MCQ Questions for Class 10 Science Chapter 9 Heredity and Evolution with Answers

Heredity and Evolution is an important chapter that covers the concepts of heredity, how evolution takes place and more. Solving the MCQ Questions for Class 10 Science Chapter 9 Heredity and Evolution with Answers will help students build a strong foundation of the concepts. These MCQ Questions for Class 10 Science Chapter 9 Heredity and Evolution with Answers assist students to evaluate their exam preparation and score better in their CBSE Science exam.The MCQ Questions for Class 10 Science Chapter 9 Heredity and Evolution with Answers are prepared after a meticulous analysis of the latest CBSE Class 10 syllabus and exam pattern. To solve the MCQs accurately read Chapter 9 Heredity and Evolution comprehensively and revise it again. The more you take MCQ tests, the better you understand. So, the best way to master it is to practce as much as you can.

Heredity and Evolution Class 10 MCQs Questions with Answers

1) A basket of vegetables contains carrot, potato, radish and tomato. Which of them represents the correct homologous structures?

1. Carrot and potato
2. Carrot and tomato
3. Radish and carrot
4. Radish and Potato

Answer: 3

2) New species may be formed if ______.

1. DNA do not undergo significant changes in germ cells
2. Chromosomes number changes in gametes
3. There is no change in genetic material
4. Mating does not take place 

Answer: 3

3) The maleness of a child is determined by ___.

1. X chromosome in zygote
2. Y chromosome in zygote
3. The cytoplasm of germ cells which determines the sex
4. Sex is determined by chance

Answer: 3

4) What does the progeny of a tall plant with round seeds and a short plant with wrinkled seeds look like?

1. All are tall with round seeds
2. All are short with round seeds
3. All are tall with wrinkled seeds
4. All are short with wrinkled seeds

Answer: 1

5) What will be the number of chromosomes present in each gamete produced by the plants if the palisade cells of a species of the plant contain 28 chromosomes in all?

1. 56
2. 28
3. 14
4. 4

Answer: 3

6) The _____ is the basic unit of heredity

1. Trait
2. Allele
3. Gene
4. Cell

Answer: 3

7) Which of the following is controlled by genes? (i) Weight of a person (ii) Height of a person

1. only 1 (i)
2. only (ii)
3. both (i) and (ii)
4. Sometimes (i) and sometimes (ii)

Answer: 2

8) Wing of a bird and wing of an insect are

1. Homologous Organs
2. Analogous Organs
3. Vestigial Organs
4. Both (A) and (B)

Answer: 1

9) The two versions of a trait (character) which are brought in by the male and female gametes are situated on

1. Copies of the same chromosome
2. Two different chromosomes
3. Sex chromosome
4. Any chromosome

Answer: 1

10) Which concept was not included in Charles Darwin’s theory of Natural Selection? 

1. Struggle for existence 
2. Punctuated equilibrium 
3. Survival of the fittest 
4. Overproduction of offspring

Answer: 2

11) Process of selecting individuals with desired characters by man is called

1. Hybridization
2. Reproduction
3. Artificial selection
4. Natural selection

Answer: 3

12) Homologous organs have

1. Same structure, same function
2. Different structure, different function
3. Same structure, different function
4. different structure, same function

Answer: 3

13) The remaps or impressions of dead animals or plant that lived in the remote past are known as

1. Extinct Species
2. Fossils
3. Naturally selected species
4. None of the above

Answer: 2

14) Select the group which shares the maximum number of common characters.

1. two individuals of a species
2. two species of a genus
3. two genera of a family
4. two genera of two families

Answer: 1

15) Which of the following scientist gave the principles of inheritance?

1. Mendel
2. Griffin
3. Johanssen
4. Watson and Crick

Answer: 1