set 2 MCQ Questions & Answers Detailed Explanation

Question : 1

Archeopteryx is

a) Reptile of Triassic period

b) Most ancient bird of Jurassic age

c) Reptile of Jurassic period

d) Reptile of both Triassic and Jurassic period

Question : 2

Scientific name of man is

a) Homo habilis

b) Homo erectus

c) Canis familiaris

d) Homo sapiens

Question : 3

Consider the following statements :

1. Characters are transferred from parents to progeny through DNA.
2. Coded information in nucleic acid depend on the arrangement of nucleotides.

a) 1 and 2 both

b) 2 only

c) 1 only

d) None

Question : 4

Herbarium is

a) dry garden

b) a garden where medicinal plants are grown

c) garden where herbaceous plants are grown

d) chemical to kill plants

Question : 5

Consider the following statements about Progeria :

1. Progeria is the genetic disease associated with fast ageing.
2. Progeria patients never live beyond early twenties.
3. It happens due to point mutation replacing Cytosine by Thymine.

a) 2 and 3

b) 1 only

c) 1, 2, 3

d) 2 and 3

Question : 6

Consider the following statements :

1. Earth is kept warm due to green house flux.
2. The reproduction and other activities of living organisms are affected by the abiotic components of ecosystem.
3. Ecology is the scientific study of the interaction of organisms with each other and the environment.

a) A, B and C

b) A and B

c) B and C

d) None of these