This is a short assignment which contains important questions on chapter 1: Nutrition in plants for class 7. I have covered most of the topics. Take your time read the notes and practice all the questions in this test paper
What are the components of food?
What is nutrition?
Why do plants and animals need nutrition?
Write about autotrophs and autotrophic mode of nutrition? Give some example of autotrophs.
Write about Heterotrophs and heterotrophic mode of nutrition? Give some example of Heterotrophs.
What are saprotrophs? Give some example of saptrotrophs.
Explain the process of photosynthesis?
What are the factors essentials for the photosynthesis to take place? What are the end products made after photosynthesis?
What is chlorophyll and what is its function?
What are stomata? Write about the function of stomata?
How water is transported from soil to the leaves of plants?
What are the nutrients other than carbohydrates which are required by plants?
In which form do plants absorb nitrogen?
How do plants absorb nutrients other than carbohydrates from the soil?
What are parasitic plants? Give some example of parasitic plants.
Write about the mode of nutrition in non-green plants?
What is an insectivorous plant? Give an example of insectivorous plant?
Write a brief note on how pitcher plants eat insects?
What is Lichen?
Give an example of symbiotic relationship.
How do nutrients get replenished in the soil? Write a detailed answer.
What is Rhizobium and how does Rhizobium help farmers?
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