set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

Basic taxonomic category is

a) species

b) population

c) variety

d) breed

Question : 2

Which one of the following statements is not true with regard to the transplantation of stem cells in animals?

a) They repair the damaged tissues of the organs

b) They have the capacity to produce one or more types of specialized cells

c) They multiply themselves throughout the life span of an animal

d) They are found only in the embryo

Question : 3

Human cheek cells are commonly stained with

a) safranin

b) methylene blue

c) acetocarmine

d) eosine

Question : 4

ATP molecule is a

a) Deoxyribose sugar

b) Nucleoside

c) Nucleosome

d) Nucleotide

Question : 5

Which of the following cell organelles play the most significant role in protein synthesis?

a) Endoplasmic reticulum and Ribosome

b) Golgi apparatus and Mitochondria

c) Lysosome and Centrosome

d) Lysosome and Mitochondria

Question : 6

Which one of the following statements is correct?

a) The cell wall of Mycoplasmas is made up of amino sugars

b) Viroids consist of singlestranded RNA molecules

c) Prions are the smallest freeliving cells

d) Rickettsias lack cell wall