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

DNA changes are called mutations and the organisms that have undergone such changes are called

Question # 2

The no of chromosome in mouse is

Question # 3

Chromosomal theory of inheritance was first formulated by.

Question # 4

A strand of DNA, which is not transcribed is called as.

Question # 5

Morphological characteristics of chromosome are collectively called.

Question # 6

In 1944 Oswald Avery along with Colin Macleod and Maclyn McCarty repeated experiments of

Question # 7

Highly condensed portions of the chromatin are called.

Question # 8

Anti codes present on

Question # 9

A sequence of three nucleotides in mRNA is called.

Question # 10

Which of the following is a non sense codon.

Question # 11

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

Question # 12

Walter Fleming first discovered chromosomes in the dividing cells of.

Question # 13

Trial and error learning has no role in

Question # 14

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

Question # 15

Innate behavior is all but;

Question # 16

Human cells have 46 chromosomes consisting of

Question # 17

This condition appears as a result of point mutation.

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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 but;
A. Heritable
B. Intrinsic
C. Sterotypic
D. Flexible
2 A sequence of three nucleotides in mRNA is called.
A. Cistron
B. Codon
C. Anticodon
D. Templet
3 Trial and error learning has no role in
A. Operant learning
B. Classical conditioning
C. Insight
D. Imprinting
4 The base pairs in human genome are.
A. Two billion
B. Three billion
C. Four billion
D. Five billion
5 Which strand of DNA is transcribed.
A. coding strand
B. Sense strand
C. Antisense strand
D. Conservative strand
6 Chromosomal part which uncoils, during inter phase is called.
A. Chromatids
B. Satellite DNA
C. Euchromatin
D. Heterochromatin
7 No of chromosomes in Honey bee are.
A. 6
B.
20
C. 32
D. 40
8 Human cells contain types of tRNA molecules.
A. 20
B. 45
C. 195
D. 300
9 The particular array of chromosomes that an individual possesses called its.
A. Genotype
B. Phenotype
C. epistasis
D. Karvotype
10 Every gene starts with initiation codon AUG which encodes for the amino acid.
A. Lysine
B. Serine
C. Proline
D. Methionine

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