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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Biology FSC Part 2 Chapter 22 Online MCQ's Test

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Question # 1

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

Question # 2

Mendellan factors were renamed as 'genes' by

Question # 3

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

Question # 4

The protective coat which surrounds the embryo is known as:

Question # 5

The individuals called universal recipients have.

Question # 6

Bombay phenotype is an example of.

Question # 7

ABO blood group system was discovered by

Question # 8

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

Question # 9

A gene with multiple phenotypic effect is.

Question # 10

The position of gene one chromosome is called. its.

Question # 11

RH blood group system is named after.

Question # 12

Hypophosphatemia rickets is an X linked.

Question # 13

Green colour blindness is called.

Question # 14

Percentage of its recombination frequency.

Question # 15

Hemophilia is

Question # 16

Hemoohilia is.

Question # 17

A clear picture of the genetic basis of sex determination emerged after the discovery of

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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 Green colour blindness is called.
A. Deiteranopia
B. Tritanopia
C. Protamptoa
D. colour blind
3 A clear picture of the genetic basis of sex determination emerged after the discovery of
A. Autosomes
B. X chromosomes
C. Sex chromosomes
D. Y chromosomes
4 The gene for blue opsin is present on autosome.
A. 7
B. 11
C. 19
D. 21
5 ABO system has four different phenotypes which are distinct from each other on the basis of specific antigens on the surface of
A. Mitochondria
B. Gogli bodies
C. RBC
D. Centrioles
6 Identical twins result from the fertilization of:
A. One ovum by the sperm
B. One ovum by the two sperms
C. Two ova by two sperms
D. Two ova by one sperm
7 The cross which is used to find out the homozygous or heterozygous nature of the genotype is called.
A. Test cross
B. Reciprocal ross
C. Monohybrid corss
D. Dihybrid cross
8 Bombay phenotype is an example of.
A. Pleiotropy
B. Probability
C. dominance
D. epistasis
9 Percentage of its recombination frequency.
A. 20
B. 40
C. 60
D. 80
10 Hemoohilia is.
A. Affects both sexes equally
B. Affects men more than woman
C. Affects women more than men
D. Is non allelic recessive sex linked

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