Second Year Biology Chapter 20 Online MCQ Test for 2nd Year Biology Chapter 20 Chromosomes and DNA Preparation

FSC Part 2 Biology
Chapter 20 Test

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MCQ's Test For Chapter 0 "Biology FSC Part 2 Chapter 20 Online MCQ's Test"

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Biology FSC Part 2 Chapter 20 Online MCQ's Test

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Question # 1

Genetic code is a combination of 3 nucleotides in DNA which specify a particular

Question # 2

Amino acid attachment site of tRNA is.

Question # 3

The number of chromosomes in frog is

Question # 4

Transfer of genetic material from one cell to other that can alter the genetic make up of recipient cell is called.

Question # 5

A combination of three nucleotides of DNA that specifies as amio acid is called.

Question # 6

Which of the following is a non sense codon.

Question # 7

Highly condensed portions of the chromatin are called.

Question # 8

Adenine and guanine are called

Question # 9

Genetic code for the amino acid methionine is.

Question # 10

Which of the following polymerase synthesize tRNA.

Question # 11

32P and 35S labeled viruses were used in his experiments by

Question # 12

Which one is non-directed orientation?

Question # 13

V-shaped chromosomes are called.

Question # 14

Anti codes present on

Question # 15

Histones are positively charged due to an abundance of the basic amino acids

Question # 16

The no of chromosome in mouse is

Question # 17

Which strand of DNA is transcribed.

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FSC Part 2 Biology Chapter 20 Online Test MCQ's

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FSc Part II Biology Chapter 0 Important MCQ's

Sr.# Question Answer
1 Innate behavior is all except;
A. Coded in DNA
B. Modified in individuals life span
C. Modified with species evolution
D. Programmed responses to external stimuli
2 In 1953, F . Sanger described the sequence of amino acids of.
A. Myoglobin
B. Insulin
C. Keratin
D. Globulin
3 Chromosomal part which uncoils, during inter phase is called.
A. Chromatids
B. Satellite DNA
C. Euchromatin
D. Heterochromatin
4 Which one of the following is initiation codon.
A. AUG
B. GUA
C. UGA
D. GAC
5 Origin site of replication is one in
A. Prokaryotes
B. Eukaryotes
C. None of these
D. Both a & b
6 Every 200 nucleotides the DNA duplex is coiled around a core of eight histone proteins forming a complex known as a
A. Histomone
B. Nucleosome
C. Peroxisome
D. Glyoxisome
7 Which of the following is a 'start' codon
A. AUG
B. UAG
C. UAA
D. UGA
8 Innate behavior is all but;
A. Heritable
B. Intrinsic
C. Sterotypic
D. Flexible
9 The stand which elongates towards the replication fork is.
A. Leading
B. Lagging
C. Okazaki
D. Primer
10 Histones are positively charged due to an abundance of the basic amino acids
A. Arginine
B. Lysine
C. Both a & c
D. Alanine

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