Sexual Reproduction

IMPORTANT

Sexual Reproduction: Overview

This topic covers concepts, such as, Secondary Sexual Characteristics, Sexual Reproduction, Bisexual Organisms, Dioecious Organisms & Primary Sex Organs in Humans etc.

Important Questions on Sexual Reproduction

MEDIUM
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The mode of sexual reproduction in bacteria is by conjugation.

HARD
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The term 'clone' cannot be applied to offspring formed by sexual reproduction because

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In a monoecious plant

EASY
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Pre - fertilization events include which of the following?
I. Gametogenesis
II. Zygotic embryogenesis
III. Gamete transfer
IV. Homogametic union
V. Heterogametic union

The correct answer is:

MEDIUM
IMPORTANT

All organisms have to pass through a particular phase before they can reproduce sexually. What do we call this phase?

EASY
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Which of the following plant show dioecious condition?

MEDIUM
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Both gametogenesis and fertilisation collectively maintain the chromosome number constant from generation to generation.

EASY
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Amphimixis means

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Which of the following is not a bisexual animal?
 

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The main modes of reproduction in angiosperms are

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Amphimixis means

EASY
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Human beings have _______ mode of reproduction.

EASY
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Which one of the following methods of reproduction generates new genetic combinations leading to variation?

MEDIUM
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A polyestrous animal is

EASY
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Product of sexual reproduction generally generates:

EASY
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Choose the correct statement amongst the following:

MEDIUM
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A few statements about sexual reproduction are given below:

i. Sexual reproduction does not always require two individuals. 

ii. Sexual reproduction generally involves gametic fusion.

iii. Meiosis never occurs during sexual reproduction.

iv. External fertilisation is a rule during sexual reproduction.

Choose the incorrect statements from the options below:

EASY
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Monocarpic plant

EASY
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The menstrual cycle is not a characteristic of:

MEDIUM
IMPORTANT

Which of the following statements support the view that elaborate sexual reproductive process appeared much later in the organic evolution?
(i) Lower groups of organisms have simpler body designs.
(ii) Asexual reproduction is common in lower groups.
(iii) Asexual reproduction is common in higher groups of organisms.
(iv) The high incidence of sexual reproduction in angiosperms and vertebrates.

Choose the correct answer from the options given below.