorm
8. A
cyclone is called a____________in Philippines
and Japan.
a. Hurricane
b. Typhoon
c. Tornado
d. Thunderstorm
9. A
dark funnel shaped cloud that reaches from the sky to the ground is called a
a. Hurricane
b. Typhoon
c. Tornado
d. Thunderstorm
10. A violent tornado travel at
a speed of about
a. 100
km/hr
b. 200km/hr
c. 300km/hr
d. 50km/hr
11. The instrument that
measures the wind speed in a cyclone is
a. Anemometer
b. Barometer
c. Thermometer
d. Ammeter
12. Which one of the following
places is unlikely to be affected by a cyclone
a. Chennai
b. Mangalore
c. Amritsar
d. Puri
13. ____________helps us
announce a cyclone alert
a. Satellite
b. Stars
c. Sun
d. moon
Soil
1. The
rotting dead matter in the soil is called_________.
a. Humus
b. Salt
c. Sugar
d. Protein
2. Breaking
down of rocks by the action of wind and climate is called ____
a. Weathering
b. Soil
vegetation
c. Cultivating
d. Percolation
3. The
water holding capacity is the highest in
a. Sandy
soil
b. Clayey
soil
c. Loamy
soil
d. Mixture
of sand and loam
4. In
addition to the rock particles, the soil contains________
a. Air
and water
b. Water
and plants
c. Minerals,
organic matter. Air and water
d. Water,
air and plants
5. The
removal of land surface by water, wind or ice is known
as___________
a. Erosion
b. Weathering
c. Percolation
d. Retention
6. The
soil containing greater portion of big particles is
called ----------
a. Sandy
soil
b. Loamy
soil
c. Clayey
soil
d. Bricks
7. The
soil containing greater portion of fine particles is called
__________
a. Sandy
soil
b. Loamy
soil
c. Clayey
soil
d. Bricks
8. The
soil containing same amount of large and fine particles is called _____
a. Sandy
soil
b. Loamy
soil
c. Clayey
soil
d. Bricks
9. Water
can drain easily though ________
a. Sandy
soil
b. Loamy
soil
c. Clayey
soil
d. Bricks
10. The type of soil suitable
for growing paddy is _________
a. Sandy
soil
b. Loamy
soil
c. Clayey
soil
d. Bricks
11. The type of soil suitable
for growing masoor dal is
a. Sandy
soil
b. Loamy
soil
c. Clayey
soil
d. Bricks
Respiration in Organisms
1. The
process of breakdown of food in the cell with the release of energy is called
________
a. Respiration
b. Inhalation
c. Exhalation
d. Breathing
2. Taking
in air rich in oxygen into the body is called _________
a. Respiration
b. Inhalation
c. Exhalation
d. Breathing
3. Giving
out of air rich in carbon dioxide is called
__________
a. Respiration
b. Inhalation
c. Exhalation
d. Breathing
4. An
adult human being at rest breathes in and out for______
times in a minute
a. 15-18
b. 20-25
c. 10-15
d. 50-60
5. During
exhalation the size of the chest cavity
______
a. Decreases
b. Increases
c. Remains
the same
d. Get
out of the lungs
6. To
which disease is smoking linked ?
