Question Text
Question 1 :
Plants take in .......... from the air and give out ..........
Question 2 :
Leaves of the plant have tiny pores for exchange of oxygen and carbon dioxide. These small pores are known as
Question 3 :
Microscopic pores in plants through which they expire air are called<br>
Question 5 :
Rita breathesout on a mirror and finds water droplets on it. This activity helps to conclude the fact that
Question 8 :
Assertion: Earthworms enhance porosity as they move through the soil and this enriches the growth of a plant.
Reason: Roots take up air from the air spaces present between the soil particles.
Question 9 :
Which of the following is the main purpose of respiration in plants?
Question 10 :
C6H12O6 + 6O2 → 6CO2 + 6H2O+ ATP<br/>The given equation indicates which of the following activities in plants?
Question 11 :
The excessive increase in the number of aquatic plants creates a disturbance for the aquatic animals because
Question 14 :
Which of the following animals breathe through their skin and lungs?
Question 17 :
Which one of the following animals has no blood but respires?
