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

Chromosomal part which uncoils, during inter phase is called.

Question # 2

Advantage of pecking orders is to:

Question # 3

Human cells contain types of tRNA molecules.

Question # 4

The number of nucleotides in the DNA of a typical human chromosome is about

Question # 5

The copping of mRNA from DNA is called.

Question # 6

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

Question # 7

The genetic code for glycine is.

Question # 8

In 1882, chromosomes were first observed by.

Question # 9

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

Question # 10

This condition appears as a result of point mutation.

Question # 11

A gene with initiation codon, which encodes the amino acid methionine is.

Question # 12

Which one of the given is non sense codon.

Question # 13

Unlike most proteins, histones are.

Question # 14

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

Question # 15

Which of the following is a non sense codon.

Question # 16

Which one is non-directed orientation?

Question # 17

How many million nucleotides are in DNA of typical human chromosome

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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 Chromosomal part which uncoils, during inter phase is called.
A. Chromatids
B. Satellite DNA
C. Euchromatin
D. Heterochromatin
2 Transfer of genetic material from one cell to other that can alter the genetic make up of recipient cell is called.
A. Transcription
B. Replication
C. Translation
D. Transformation
3 In 1944 Oswald Avery along with Colin Macleod and Maclyn McCarty repeated experiments of
A. Lamarck
B. Griffith
C. Darwin
D. Spemann
4 Genetic code is a combination of 3 nucleotides in DNA which specify a particular
A. Amino acid
B. Fatty acid
C. Vitamin
D. Steriod
5 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
6 Which of the following polymerase synthesize tRNA.
A. RNA Polymerase -I
B. RNA Polymerase -III
C. RNA Polymerase -II
D. DNA Polymerase
7 Okazaki fragments are about 1000 - 2000 nucleotides long in
A. Prokaryotes
B. Eukaryotes
C. Both a & b
D. None of these
8 Genetic code for the amino acid methionine is.
A. AUC
B. UGC
C. CGC
D. AUG
9 Which one of the given is non sense codon.
A. AUG
B. ACU
C. GAU
D. UAA
10 Human cells contain types of tRNA molecules.
A. 20
B. 45
C. 195
D. 300

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