Class 12 Biology MCQ Chapter 1 Reproduction in Organisms Solutions English Medium to each chapter is provided in the list so that you can easily browse through different chapters Class 12 Biology MCQ Chapter 1 Reproduction in Organisms Question Answer in English and select need one. AHSEC Class 12 Biology Objective Type Question Answer As Per AHSEC New Book Syllabus Download PDF. AHSEC Biology MCQ Class 12 Solutions.
Class 12 Biology MCQ Chapter 1 Reproduction in Organisms
Also, you can read the NCERT book online in these sections Solutions by Expert Teachers as per Central Board of Secondary Education (CBSE) Book guidelines. AHSEC Class 12 Biology Multiple Choice Solutions in English Medium are part of All Subject Solutions. Here we have given AHSEC Class 12 Biology MCQ Question Answer English Medium for All Chapters, You can practice these here.
Reproduction in Organisms
Chapter: 1
| MCQs |
Choose the Correct Option:
1. Why is reproduction essential for organisms?
(i) To grow.
(ii) To ensure continuity of species.
(iii) To maintain balance in nature.
(iv) To create genetic diversity.
Ans: (ii) To ensure continuity of species.
2. Asexual reproduction involves:
(i) Two parents.
(ii) Only one parent.
(iii) Gamete fusion.
(iv) External fertilization.
Ans: (ii) Only one parent.
3. What is a clone?
(i) Organisms that reproduce sexually.
(ii) Genetically identical organisms produced asexually.
(iii) Organisms with different genetic material.
(iv) Organisms with unique characteristics.
Ans: (ii) Genetically identical organisms produced asexually.
4. What is the main advantage of asexual reproduction?
(i) Genetic variation.
(ii) Requires only one parent.
(iii) Requires two parents.
(iv) Involves the fusion of gametes.
Ans: (ii) Requires only one parent.
5. Which of the following is an example of an oviparous animal?
(i) Dog.
(ii) Frog.
(iii) Human.
(iv) Kangaroo.
Ans: (ii) Frog.
6. Internal fertilization occurs in:
(i) Most aquatic animals.
(ii) Most land animals.
(iii) All plants.
(iv) All fungi.
Ans: (ii) Most land animals.
7. Which of the following is a bisexual flower?
(i) Cucumber.
(ii) Papaya.
(iii) Sweet potato.
(iv) Date palm.
Ans: (iii) Sweet potato.
8. In plants, the male gametes are transferred by:
(i) Pollen tubes.
(ii) Water.
(iii) Air.
(iv) Insects.
Ans: (i) Pollen tubes.
9. Which of the following is an example of a plant that undergoes vegetative reproduction?
(i) Mango.
(ii) Potato.
(iii) Apple.
(iv) Orange.
Ans: (ii) Potato.
10. In humans, the female gamete is called:
(i) Ovum.
(ii) Sperm.
(iii) Zygote.
(iv) Embryo.
Ans: (i) Ovum.
11. Which of the following types of animals exhibit internal fertilisation?
(i) Fish.
(ii) Frog.
(iii) Reptiles.
(iv) Amphibians.
Ans: (iii) Reptiles.
12. What is the first step of sexual reproduction?
(i) Embryogenesis.
(ii) Gamete formation.
(iii) Zygote formation.
(iv) Fertilisation.
Ans: (ii) Gamete formation.
13. What happens during the process of meiosis?
(i) Chromosome number is doubled.
(ii) Gametes are produced with half the chromosome number.
(iii) A diploid cell forms a zygote.
(iv) The chromosome number remains unchanged.
Ans: (ii) Gametes are produced with half the chromosome number.
14. In which phase of sexual reproduction does fertilization occur?
(i) Pre-fertilization.
(ii) Fertilization.
(iii) Post-fertilization.
(iv) Juvenile phase.
Ans: (ii) Fertilization.
15. Which of the following is not a type of asexual reproduction?
(i) Binary fission.
(ii) Budding.
(iii) Fertilization.
(iv) Vegetative propagation.
Ans: (iii) Fertilization.
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