a. Appendicitis
b. Cancer
c. Fever
d. Anaemia
7. Name
the organism which breathes through
its skin
a. Cat
b. Human
beings
c. Dog
d. Earthworm
8. The
small openings in the body of a cockroach are called
a. Holes
b. Spiracles
c. Tracks
d. Pores
9. Name
the organism that breathes through its lungs as well as its skin
a. Human
being
b. Frog
c. Dog
d. Earthworm
10. The air tubes that an
insect has are useful for the exchange of________
a. Gases
b. Liquids
c. Solid
s
d. No
exchange
11. In cockroaches, air enters
the body through ____________
a. Lungs
b. Gills
c. Spiracles
d. Skin
12. During heavy exercise, we
get cramps in the legs due to the accumulation
of ( )
a. Carbon
dioxide
b. Lactic
acid
c. Alcohol
d. water
Chapter:11Transportation in animals and plants
Choose the correct answer from the
following
1. All
Organisms need food, water and_____ for
survival ( )
a. Carbon
dioxide
b. Oxygen
c. Nitrogen
d. Argon
2. The
function of the Blood is to transport ( )
a. The
digested food from the small intestine to the other parts of the body
b. Digested
food from the parts of the body to the large intestine
c. digested
food from small intestine to the large intestine
d. Digested
food from small intestine to the large intestine
3. Blood
carries _____________ from lungs to the cells of the
body ( )
a. Argon
b. Neon
c. Carbon
dioxide
d. Nitrogen
4. The
fluid part of the blood is
called ( )
a. Plasma
b. RBC
c. WBC
d. Blood
Platelets
5. Red
pigment in Red Blood Cells is ( )
a. Haemoglobin
b. Plasma
c. Arteries
d. Veins
6. .____________helps
in the efficient supply of oxygen to all the cells of the body
a. Haemoglobin
b. RBC
c. WBC
d. Platelets
7. The
cells in the blood which fight against the germs entering the body
are ( )
a. RBC
b. WBC
c. Platelets
d. Haemoglobin
8. The
formation of clot when bleeding is stopped from a wound in a human body is due
to
a. RBC
b. WBC
c. Platelets
d. Haemoglobin
9. The
blood vessels which carry oxygen –rich blood from the heart to all parts of the
body are called a. Arteries
b. Veins
c. RBC
d. WBC
10. . The Arteries have thick
elastic walls because
a. Rapid
blood flows at high pressure
b. slow
blood flows at low pressure
c. Rapid
blood flows at low pressure
d. slow
blood flows at high pressure
11. The throbbing movements of
the blood flow in the Arteries is called
a. Pulse
b. .crest
c. Peak
d. Nest
12. A resting person usually
has a pulse rate between
a. 72
and 80 beats per minute
b. 82
and 90 beats per minute
c. 62
and 70 beats per minute
d. 52
and 60 beats per minute
13. The blood vessels which
carry carbon dioxide –rich blood from all parts of the body back to the heart
are called
a. Arteries
b. Veins
c. RBC
d. Platelets
14. Veins allow blood to flow
only
a. Towards
the heart
b. Away
from the heart
c. Towards
lungs
d. Away
from the lungs
15. The heart is located
in the
a. Chest
cavity
b. kidney
cavity
c. Brain
cavity
d. muscle
cavity
16. The device used by the
doctor to check up the heart beat
a. Ammeter
b. Thermometer
c. Barometer
d. Stethoscope
17. The Organism that does not
have circulatory system
a. Dog
b. Frog
c. Human
d. Hydra
18. . In case of
Hydra_______________brings the food and oxygen as the organism moves inside the
water.
a. Water
in which the organism moves
b. The
air that is taken by the organism
c. The
food taken by the organism
d. The
air that is taken by the organism
19. The processes of removal of
waste materials from the body is called
a. Digestion
b. Excretion
c. Respiration
d. Inhalation
20. Find the excretory
organ from the following
a. Kidney
b. Hand
c. Fingers
d. Head
21. White patches formed
in areas like underarms are due to
a. Salts
present in the sweat
b. sugars
present in the sweat
c. Acids
present in the sweat
d. Bases
present in the sweat
22. The effect of sweat
on the human body is
a. It
causes cooling
b. it
causes heating
c. it
causes freezing
d. It
causes melting
23. Aquatic animals
excrete cell waste as
a. Ammonia
b. Oxygen
c. Carbon
dioxide
d. Nitrogen
24. The
uric acid excreted by lizards is
a. White
in colour
b. Red
in colour
c. Brown
in Colour
d. Black
in colour
25. ____________failure
can be treated by the method of Dialysis.
