During deficiency of oxygen in tissues of human beings, pyruvic acid is converted into lactic acid in the

Lack of oxygen in muscles often leads to cramps among cricketers. This results due to

Choose the correct path of urine in our body

Name the following:

(1) The process in plants that links light energy with chemical energy
(2) Organisms that can prepare their own food

(3) The cell organelle where photosynthesis occurs

(4) Cells that surround a stomatal pore

(5) Organisms that cannot prepare their own food

(6) An enzyme secreted from gastric glands in stomach that acts on proteins.

“All plants give out oxygen during day and carbon dioxide during night”. Do you agree with this statement? Give reason.