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What is the name of the duct formed by the union of the vas deferens with the duct of the seminal vesicle?

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Important Questions on How do Organisms Reproduce?

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Reproducing organisms create new individuals that look very much like themselves.

Observe the diagram given below and answer the question:

Question Image

What is the function of parts marked A and B?

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

List in proper sequence four steps of obtaining germinating dicot seeds.

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Write a point of difference between pollination and fertilization.

MEDIUM

Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Write a point of difference between a male gamete and a female gamete?

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Write the function of the following part in the human female reproductive system.

Ovary

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

The modes by which organisms reproduce depend on the body design of the organisms.

Observe the diagram given below and answer the questions:

Question Image

What is the role of the part marked ‘A’ ?

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Define the term pollination. Differentiate between self-pollination and cross-pollination. What is the significance of pollination?

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

What do you understand by Cross-Pollination?

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Write the function of the following part in the human female reproductive system:

Oviduct

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Write the function of the following part in the human female reproductive system:

Uterus

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Why does menstruation occur?

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Write one main difference between the asexual and sexual modes of reproduction. Which species is likely to have comparatively better chances of survival - the one reproducing asexually or the one reproducing sexually? Give a reason to justify your answer.

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Attempt the following:
Draw a neat scientific diagram of the Female Reproductive System and label:
(a) Vagina
(b) Oviduct.

MEDIUM

Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Why do variations arise in progeny during sexual reproduction?

MEDIUM

Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

Write two changes that occur in teenage boys during the period of Adolescence.

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Science>Biology>How do Organisms Reproduce?>Sexual Reproduction

What is function of testis in man?