a. Heart
b. Eye
c. Kidney
d. Liver
26. The
vascular tissue for the transport of water and nutrients in the plant is
called
a. Xylem
b. Phloem
c. Tissue
d. Plasma
Reproduction in Plants
1. The
production of new individuals from their parents is known as
______
a. Reproduction
b. Production
c. Vegetative
propagation
d. Sprouting
2. The
process by which plants give rise to new plants without seeds is
called
a. Sexual
Reproduction
b. Asexual
Reproduction
c. Vegetative
Propagation
d. Budding
3. Reproduction
through the vegetative parts of a plant is known
as
a. Sexual
Reproduction
b. Asexual
Reproduction
c. Vegetative
Propagation
d. Pollination
4. Male
reproductive part of a plant is
a. Pores
b. Pistil
c. Stamen
d. Fusion
5. Reproduction
through spore formation takes place
in
a. Fern
b. Algae
c. Fungi
d. Yeast
6. Reproduction
in yeast takes place by
a. zygote
b. Spore
formation
c. Fragmentation
d. Budding
7. The
flowers which contain either only the pistil or only the stamens are
called
a. Unisexual
flowers
b. Bisexual
flowers
c. Asexual
flowers
d. None
of the above
8. The
transfer of pollen from the anther to the stigma of
a flower is called
a. Budding
b. Spore
formation
c. Fragmentation
d. Pollination
9. The
cell which results after fusion of the gametes is
called
a. Spore
b. Embryo
c. Zygote
d. Pistil
10. The female reproductive
part of a plant is
a. Pistil
b. Stamen
c. Bud
d. Spore
11. The reproductive part of a
plant is
the ( )
a. Leaf
b. Stem
c. Root
d. Flower
12. The process of fusion of
the male and female gametes is
called ( )
a. Fertilisation
b. Pollination
c. Reproduction
d. Seed
formation
13. Mature ovary forms the
a. Seed
b. Stamen
c. Pistil
d. Fruit
14. A spore producing plant
is ( )
a. Rose
b. Bread
mould
c. Potato
d. Ginger
15. Bryophyllum can reproduce
by its
a. Stem
b. Leaves
c. Roots
d. flower
Motion and Time
1. Which
of the following relations is correct?
a. Speed
= Distance X Time
b. Speed
= Distance/Time
c. Speed
= Time/Distance
d. Speed
= 1/Distance X Time
2. The
basic unit of speed is
a. Km/min
b. m/min
c. km/h
d. m/s
3. A
car moves with a speed of 80 km/h for 15 minutes and then with a speed of 60
km/h for the next 15 minutes. The total distance covered by the car is
a. 100km
b. 50km
c. 35km
d. 70km
4. The
value of 2km/hr is equal to
a. 4/9
m/s
b. 5/9m/s
c. 13/9m/s
d. 7/9m/s
5. The
meter that measures the distance moved by a vehicle is ( )
a. Speedometer
b. Odometer
c. Anemometer
d. Thermometer
6. The
meter that is used to measure speed of a vehicle
is ( )
a. Speedometer
b. Odometer
c. Anemometer
d. Thermometer
7. The
speedometer of a vehicle measures the speed in ( )
a. m/sec
b. m/min
c. km/hr
d. km/min
8. An
ancient Time measuring device SUNDIAL at JantarMantar is
in ( )
a. Ahmedabad
b. Bombay
c. Delhi
d. Lucknow
9. The
time taken by a pendulum of given length to complete one oscillation is
( )
a. Different
at different times
b. Same
at all times
c. Increases
at different times
d. Decreases
at different times
10. An example of Oscillatory
motion is ( )
a. Motion
of a cycle wheel
b. Movement
of a car on a straight road
c. Motion
of earth around the sun
d. Motion
of a swing.
Electric
current and its Effects
1. A
combination of two or more cells is
called ( )
a. A
Battery
b. A Button
cell
c. An
Electric cell
d. Truck
Battery
2. When an
electric circuit from the positive terminal of the battery to the negative
terminal of the battery is complete, then the circuit is said to be
a. Closed
b. OPen
c. No
change
d. Disconnected
3. Current
flows through the circuit when the circuit is in
the ________condition. ( )
a. Closed
b. Open
c. Broken
d. Incomplete
4. An
electric wire connected in a circuit gets heated up when current is
allowed to flow through it . This is due to
a. Heating
effect of current
b. Electrical
effect of current
c. Musical
effect of current
d. Optical
effect of current
5. A
glowing filament will be
a. At a
low temperature
b. At
a high temperature
c. At
atmospheric temperature
d. At the
temperature of ice
6. The
heat energy produced by a glowing bulb can be minimised by using
_____ bulbs in place of ordinary electric bulbs ( )
a. A
candle
b. CFL
bulbs
c. Torch
d. Kerosene
lamp
7. The
wire which melts and breaks the circuit when large current is
allowed to flow through it is called
a. A
fuse wire
b. Electric
wire
c. Connecting
wire
d. Filament
8. _________piece
is attracted by an electromagnet
a. Wood
b. Iron
c. Plastic
d. Rubber
9. An
electromagnet is one which behaves as a magnet when current is ______
a. Allowed
to flow through
b. Not
allowed to flow through
c. Stopped
from flowing through it
10. When the current flowing
through the fuse wire exceeds the safety limit, then it will be ______ breaking
the circuit.
