Second Year Biology Chapter 22 Online MCQ Test for 2nd Year Biology Chapter 22 Variation and Genetics Preparation

FSC Part 2 Biology
Chapter 22 Test

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MCQ's Test For Chapter 0 "Biology FSC Part 2 Chapter 22 Online MCQ's Test"

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  • Total Questions17

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Biology FSC Part 2 Chapter 22 Online MCQ's Test

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Question # 1

ABO system has four different phenotypes which are distinct from each other on the basis of specific antigens on the surface of

Question # 2

Which trait is transmitted directly from an affected father to only his sons.

Question # 3

Green colour blindness is called.

Question # 4

Hereditary characteristics pass from parents to offspring through genes in their

Question # 5

Different alleles of a gene that are both expressed in heterozygous condition are called.

Question # 6

The genes found in a breeding population constitute.

Question # 7

The gens found in a breeding population constitute.

Question # 8

The first restriction enzyme was isolated by.

Question # 9

Genes are located at specific loci on

Question # 10

Blue cone monochrome may is an X linked trait is which.

Question # 11

Mendellan factors were renamed as 'genes' by

Question # 12

The form of appearance of the trait is called.

Question # 13

Identical twins result from the fertilization of:

Question # 14

The gene for blue opsin is present on autosome.

Question # 15

The outer layer of the blastocyst, which laterattaches tothe uterus , is:

Question # 16

Hypophosphatemic rickets is an _________ trait.

Question # 17

The most important hormone in initiating and maintaning lacation after birth is:

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FSC Part 2 Biology Chapter 22 Online Test MCQ's

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FSc Part II Biology Chapter 0 Important MCQ's

Sr.# Question Answer
1 Different alleles of a gene that are both expressed in heterozygous condition are called.
A. codominant
B. Over dominant
C. Complete dominant
D. Incomplete dominant
2 Bombay phenotype is an example of.
A. Pleiotropy
B. Probability
C. dominance
D. epistasis
3 Intelligence is also a case of polygenic inheritance which is strongly influenced by
A. Genes
B. Environment
C. Experience
D. Nature
4 Mendellan factors were renamed as 'genes' by
A. Mendel
B. Correns
C. Morgan
D. Johannsen
5 Human skin colour is also a quantitative trait which is controlled by
A. 3 - 6 gene pairs
B. 1 - 3 gene pairs
C. None of these
6 Mendel called the offspring of first parents as
A. F1
B. First filial generation
C. Both a & b
D. First generation
7 Hypophosphatemia rickets is an X linked.
A. Dominant trait
B. Over dominant trait
C. co dominant trait
D. Recessive trait
8 Hereditary characteristics pass from parents to offspring through genes in their
A. Nuclei
B. DNA
C. Gametes
D. Body
9 Percentage of its recombination frequency.
A. 20
B. 40
C. 60
D. 80
10 The gens found in a breeding population constitute.
A. Genotype
B. Genome
C. Gene frequency
D. Gene pool

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