Assertion and Reason Questions for Class 10 Science Chapter 7 How Do Organisms Reproduce
Assertion and Reason Questions for Class 10 Science Chapter 7 How Do Organisms Reproduce has been provided by JEE Wallah to help students score good marks in their CBSE and Competitive exams. Assertion and Reason Questions on How Do Organisms Reproduce is very important as these questions are asked in the Board Exam. Assertion and Reason Questions for Class 10 How Do Organisms Reproduce will help you check whether you have grasped the conceptual learning or not.
Assertion and Reason Questions for Class 10 Science Chapter 7 How Do Organisms Reproduce
Despite the fact that Assertion and reasoning questions on How Do Organisms Reproduce can be solved only by having proper conceptual knowledge, we are giving you some tips that can help you solve Assertion and Reasoning questions for Class 10 Science How Do Organisms Reproduce. The tips are : Read the Question Carefully; Analyze the Assertion statement; Analyze the Reason statement; Check if the Reason Statement Explains the Assertion Statement.
How Do Organisms Reproduce Assertion and Reason Questions with Answers
1.
(A) - In human beings, the female. play a major role in determining the sex of the offspring.
(R) - Women have two X chromosomes.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(d) A is false but R is true.
2.
(A) - In male reproductive system, transport of sperm takes place in a fluid which also provides nutrition.
(R) - Protective glands and seminal vesicles secret in the vas deferens.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
3.
(A) - Errors in coping always create new body designs.
(R) - DNA is the blueprint for body designs and characters.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(d) A is false but R is true.
4.
(A) - Germ cell creation machinery is located outside body in males.
(R) - It is safer for the cells and tissues.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
5.
(A) - There is an inbuilt tendency of variation.
(R) - DNA is copied via chemical reactions, which are never 100 % accurate.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
6.
(A) - Glands like Seminal vesicle are important.
(R) - They provides source of nutrition.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
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7.
(A) - Sexual reproduction must include meiosis.
(R) - It creates more variation compared to mitosis.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
8.
(A) - Regeneration is getting a full organism back from its body parts.
(R) - Hydra and Planaria show regeneration.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
9.
(A) - All the sepals together are called corolla.
(R) - The function of sepals is to protect the flower in the bud stage.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(d) A is false but R is true.
10.
(A) - Fusion of gametes gives rise to a single cell called zygote.
(R) - Zygote is a fertilised ovum.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
11.
(A) - Multiple fission produces many daughter cells simultaneously.
(R) - Multiple fission occurs during favourable conditions.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
12.
(A) - Ovaries are the primary reproductive organs in a woman.
(R) - The function of ovaries is to make mature female sex cells and female sex hormones.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
13.
(A) - Condom protects a person from the sexually transmitted diseases.
(R) - Condom prevents the sperms from meeting the ovum by acting as a barrier.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
Read Also: Life Processes Assertion and Reason Questions
14.
(A) - Vaginal pills contain spermicides.
(R) - Spermicides kill the sperms.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
15.
(A) - Internal fertilisation occurs in mammals and birds.
(R) - External fertilisation occurs in reptiles, amphibians and fishes.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
16.
(A) - Spore formation is found in unicellular organisms only.
(R) - Rhizopus and Mucor reproduce by spore formation method.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(d) A is false but R is true.
17.
(A) - Potato tuber is used for the vegetative reproduction of potato plant.
(R) - Potato tuber is an underground stem of the potato plant.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
18.
(A) - Self Pollination occurs when the pollen grains from the anther of a flower are transferred to the stigma of same flower or another flower on the same plant.
(R) - Insects and wind help in autogamy.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
19.
(A) - Sexual reproduction leads to greater variety in population.
(R) - Sexual reproduction plays an important role in the origin of new species
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
20.
(A) - Testis are present outside the abdominal cavity of the body.
(R) - Sperm formation requires a lower temperature than the normal body temperature.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
We hope that Assertion and Reason Questions for Class 10 Science Chapter 7 How Do Organisms Reproduce will help you in a variety of ways. Solving the Assertion and Reason Questions on How do organisms reproduce will help you boost your confidence level in the subject overall. If you have any query, please feel free to reach us !