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How Do Organisms Reproduce - Biology Class 10 | Shiksha Nation
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Class 10
CBSE
Biology
How Do Organisms Reproduce
🧬
Chapter 3
How Do Organisms Reproduce
Biology
•
Class 10
•
CBSE
13 Questions Available
Showing 13 questions on this page
1
List any two differences between pollination and fertilization.
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2
(a) In human body what is the role of • seminal vesicles and • prostate gland. (b) List two functions performed by testes in human beings.
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3
Define variations in relation to a species. Why is variation beneficial to the species?
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4
What is vegetative propagation?
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5
For two statements are given-one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below: a. Both A and R are true, and R is correct explanation of the assertion. b. Both A and R are true, but R is not the correct explanation of the assertion. c. A is true but R is false. d. A is false but R is true. Assertion: Seeds are matured ovules. Reason: The part of seed which contains stored food for baby plant is called cotyledon.
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6
What is reproduction? What are the two types? Which one of the two confers new characteristics on the offspring and how?
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7
Mention the information source of making proteins in the cell. What is the basic event in reproduction?
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8
What is reproduction? Mention the importance of DNA copying in reproduction.
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9
Mention the common mode of reproduction found in • Amoeba • Planaria.
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10
Why is DNA copying an essential part of the process of reproduction?
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11
For two statements are given-one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below: a. Both A and R are true, and R is correct explanation of the assertion. b. Both A and R are true, but R is not the correct explanation of the assertion. c. A is true but R is false. d. A is false but R is true. Assertion: Internal fertilisation occurs in mammals and birds. Reason: External fertilisation occurs in reptiles, amphibians, and fishes.
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12
Name the male and female gametes in animals. What is fertilization and where does it take place in human females?
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13
Name one sexually transmitted disease each caused by a bacterial infection and viral infection. How can they be prevented?
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