A fertilized egg of a plant has 40 chromosomes. The number of chromosomes present in the microspore mother cell is

(1) 20

(2) 40

(3) 60

(4) 80

Subtopic:  Stamen: Microsporangium |
 63%
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NEET 2023 - Target Batch - Aryan Raj Singh
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Feathery stigma belongs to

(1) wheat

(2) pea

(3) Datura

(4) Caesalpinia

Subtopic:  Pollination & Outbreeding Devices |
 66%
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The normal type of embryo sac is 8-nucleated and

(1) 8-celled

(2) 7-celled

(3) 6-celled

(4) 5-celled

Subtopic:  Pistil: Female Gametophyte |
 98%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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Embryo sac is

(1) megaspore

(2) microgametophyte

(3) female gametophyte

(4) megasporangium

Subtopic:  Pistil: Female Gametophyte |
 81%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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The pollination of two flowers on different plants is known as

(1) xenogamy

(2) geitonogamy

(3) cleistogamy

(4) dichogamy

Subtopic:  Pollination & Outbreeding Devices |
 92%
From NCERT
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In some seeds, reminants of nucellus are also presistent. This residual, persistent nucellus is the

(1) pericarp

(2) perisperm

(3) chalazosperm

(4) mesosperm

Subtopic:  Seed |
 89%
From NCERT
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Which among the following is attached to the proximal end of filament?

(1) Stamen

(2) Anther

(3) Petal

(4) Pollen sac

Subtopic:  Stamen: Anther |
 52%
From NCERT
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What is the number of microsporangia in each lobe of an angiosperm anther?

(1) Four

(2) Two

(3) Eight

(4) One

Subtopic:  Stamen: Anther | Stamen: Microsporangium |
 70%
From NCERT
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Which among the following extend longitudinally to become pollen sac?

(1) Microsporangia

(2) Filament of anther

(3) Tapetum

(4) Endothecium

Subtopic:  Stamen: Anther | Stamen: Microsporangium |
 72%
From NCERT
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Which among the following is not a feature of anther?

(1) Bilobed

(2) Dithecous

(3) Apocarpous

(4) Tetragonal

Subtopic:  Stamen: Anther |
 89%
From NCERT
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