Advantage of cleistogamy is:

1. More vigorous offspring

2. No dependence of pollinator

3. Vivipary

4. Higher genetic variability

Subtopic:  Pollination & Outbreeding Devices |
 88%
From NCERT
AIPMT - 2013
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The gynoecium consists of many free pistils in flowers of:

1. Aloe

2. Tomato

3. Papaver

4. Michelia

Subtopic:  Pistil: Female Gametophyte |
 72%
From NCERT
AIPMT - 2012
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Filiform apparatus is a characteristic feature of:

1. egg

2. synergid

3. zygote

4. suspensor

Subtopic:  Pistil: Female Gametophyte |
 95%
AIPMT - 2011
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What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its root tip cells?

1.632.84
3.214.42

Subtopic:  Seed |
 62%
AIPMT - 2011
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Nucellar polyembryony is reported in species of:

1.  Gossypium

2.  Triticum

3.  Brassia

4.  Citrus

Subtopic:  Apomixis & Polyembryony |
 88%
From NCERT
AIPMT - 2011
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An example of a seed with endosperm perisperm and caruncle is:

1. cotton

2. coffee

3. lily

4. castor

Subtopic:  Endosperm |
 75%
AIPMT - 2009
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Unisexuality of flowers prevents:

1. autogamy, but not geitonogamy

2. Both geitonogamy and xenogamy

3. geitonogamy, but not xenogamy

4. autogamy and geitonogamy

Subtopic:  Pollination & Outbreeding Devices |
 60%
From NCERT
AIPMT - 2008
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What would be the number of chromosomes in the cells of the aleurone layer in a plant species with 8 chromosomes in its synergids?

1. 16

2. 24

3. 32

4. 8

Subtopic:  Pistil: Female Gametophyte |
 59%
AIPMT - 2006
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The arrangement of the nuclei in a normal embryo sac in the dicot plants is:

1. 2+4+2

2. 3+2+3

3. 2+3+3

4. 3+3+2

Subtopic:  Embryo |
 83%
AIPMT - 2006
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In a cereal grain, the single cotyledon of the embryo is represented by:

1. coleorhiza

2. scutellum

3. prophyll

4. coleoptiles

Subtopic:  Embryo |
 88%
From NCERT
AIPMT - 2006
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NEET 2023 - Target Batch - Aryan Raj Singh
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