set 2 MCQ Questions & Answers Detailed Explanation

Question : 1

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 : 2

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 : 3

A nucleoside differs from a nucleotide in not having

a) sugar

b) nitrogen base

c) phosphate

d) phosphate and sugar

Question : 4

Dinosaurs were

a) Paleozoic amphibians

b) Cenozoic reptiles

c) Mesozoic birds

d) Mesozoic reptiles

Question : 5

With reference to the evolution of living organisms, which one of the following sequences is correct?

a) Salamander - Python - Kangaroo

b) Octopus - Dolphin - Shark

c) Pangolin - Tortoise - Hawk

d) Frog - Crab – Prawn

Question : 6

The process of translation is

a) protein synthesis

b) DNA synthesis

c) ribosome synthesis

d) RNA synthesis