Class VI- Science Worksheet and Test Paper
Chapter 5: Separation of substances
CHAPTER: 9 THE LIVING ORGANISMS AND THEIR SURROUNDINGS
Chapter 7: Getting to Know Plants
Chapter 8: Body Movements
Chapter 9: The Living Organism ans their surrounding
Chapter
5: Separation of substances
I.
Fill in the blanks
1: Sand can be separated
from water by the process of _______________________________.
2: Common salt is obtained
from sea water by the process of __________________________.
3: Husk is separated from
rice by the process of _____________________________________.
4: Stones can be separated
from rice by the process of ________________________________.
5: Grains can be separated
from stalks by __________________________________________.
6: To separate tea leaves
from tea we use a _________________________________________.
II. Answer in one word
1: Name the method used to
separate pebbles or stones from sand. ________________.
2: Name the method used to
separate oil from water. ______________________.
III.
Define the following
1:
Threshing 2: Handpicking 3: Filtration 4: Saturated solution
IV.
Distinguish between
1: Evaporation and condensation. 2: Sedimentation and decantation.
V. How is common salt obtained from the sea
water? Explain.
VI.
Draw and label the following diagrams.
1: Process of filtration
using a filter paper.
2: Process of Evaporation.
CHAPTER
– 7 GETTING
TO KNOW PLANTS
FILL
IN THE BLANKS
1
The innermost part of a flower is called ____________________
2
Plants synthesis food by the process of _____________________
3
Plants with green tender stems are called ___________________
4
The pattern of veins on the leaf is called ___________________
5
The broad green part of the leaf is called ___________________
6
The part of a leaf by which it is attached to the stem is called _____________
NAME
THE FOLLOWING
1.
Any two creepers.___________________ ____________________
2
Two types of root systems _______________________ ____________________
3.
Three types of plants _______________
__________________ ______________
4
Two types of venation _____________________ ______________________
TRUE
OR FALSE
1
Ovary is a part of stem._____________
2
The stem helps in holding the plant firmly in the soil.___________
3
Leaves give out water vapour through the process of
transpiration._______________
4
Plants with weak stem that cannot stand upright and spread on the ground are
called ___
5
Plants can carry out photosynthesis without carbon dioxide._______________
DEFINE
THE FOLLOWING
1
Herbs 2 shrub 3 tree 4
Creeper 5 climber 6 venation
7
photosynthesis 8 transpiration
DISTINGUISH
BETWEEN THE FOLLOWING
1
Taproot system and fibrous root system
2
Reticular venation and parallel venation
3
Roots and stem
4
Herbs, Shrubs and Trees
CHAPTER:
8 Body Movements
I)
Fill
in the blanks :
1. The
bones are moved by alternate _______ and of __________ of two
sets of muscles.
2. Snails
move with the help of muscular ___________________________.
3. Fish
swim by forming __________ alternately on two sides of the
body.
4. The body
and legs of cockroaches have hard coverings forming on outer ___________.
5. Snakes
________ on the ground by looping sideways.
II)
Distinguish
between the following :
1. Ball
, socket joint and Hinge joint.
2. Bone
and Cartilage.
III)
Define
1. Skeleton
2. Ribcage
3. Joint
IV) Answer
the following questions :
1. Name
the different types of joints in our body.
2. Write
the adaptation of a bird.
I.Fill in the blanks:
1. Fish
have ____________shaped body that helps them to move inside water.
2. Small
changes that take place in the body of a living organism over a short period to
overcome to some problems due to changes in the surrounding are called
________________.
3. In
the mountain regions, the trees are normally ______________ shaped.
4. The
process of producing more of their own kind by the living organisms is called
________________.
5. Frogs
have ____________feet that help them to swim in water.
6. Dolphins
and whales breathe through _______________.
7. The
process of getting rid of wastes by the living organisms is called
________________.
8. The
stems of aquatic plants are long, ______________ and _____________.
9. During
respiration, organisms take in
_____________ and give out ___________.
10. Exchange of gases in plants take place through
the tiny pores on the leaves called ___.
II.
Write true or false:
1. Several
kinds of plants and animals share the same habitat:
2. The
light brown skin of the lion helps it to become a predator in the grassland:
3. Desert
animals like snakes and rats come during the day:
4. The
animals which cannot adapt to changing abiotic factors of a region die out and
only adapted ones survive:
5. Animals
living in mountain regions have thick skin or fur:
6. Plants
donot show respond to stimuli:
7. Some
plants remove some of their waste products as secretions :
8. Camels excrete large amount of urine and their dung
is wet:
9. Plants
carry out photosynthesis only during the daytime and respiration only at night:
III. Name the following:
1. Two terrrestial habitats.
2. Two aquatic habitats.
3. Two plants and two animals of
mountain regions
4. Four important abiotic factors
needed for growth of plants
5. Breathing organs of fish and
earthworms.
6. Any three modes of reproduction by
plants.
IV. Define the following:
i.
Adaptation
ii.
Stimuli
V. Distinguish between:
i. Biotic and abiotic factors.
ii.Terrestrial organisms and
aquatic organisms.
VI. Draw, colour and label:
1) a desert plant. 2) an
aquatic plant
VII.
PROJECT:
Stick
pictures of any two plants and two animals belonging to each of the following
habitats:
1. Deserts 2. Mountain regions
3. Grasslands 4. Ponds/lakes.
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