9th Special test paper My CBSE guide

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Obtaining and Utilization Food Class 7 Science Solved question (Basic Science Questions answers)

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A. Answer these questions 1. Name the three life process help living being to procure energy from food? Answer: Three life processes that help living organisms to procure energy from food are: (i) Digestion (Nutrition) (ii) Respiration (iii) Transportation 2. What are Autotrophs? Name an organism other than other than green plant that is an autotroph. Answer: Autotrophs are organisms that can prepare their own food. Chlamydomonas is a type of green algae which is an example of an autotroph, other than green plants. Cyanobacteria are also an example of autotroph. 3. Name three type of heterotrophic nutrition Answer: Three types of heterotrophic nutrition are: (i) Saprophytic nutrition (ii) Parasitic nutrition (iii) Holozoic nutrition 4. What are enzymes? Answer: Enzymes are chemical substances that act as biological catalysts and are important for carrying out biochemical processes, such as digestion, in our body ...
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8th Conservation of Plants and animals : Science power Class 8th

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Book resource: Science power Class 8 th Check point-01 [Formative Assessment]        1. Define Afforestation? Answer:  The practice of planting more and more trees is called Afforestation. 2. What is desertification? What causes desertification? Answer: The phenomenon of converting fertile land into desert is called desertification. Deforestation causes desertification. 3. What is the effect of deforestation on rainfall and climate? Answer:  Deforestation increases temperature and wind velocity that reduce rainfall. These changes led to climate change. Check point-02 [Formative Assessment]        1. What is wild life? Answer: Wild life is an area where organism lives in their natural habitat like dense forest, jungle and water bodies. 2. Give one difference between endangered and vulnerable ? Answer: Endangered are those animals that are not likely survive and will soon extinc...
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CBSE: 9th Subject: Biology assignment Chapter: Tissues

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Biology assignment Chapter: Tissues  Q1 Plant and animal tissues are different . Comments. Q2 What is the meristamatic tissue ? what are its characteristics ? Q3 Describe the occurrence of apical. Lateral and intercalary meristems . Q4 Define permanent tissue . What are different categories of permanent tissue . Q5 Give distribution ,types and function of parenchymatous tissues. Q6 How is collenchymas different from sclerchma ? Q7 Describe complex permanent tissue ? Q8 What are the different compounds of xylem and phloem ? Q9 Give on outline classification of animals tissue. Q10 Give characteristics and types of the epithelial tissue . Q11 Diagrammatically show the difference in the three types of muscle fibres . Q12 Where are fats stored in our body . Define their structure . Q13 What are the type...
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9th Chemistry Practical based questions

MULTIPLE CHOICE QUESTION ON PRACTICLE SKILLS EXPERIMENT NO --1 1. Which one of the following does not form true solution in water a. common salt b. alum c. albumin d. cane sugar 2. Which one of the following forms a colloid in water a . common salt b. alum c. albumin d. cane sugar   Read full post Experiment No.--1 Chemistry: Is Matter around us Pure 9 th   Chemistry : MULTIPLE CHOICE QUESTION ON PRACTICLE SKILLS EXPERIMENT NO –2 1. Which one of the following is an example of heterogeneous mixture a. NaCl + water                                               b. kerosene + water c. sugar + water                           ...
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Question Papers Class-VIII Summative Assessment I

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DAV School Question Papers Class-VIII Summative Assessment I (Year 2012-13)   Question Papers Class-VIII Summative Assessment I (Year 2012-13) English Course A English Course B Mathematics Social Studies ( English) Social Studies ( Hindi) Science and Technology Hindi Sanskrit Punjabi Dharam Shiksha Moral Education Hindi Lower Question Papers of Class-VIII Summative Assessment II (Year 2012-13) English Course A English Course B Mathematics Social Studies ( English) Social Studies ( Hindi) Science and Technology Hindi Sanskrit Punjabi Dharam Shiksha Moral Education Hindi Lower Thanks to : http://daveduboard.org/
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