MHT CET PYQs for Principles of Inheritance and Variation with Solutions: Practice MHT CET Previous Year Questions

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Principles of Inheritance and Variation is an important topic in the Biology section in MHT CET exam. Practising this topic will increase your score overall and make your conceptual grip on MHT CET exam stronger.

This article gives you a full set of MHT CET PYQs for Principles of Inheritance and Variation with explanations for effective preparation. Practice of MHT CET Biology PYQs including Principles of Inheritance and Variation questions regularly will improve accuracy, speed, and confidence in the MHT CET 2026 exam.

MHT CET PYQs for Principles of Inheritance and Variation with Solutions

1.
The high energy radiations, salts of heavy metals, CO and protein poisons like cyanides, make protein inactive by
- (A) Coagulating protein molecules
- (B) Breaking bonds
- (C) Sudden change of pH
- (D) Linking amino acids in irregular manner
View Solution
2.
Which one of the following is NOT a characteristic of genetic code?
- It is commaless.
- It is in triplets.
- It is degenerate.
- It is ambiguous.
View Solution
3.
Drug called 'Heroin' is synthesized by:
- (A) Methylation of morphine
- (B) Acetylation of morphine
- (C) Glycosylation of morphine
- (D) Nitration of morphine
View Solution
4.
Fruit is a modification of:
- (A) Female gametophyte
- (B) Ovary
- (C) carpel
- (D) Nucellus
View Solution
5.
Which of the following is an example of intergenic gene interaction?
- Multiple alleles
- Co-dominance
- Incomplete dominance
- Polygenes
View Solution
6.
Saliva contains the enzyme _________. That digests carbohydrates (starches).
- (A) Cellulose
- (B) Pepsin
- (C) Trypsin
- (D) Amylase
View Solution
7.
Which of the following part of the human brain is also called the emotional brain?
- (A) Corpus callosum
- (B) Limbic system
- (C) Epithalamus
- (D) Broca's area
View Solution
8.
Stomatal aperture is surrounded by guard cells and widens (opens) when guard cells are _____________.
- (A) flaccid
- (B) turgid
- (C) bean shaped
- (D) dumb-bell shaped
View Solution
9.
In humans, the condition of color blindness is caused by a recessive allele located on the X chromosome. A color-blind woman marries a man with normal vision. What is the probability that their son will be color-blind?
- \( 0\% \)
- \( 25\% \)
- \( 50\% \)
- \( 100\% \)
View Solution
10.
What is the genotype of Drosophila showing normal wings?
- vg+
- vg no
- vg
- vg ni
View Solution
11.
A man with blood group AB marries a woman with blood group O. What is the probability that their child will have blood group A?
- \( 0\% \)
- \( 25\% \)
- \( 50\% \)
- \( 75\% \)
View Solution
12.
In relation to Gross primary productivity and net primary productivity of an ecosystem, which one of the following statements is correct?
- (A) Gross primary productivity is always less than net primary productivity.
- (B) Gross primary productivity is always more than net primary productivity.
- (C) Gross primary productivity and net primary productivities are one and the same.
- (D) There is no relationship between Gross primary productivity and net primary productivity.
View Solution
13.
Which of the following shows recessive traits?
- Inflated pod shape.
- Purple flower.
- Axile placentation.
- Length of stem.
View Solution
14.
One of the following is NOT an example of incomplete sex-linkage
- Total colour-blindness
- Retinitis pigmentosa
- Nephritis
- Myopia
View Solution
15.
To which of the following interactions both partners are adversely effected _______.
- (A) Competition
- (B) Predation
- (C) Parasitism
- (D) Mutation
View Solution

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MHT CET PYQs for Principles of Inheritance and Variation with Solutions: Practice MHT CET Previous Year Questions

MHT CET PYQs for Principles of Inheritance and Variation with Solutions

1.
The high energy radiations, salts of heavy metals, CO and protein poisons like cyanides, make protein inactive by

2.
Which one of the following is NOT a characteristic of genetic code?

3.
Drug called 'Heroin' is synthesized by:

4.
Fruit is a modification of:

5.
Which of the following is an example of intergenic gene interaction?

6.
Saliva contains the enzyme _________. That digests carbohydrates (starches).

7.
Which of the following part of the human brain is also called the emotional brain?

8.
Stomatal aperture is surrounded by guard cells and widens (opens) when guard cells are _____________.

9.
In humans, the condition of color blindness is caused by a recessive allele located on the X chromosome. A color-blind woman marries a man with normal vision. What is the probability that their son will be color-blind?

10.
What is the genotype of Drosophila showing normal wings?

11.
A man with blood group AB marries a woman with blood group O. What is the probability that their child will have blood group A?

12.
In relation to Gross primary productivity and net primary productivity of an ecosystem, which one of the following statements is correct?

13.
Which of the following shows recessive traits?

14.
One of the following is NOT an example of incomplete sex-linkage

15.
To which of the following interactions both partners are adversely effected _______.

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MHT CET PYQs for Principles of Inheritance and Variation with Solutions

1.The high energy radiations, salts of heavy metals, CO and protein poisons like cyanides, make protein inactive by

2.Which one of the following is NOT a characteristic of genetic code?

3.Drug called 'Heroin' is synthesized by:

4.Fruit is a modification of:

5.Which of the following is an example of intergenic gene interaction?

6.Saliva contains the enzyme _________. That digests carbohydrates (starches).

7.Which of the following part of the human brain is also called the emotional brain?

8.Stomatal aperture is surrounded by guard cells and widens (opens) when guard cells are _____________.

9.In humans, the condition of color blindness is caused by a recessive allele located on the X chromosome. A color-blind woman marries a man with normal vision. What is the probability that their son will be color-blind?

10.What is the genotype of Drosophila showing normal wings?

11.A man with blood group AB marries a woman with blood group O. What is the probability that their child will have blood group A?

12.In relation to Gross primary productivity and net primary productivity of an ecosystem, which one of the following statements is correct?

13.Which of the following shows recessive traits?

14.One of the following is NOT an example of incomplete sex-linkage

15.To which of the following interactions both partners are adversely effected _______.

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1.
The high energy radiations, salts of heavy metals, CO and protein poisons like cyanides, make protein inactive by

2.
Which one of the following is NOT a characteristic of genetic code?

3.
Drug called 'Heroin' is synthesized by:

4.
Fruit is a modification of:

5.
Which of the following is an example of intergenic gene interaction?

6.
Saliva contains the enzyme _________. That digests carbohydrates (starches).

7.
Which of the following part of the human brain is also called the emotional brain?

8.
Stomatal aperture is surrounded by guard cells and widens (opens) when guard cells are _____________.

9.
In humans, the condition of color blindness is caused by a recessive allele located on the X chromosome. A color-blind woman marries a man with normal vision. What is the probability that their son will be color-blind?

10.
What is the genotype of Drosophila showing normal wings?

11.
A man with blood group AB marries a woman with blood group O. What is the probability that their child will have blood group A?

12.
In relation to Gross primary productivity and net primary productivity of an ecosystem, which one of the following statements is correct?

13.
Which of the following shows recessive traits?

14.
One of the following is NOT an example of incomplete sex-linkage

15.
To which of the following interactions both partners are adversely effected _______.