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

Trial and error learning has no role in

Question # 2

A chromosome with equal length of its arms.

Question # 3

Anti codes present on

Question # 4

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

Question # 5

Which strand of DNA is transcribed.

Question # 6

The base pairs in human genome are.

Question # 7

No of chromosomes in Honey bee are.

Question # 8

Genetic code for the amino acid methionine is.

Question # 9

Adenine and guanine are called

Question # 10

The copping of mRNA from DNA is called.

Question # 11

Which one of the given is non sense codon.

Question # 12

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

Question # 13

RNA polymerase II synthesize.

Question # 14

Which one of the following is initiation codon.

Question # 15

Innate behavior is all except;

Question # 16

The number of chromosomes in frog is

Question # 17

In the double helix of DNA adenine forms two hydrogen bonds with

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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 How many million nucleotides are in DNA of typical human chromosome
A. 140
B. 160
C. 180
D. 200
2 V-shaped chromosomes are called.
A. Acrocentric
B. Metacentric
C. Telocentric
D. submetacentric
3 The particular array of chromosomes that an individual possesses called its.
A. Genotype
B. Phenotype
C. epistasis
D. Karvotype
4 In sickle cell anemia code for glutamic acid is replaced by.
A. Leucine
B. Valine
C. Proline
D. Histidine
5 32P and 35S labeled viruses were used in his experiments by
A. Watson & Crick
B. Hershey & Chase
C. Wilkins & Franklin
D. Correns & Bridge
6 In 1882, chromosomes were first observed by.
A. John Brown
B. T.H.Morgan
C. Walter fleming
D. Walther sutton
7 Pentose sugar in the molecule of DNA is
A. Ribose
B. Deoxyribose
C. Sucrose
D. Lactose
8 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
9 Genetic code is a combination of 3 nucleotides in DNA which specify a particular
A. Amino acid
B. Fatty acid
C. Vitamin
D. Steriod
10 Unlike most proteins, histones are.
A. Positively charges
B. Neutral
C. discharged
D. Negatively charged

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