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

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

Question # 2

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

Question # 3

Trial and error learning has no role in

Question # 4

Which strand of DNA is transcribed.

Question # 5

Every gene starts with initiation codon AUG which encodes for the amino acid.

Question # 6

A sequence of three nucleotides in mRNA is called.

Question # 7

Walter Fleming first discovered chromosomes in the dividing cells of.

Question # 8

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

Question # 9

Adenine and guanine are called

Question # 10

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

Question # 11

Advantage of pecking orders is to:

Question # 12

Highly condensed portions of the chromatin are called.

Question # 13

Chromosomal part which uncoils, during inter phase is called.

Question # 14

Each Okazaki fragment is synthesized by.

Question # 15

In sickle cell anemia code for glutamic acid is replaced by.

Question # 16

The stand which elongates towards the replication fork is.

Question # 17

Human cells have 46 chromosomes consisting of

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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 Human cells contain types of tRNA molecules.
A. 20
B. 45
C. 195
D. 300
2 This condition appears as a result of point mutation.
A. Down syndrome
B. Turner syndrome
C. Sickel cell Anaemia
D. Klinefelter syndrome
3 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
4 DNA changes are called mutations and the organisms that have undergone such changes are called
A. Wild types
B. Changer
C. Mutants
D. Transmutants
5 The genetic code for glycine is.
A. UAG
B. GAU
C. GUA
D. GGU
6 In 1944 Oswald Avery along with Colin Macleod and Maclyn McCarty repeated experiments of
A. Lamarck
B. Griffith
C. Darwin
D. Spemann
7 A sequence of three nucleotides in mRNA is called.
A. Cistron
B. Codon
C. Anticodon
D. Templet
8 A gene with initiation codon, which encodes the amino acid methionine is.
A. UAA
B. UAG
C. AUG
D. UGG
9 Adenine and guanine are called
A. Purines
B. Pyrmidines
C. Both a & b
D. None of these
10 Human cells have 46 chromosomes consisting of
A. 20 pairs
B. 21 pairs
C. 22 pairs
D. 23 pairs

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  • Keval

    Keval

    12 Dec 2017

    Hi

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  • Asan rao

    Asan rao

    10 Dec 2016

    great opportunity to become something

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