(1) How will you test for the presence of starch
in a leaf?
(2) Briefly describe what happens during
photosynthesis.
(3) Why is photosynthesis important?
(4) Differentiate between autotrophs and
heterotrophs.
(5 Write a short note on heterotrophic plants.
(6) Explain with an example each.
(1) total parasite
(ii) symbiont
(ili) saprophyte
(7) How are nutrients returned to soil after
being absorbed by plants?
Answers
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Dip the leaf into alcohol and boil it for some time after it put some iodine to check
Answered by
3
Answer:
1) by iodine test
2) Photosynthesis is the process of exchange of gases.
In this process carbon dioxide is taken in by plants and oxygen is released
3) without photosynthesis plants can't make food and we can't survive
4) autotrophs make their own food but heterotrophs don't
5) The plants that can't make their own food and depend on other plants for food are called Heterotrophic plants
6) sorry I didn't know
7) with the help of farmers friends .such as earthworm
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