Question

When a student adds a few drops of diluted picric acid to a paramecium slide, he observes that the paramecium releases some transparent spine-like projections to protect its body from the acid. What is the significance of these projections?
The projections are trichocysts, released for the self-defense of the paramecium.
The projections are pseudopodia, released for the locomotion of the paramecium.
The projections are cilia, released for the locomotion of the paramecium.

Answer 1

C

Answer 2

are you sure

Answer 3

Why C?

Answer 4

It can be one within A & C,

Answer 5

Trichocysts - defense system

Answer 6

Has to be A

Answer 7

Yes its A

Answer 8

ok thank you both