Question

.Given one word for the following: (4x1= 4) a) I am secreted from the walls of stomach. I kill all the harmful germs present in food and help my friend pepsin to work in acidic medium. b) We are the biocatalysts. We enhance the rate of metabolic activities. c) Structure in plants to facilitate gaseous exchange. d) Respiratory organ in aquatic organism.​

Answer 1

Answer:

a. mucus

b. enzymes

c. stomata

d. gills

Explanation:

hope it helped:)

Answer 2

Answer:

i) Hydrochloric acid (HCl)

(ii) Enzymes

(iii) Peristaltic movements

Explanation: