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Reproduction-Sexual Reproduction in Flowering Plants [AIIMS (All India Institute of Medical Sciences) Biology]: Questions 17 - 23 of 132

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Question 17

Question MCQ▾

Essential whorls of flowers

Choices

Choice (4)Response

a.

Calyx and Corolla

b.

Androecium and Gynoecium

c.

Corolla and Gynoecium

d.

Question does not provide sufficient data or is vague

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Question 18

Question MCQ▾

In Capsella pollen grains are shed at

Choices

Choice (4)Response

a.

One celled stage

b.

Two celled stage

c.

Three cell stage

d.

Three nuclei stage

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Question 19

Question MCQ▾

The functional megaspore in Capsella is always

Choices

Choice (4)Response

a.

Chalazal

b.

Any

c.

Micropylar

d.

All of the above

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Question 20

Question MCQ▾

Microsporophyll of Angiosperms is known as:

Choices

Choice (4)Response

a.

Stamen

b.

Anther

c.

Androecium

d.

Filament

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Question 21

Question MCQ▾

Which statement is false:-

Choices

Choice (4)Response

a.

Unisexuality of flower induces cross pollination

b.

Morphological barriers are absent in Gloriosa flower

c.

Androgenic plants are developed by Guha & Maheshwari

d.

Question does not provide sufficient data or is vague

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Question 22

Question MCQ▾

The particular type of fossils of pollen grains present in area may be helpful in the exploration of

Choices

Choice (4)Response

a.

Fossil pteridophyte

b.

Petroleum

c.

Coal

d.

All a., b. and c. are correct

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Question 23

Question MCQ▾

Which of the following is wrong statement:

Choices

Choice (4)Response

a.

Amoeboid tapetum releases ubisch bodies

b.

Banana is a monocarpic plant

c.

Middle layer is ephemeral

d.

Monothecous anthers are found in Malvaceae family

Edit