a. Melted
away
b. Remains
the same
c. Damages
the circuit
d. Makes
the circuit remain connected.
11. Who discovered that when a
compass needle is kept nearer to an electric circuit in which current is
flowing ,it deflects.
a. Hans
Christian Oersted
b. Michael
Faraday
c. Galileo
d. Newton
12. When electric current
passes through a wire , it behaves like a magnet. This is the
a. Magnetic
effect of current
b. Electrical
effect of current
c. Heating
effect of current
d. Optical
effect of current
13. Electric Bell works on the
principle
a. Electrical
energy is converted into mechanical energy
b. Electrical
energy is converted into sound energy
c. Mechanical
energy is converted into sound energy
d. Sound
energy is converted into electrical energy.
Light
1. Light
travels in
a. Curved
lines
b. In
circular path
c. In
straight line
d. Zig-zag
path
2. change
in the path of light after striking a mirror is called
a. reflection
of light
b. Rectilinear
propagation of light
c. Lateral
inversion
d. Dispersion
3. Splitting
of white light into seven colours is called
a. reflection
of light
b. Rectilinear
propagation of light
c. Lateral
inversion
d. Dispersion
4. When
white light is passed into a prism it splits into
a. Seven
colours
b. Eight
colours
c. Five
colours
d. Three
colours
5. Sunlight
is
a. Red
in colour
b. Green
in colour
c. Yellow
in colour
d. White
in colour
6. The
light that is reflected from a compact disc
(CD) consists of
a. Seven
colours
b. Eight
colours
c. Five
colours
d. Three
colours
7. Image
formed by a convex mirror is a
a. Virtual
image
b. Erect
c. Diminished
d. All
of the above
8. When
an object is placed between the Focus and centre of curvature of concave
mirror, then
a. Real
b. Inverted
c. Enlarged
d. All
of the above
9. The image
which can be caught on a screen is called
a. Real
image
b. Virtual
image
c. Shadow
d. Impression
10. A virtual
image larger than the object can be produced by a
a. Plane
Mirror
b. Concave
mirror
c. Convex
mirror
d. All
of the above
11. Latha is observing her
image in a plane mirror. The distance between the mirror and her image is 6m.
If she moves 2m towards the mirror, then the distance between Latha and her
image will be
a. 8m
b. 4m
c. 10m
d. 5m
12. Type of
mirror that is used as a rear-view mirror in case of vehicles
is
a. Concave
mirror
b. Convex
mirror
c. Plane
mirror
d. None
of the
13. The object in which
seven colours spread over it appears to be white in colour when
rotated is Called
a. Galileo’s
disc
b. Newton’s
disc
c. Rutherford’s
disc
d. Faraday’s
disc
Water: A Precious Resource
1. World
water Day ids celebrated on ( )
a. 22
nd March
b. 24 th March
c. 28 th February
d. 1 March
2. Out of the
following which year is was observed as the International year of
Fresh water
a. 2005
b. 2003
c. 2006
d. 2008
3. Water
exists in a. Three forms
b. Two forms
c. Five forms
d. No form
4. The
solid form ,snow and ice, is present ___________of the earth
( )
a. At
the poles
b. At the equator
c. Present in the
atmosphere of the earth
d. In the oceans
5. The
process of seeping of water into the ground is called
( )
a. Infiltration
b. Aquifer
c. Water table
d. Bawri
6. The process of ground
water getting stored between the layers of hard rock below the water table is
known as
a. Infiltration
b. Aquifer
c. Water table
d. Bawri
7. Depletion
of water table is due to
a. Increase in
population
b. Industrial and
Agricultural activities
c. Scanty rainfall
d. All
of the above
8. ________allows
the water to seep in easily ( )
a. Pukka floor
b. Grass
lawn
c. Cement floor
