MDCAT Biology Chapter 9 MCQ Test With Answer for (Life process in Animals & Plants)

If you are looking for the online MCQs of Chapter 9, Life Process in Animals and Plants, then you are on the right platform. The students planning to appear in the MDCAT can take assistance from this platform. After preparing for the chapter, the students can take the test and determine their preparation level.

MCQ's Test For MDCAT Biology Chapter 9 MCQ's Test

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MDCAT Biology Chapter 9 MCQ's Test

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Question # 1

A change in one or more bases of DNA, which results in the formation of an abnormal protein is

Question # 2

Mutatuons are inherited only if they occur in the

Question # 3

What is the 5th amino acid in sickle cell beta chain

Question # 4

Genes can be mapped on chromosomes on the basis of

Question # 5

What are chances for having Rh-ve baby if one parent is Rh+ve and (homozygous) and other is Rh-ve

Question # 6

Which enzyme deficiency leads to phenylketonuria

Question # 7

Mutation of one or two N-bases is

Question # 8

Mutation may be caused by

Question # 9

Which of the following traist is transmitted directly from an affected to only its sons?

Question # 10

What will be the risk of heamophilia in sons if father is haemophilic and mother is normal

Question # 11

Interaction of two loci

Question # 12

When a single gene has multiple phenotypic effects, the phenomenon is called:

Question # 13

Sickle cell mutation affects

Question # 14

Queen victoria was having which kind of haemophilia

Question # 15

A heterrozygote offspring quantitatively exceeds the phenotypic expression of both the homozygote parents due to:

Question # 16

There are ________ total possible genotypes of blood group ABO system

Question # 17

Pseudo-autosomal genes are present on

Question # 18

Genes for alpha and beta chains of hemoglobin are found on which chromosomes?

Question # 19

When a haemophilic carrier woman marries a normal man, who among her offspring may be affected

Question # 20

What is the probability of having albino child if father and mother both are carrier(Aa)

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MCAT Biology Chapter 9 Important MCQ's

Sr.# Question Answer
1 Which of these traits zigzags from meternal grand father through a carrier daughter to a grandson ?
A. autosomal
B. X-linked
C. Y-linked
D. X and Y linked
2 Which of the following traist is transmitted directly from an affected to only its sons?
A. autosomal
B. X-linked
C. Y-linked
D. X and Y linked
3 SRY in located at the tip of
A. Short arm of X-chromosome
B. Short arm of Y-chromosome
C. Long arm of Y-chromosome
D. Long arm of X-chromosome
4 Mutatuons are inherited only if they occur in the
A. Gland cells
B. Gametes
C. Muscle cells
D. Somatic cells
5 Bilirubin
A. Turns skin Yellow
B. Damages brain cells
C. Causes jaundice
D. All of these
6 If the distance of 20 map units is found among two linked loci what would be the percentage of cross gametes
A. 40%
B. 60%
C. 20%
D. 10%
7 A heterrozygote offspring quantitatively exceeds the phenotypic expression of both the homozygote parents due to:
A. dominance
B. incomplete dominance
C. over dominance
D. codominance
8 Genes for alpha and beta chains of hemoglobin are found on which chromosomes?
A. Chromosome 16 alpha; chromosome 11 beta
B. Chromosome 11 alpha; chromosome 16 beta
C. Chromosome 11
D. Chromosome 16
9 What happens when both alleles of a gene pair independently express in a heterozygote?
A. dominance
B. incomplete dominance
C. over dominance
D. codominance
10 A carrier mother for colour blindness does not have
A. A normal boy
B. A carrier boy
C. A colour blind boy
D. A normal daughter

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