TNPSC Biology Objective Questions and Answers - 3

Question: 11

The cell division that restores chromosome number constant in further generation is

(A) Amitosis

(B) Mitosis

(C) Meiosis

(D) Direct division

Question: 12

Hansen’s disease is

(A) Leprosy

(B) T.B.

(C) Cholera

(D) Bronchitis

Question: 13

Which of the following is a fungi helping the plants in absorption of nutrients?

(A) Agaricus

(B) Anabaena

(C) Gigaspora

(D) Rhizobium

Question: 14

Rate of photosynthesis and amount of o₂ get reduced in

(A) Deposition

(B) Deforestation

(C) Carbon assimilation

(D) Carbon compound synthesis

Question: 15

HIV virus is a

(A) Grams virus

(B) Retro virus

(C) Rota virus

(D) D.N.A virus