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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Biology FSC Part 2 Chapter 20 Online MCQ's Test

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Question # 1

Chromosomes appear inside the nucleus at the time of.

Question # 2

RNA polymerase II synthesize.

Question # 3

Which one of the following is initiation codon.

Question # 4

The copping of mRNA from DNA is called.

Question # 5

Genetic code for the amino acid methionine is.

Question # 6

Repeating units of DNA are called.

Question # 7

Okazaki fragments are about 1000 - 2000 nucleotides long in

Question # 8

Each Okazaki fragment is synthesized by.

Question # 9

Which one of the given is non sense codon.

Question # 10

Which one is non-directed orientation?

Question # 11

In prokaryote within promoter there are two binding sites TTGACA also called -35 sequence and TATAAT also called

Question # 12

Anti codes present on

Question # 13

Which of the following is a non sense codon.

Question # 14

The particular array of chromosomes that an individual possesses called its.

Question # 15

In 1882, chromosomes were first observed by.

Question # 16

Every 200 nucleotides the DNA duplex is coiled around a core of eight histone proteins forming a complex known as a

Question # 17

In sickle cell anemia disease, a single thymine is replaced with an adenine in the DNA that codes for.

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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 Which of the following polymerase synthesize tRNA.
A. RNA Polymerase -I
B. RNA Polymerase -III
C. RNA Polymerase -II
D. DNA Polymerase
2 A strand of DNA, which is not transcribed is called as.
A. Template strand
B. Antisense strand
C. Lagging strand
D. coding strand
3 A chromosome with equal length of its arms.
A.
Acrocentric
B. Metacentric
C. sub meta centric
D. Telocentric
4 In 1882, chromosomes were first observed by.
A. John Brown
B. T.H.Morgan
C. Walter fleming
D. Walther sutton
5 Anti codes present on
A. mRNA
B. tRNA
C. rRNA
D. DNA
6 No of chromosomes in Honey bee are.
A. 6
B.
20
C. 32
D. 40
7 In sickle cell anemia disease, a single thymine is replaced with an adenine in the DNA that codes for.
A. Valine
B. Glycine
C. Histidine
D. Glutamic acid
8 The particular array of chromosomes that an individual possesses called its.
A. Genotype
B. Phenotype
C. epistasis
D. Karvotype
9 Morphological characteristics of chromosome are collectively called.
A. Holotype
B. Karyokinesis
C. Karyotype
D. Neotype
10 In 1953, F . Sanger described the sequence of amino acids of.
A. Myoglobin
B. Insulin
C. Keratin
D. Globulin

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