taxonomy - Category wise Question and Answer Practice Test with Solutions

Question : 26 [UPPCS (Spl)(Mains) 2008]

Red chillies are hot because these contain

a) Capsaicin

b) Arecoline

c) Ricin

d) Caffeol

Question : 27 [PCS (Pre) 2007]

Nitrogen fixing bacteria present in the nodules of the root of leguminous plant are

a) Protolytic

b) Saprophytic

c) Symbiotic

d) Parasitic

Question : 28 [IAS (Pre) 2005]

Assertion (A):
Amoeba reproduces by fission.
Reason (R):
All unicellular organisms reproduce by asexual methods.

a) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

b) (A) is true, but (R) is false

c) Both (A) and (R) are true and (R) is the correct explanation of (A)

d) (A) is false, but (R) is true

Question : 29 [UPPCS (Pre) 2002]

Which one of the following fibre is not a product of plant stem?

a) Hemp

b) Jute

c) Flax

d) Cotton

Question : 30 [PCS (Pre) 2011]

Of the following which one is not a fish?

a) Sawfish

b) Pipefish

c) Starfish

d) Guitarfish