Question

2.
Fill in the blanks.
a) The chemical breakdown of food to release energy is called
b)
does not require oxygen.
c) Breathing out is also called Extalarion
d) anerobic
respiration produces lactic acid.
e) The trachea divides into two branches called bronchi
f) The
is the common passage for food and air.
8) diaphgrana is a sheet of muscle present below the lungs.
h) The intercostal muscles are present between the ribs.
i) The microscopic air sacs in the lungs are called
1) In earthworms, exchange of gases takes place through oxygen
k) In plants, only — oxygen
takes place during the night.
alveoli​

Answer 1

Answer:

a) oxidation

b) anerob organism

c)