TNPSC Biology GK Questions - 2

Question: 6

The law based on the dihybrid cross

(A) Law of dominance

(B) Law of Independent assortment

(C) Law of segregation

(D) Law of purity of gametes

Question: 7

Fertilization results in the formation of

(A) Zygote

(B) Embryo

(C) Blastula

(D) Gastrula

Question: 8

Antigens are the toxic substances released by

(A) Intermediate host

(B) Vector

(C) Pathogen

(D) Host

Question: 9

Photosynthesis fixes energy in the form of

(A) A.T.P

(B) ADP

(C) D.P.T

(D) Protons

Question: 10

In pyramid of numbers, the wide base of the pyramid represents

(A) Grasses

(B) Rabbits

(C) Foxes

(D) Lion