d. Marble Floor
9. Activities which
involve wastage of water are ( )
a. Washing
b. Using the
taps which are Leaking
c. Bathing
d. All
of the above
10. The process of
recharging the ground water using rain water is known as
a. Water
harvesting
b. Drip Irrigation
c. Infiltration
d. Bawri
11. The earth appears to
be ______in colour from space ( )
a. Red
b. Blue
c. Green
d. Violet
Forests: Our
Lifeline
1. The
item that is not a product of Forest
a. Sealing
Wax
b. Honey
c. Wooden
statue
d. Salt
2. The
branchy part of a tree above the stem is known as
a. Canopy
b. Crown
c. Herb
d. Shrub
3. A
forest consists of
a. Numerous
insects, spiders
b. Floor
covered with dead and decaying leaves
c. Animals
and Plants
d. All
of the above
4. Find
the missing word from the following equation Grass→insects→frog→_______→eagle
a. Peacock
b. Snake
c. Koel
d. Crow
5. Micro-organisms
act upon the dead plants to produce
a. Sand
b. Mushrooms
c. Humus
d. Wood
6. Which
of the following statements is not correct?
a. Forests
protect the soil from erosion
b. Plants
and animals in a forest are not dependent on one another
c. Forests
influence the climate and water cycle
d. Soil
helps forests to grow and regenerate
7. Forests
a. Provide
us with oxygen
b. They
protect soil and provide habitat to a large number of animals
c. A
source of medicinal plants
d. All
of the above
8. Mushroom
and other micro-organisms eat
a. Brinjal
b. Rice
c. Humus
d. wax
9. Forests
are called
a. Green
lungs
b. Black
skin
c. Red
kidney
d. Brown
heart
10. Floods
can be controlled by
a. Forests
b. Constructing temporary
shelters
c. Constructing Pits
d. By
allowing the water to flow into the sea
Wastewater Story
1. The increasing
scarcity of fresh water is due to
a. Population
growth
b. Pollution
c. Industrial
development
d. All
of the above
2. Liquid
waste consisting of suspended impurities is called
a. Contaminant
b. Sewage
c. Aeration
d. Chlorination
3. WWTP stands
for
a. Waste
Water Therapy Plant
b. Waste
Water Treatment Plant
c. Waste Water
Travel Plant
d. Waste
Water Tremendous Plant
4. Cooking
oil and fats should not be thrown down the drain because
a. They
flow through the drain freely
b. It
allows the particles to get filtered
c. They
harden and block the pipes
d. They
break the pipe
5. Better
housekeeping practices includes
a. Cooking
oil and fats should not be thrown down the drain
b. Chemicals
like paints, solvents, insecticides should not be thrown the drain
c. Used
tea leaves,solid food , cottonshould not be thrown in the drain
d. All
of the above
6. Water
borne disease is
a. Diabetes
b. Cancer
c. Appendicitis
d. Cholera
7. A
resource much needed for soil is
a. Septic
Tank
b. Chemical
Toilet
c. Vermi-
Processing Toilet
d. Composing
pits
8. “By providing
clean water and sanitation to the poorest people on the planet, we can reduce
poverty and suffering and ensure education for all children.”
The above words are given by
a. UNO
b. UNICEF
c. UNESCO
d. WHO
9. The
technique of watering plants by making use of narrow tubings which deliver
water directly at the base of the base of the plant is
a. Lawn
sprinkling
b. Tube
wells
c. River-lift
irrigation
d. Drip
irrigation
10. Find the one which is a
dried –up river
a. Godavari
b. Ganga
c. Mahanadi
d. Arveri
e. k
in colour
27. ____________failure
can be treated by the method of Dialysis. ( )
a. Heart
b. Eye
c. Kidney
d. Liver
28. The
vascular tissue for the transport of water and nutrients in the plant is called
a. Xylem
b. Phloem
c. Tissue
d. Plasma
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