MEDIUM
7th CBSE
IMPORTANT
Earn 100

Algae and fungi live together in lichens.

What value can we learn from their association in nature?

Important Questions on Nutrition in Plants

MEDIUM
7th CBSE
IMPORTANT
Write an experiment to show that sunlight is necessary for photosynthesis. 
MEDIUM
7th CBSE
IMPORTANT
How do Rhizobium bacteria and leguminous plants help each other in survival? 
MEDIUM
7th CBSE
IMPORTANT
Write an experiment to show that carbon dioxide is necessary for photosynthesis. 
MEDIUM
7th CBSE
IMPORTANT
Discuss any two types of heterotrophic nutrition in plants. 
MEDIUM
7th CBSE
IMPORTANT
What will happen if plant leaves are devoid of stomata? 
MEDIUM
7th CBSE
IMPORTANT
All plants are autotrophic in nature. Do you agree? Why/Why not?
MEDIUM
7th CBSE
IMPORTANT
What will happen if all the plants perish from the earth? 
MEDIUM
7th CBSE
IMPORTANT

Rohit places a potted plant in a room in complete darkness. After 3 days, he takes out the plant and tests the leaf for the presence of starch. Will he get a positive starch test? Give reason for the same.