Question

B. Give one word for the following:
1. Process of oxygen intake and release of carbondioxide and energy from
food.
2. Openings in stem for gaseous exchange.
3. Iron pigment in the blood of humans.
4. Single celled organism respiring anaerobically.
5. Process of taking in oxygen and giving out carbondioxide.​

Answer 1

Answer:

1) Respiration please mark as brainlest

Answer 2

1. Respiration
2. Stomata
3. Haemoglobin