6. Why are leaves greell I CUI
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18. Differentiate between host and parasite.
9. Why do insectivorous plants trap insects? b
Long answer questions
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1. Differentiate between macronutrients and micronutrients.
2. Draw labelled diagrams of
(a) leaf
(b) stomatas
3. Define photosynthesis. What are the essential requirements for photosynthesis? IS, 16
4. Write an activity to show that sunlight is necessary for photosynthesis.)
5. What is the importance of photosynthesis? 17
6. Write short notes on: (a) Saprotrophs (b) Parasites 7
7. Draw a labelled diagram of pitcher plant. Describe its structure and write how does it trap insect.
8. Write about the symbiotic association in Rhizobium bacteria and leguminous plants. 19
© Think and answer
Rimsha places a potted plant in a completely dark room. After 3 days, she takes out the plant and tests one
of its leaf for the presence of starch. Will she get a positive starch test? Give reason to support your answer
2 Science-6
7 Define autotrophic mode of nutrition. Give two examples of autotropns. 25
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it is your exam paper should do it your own and it is very easy
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