Choose the correct statement from amongst the following:

1. Dioecious (hermaphrodite) organisms are seen only in animals

2. Dioecious organisms are seen only in plants

3. Dioecious organisms are seen in both plants and animals

4. Dioecious organisms are seen only in vertebrates

Subtopic:  Reproduction | Events during Sexual reproduction |
 87%
From NCERT
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There are various types of reproduction. The type of reproduction adopted by an organism depends on:

1. The habitat and morphology of the organism

2. Morphology of the organism

3. Morphology and physiology of the organism

4. The organism’s habitat, physiology and genetic makeup

Subtopic:  Reproduction |
 87%
From NCERT
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Select the correct sequence of events.
 

1. Gametogenesis  → Gamete transfer  → Syngamy  → Zygote  → Cell division (Cleavage)  → Cell differentiation  → Organogenesis
2. Gametogenesis  → Gamete transfer → Syngamy  → Zygote  → Cell division (Cleavage) → Organogenesis  → Cell differentiation
3. Gametogenesis  → Syngamy  → Gamete transfer  → Zygote  → Cell division (Cleavage)  → Cell differentiation  → Organogenesis
4. Gametogenesis  → Gamete transfer  → Syngamy  → Zygote  → Cell differentiation  → Cell division (Cleavage)  → Organogenesis
Subtopic:  Events during Sexual reproduction |
 80%
From NCERT
NEET - 2019
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In which pair both the plants can be vegetatively propagated by leaf segments?

1.  Agave and Kalanchoe
2.  Bryophyllum and Kalanchoe
3.  Asparagus and Bryophyllum
4.  Chrysanthemum and Agave
Subtopic:  Asexual Reproduction |
 71%
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A few statements describing certain features of reproduction are given below:

i. Gametic fusion takes place.

ii. Transfer of genetic material takes place.

iii. The reduction division takes place.

iv. Progeny has a resemblance to parents.

Select the options that are true for both asexual and sexual reproduction.

(1) i and ii

(2) ii ans iii

(3) ii and iv

(4) i and iii

Subtopic:  Asexual Reproduction | Sexual Reproduction |
 72%
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There are various types of reproduction. The type of reproduction adopted by an organism depends on:

1.The habitat and morphology of the organism

2.Morphology of the organism

3.Morphology and physiology of the organism

4.The organism’s habitat, physiology and genetic makeup

Subtopic:  Reproduction |
 95%
From NCERT
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Offspring formed by sexual reproduction exhibit more variation than those formed by asexual reproduction because:

1.Sexual reproduction is a lengthy process

2.Gametes of parents have qualitatively different genetic composition

3.Genetic material comes from parents of two different species

4.Greater amount of DNA is involved in sexual reproduction.

Subtopic:  Reproduction |
 55%
From NCERT
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What is true about the given figure?

  

1. The plant concerned is Chara, A is Oogonium and B is Antheridium
2. The plant concerned is Chara, B is Oogonium and A is Antheridium
3. The plant concerned is Marchantia, A is Oogonium and B is Antheridium
4. The plant concerned is Marchantia, B is Oogonium and A is Antheridium

Subtopic:  Events during Sexual reproduction |
 84%
From NCERT
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Which one of the following plants is monoecious?

1. Marchantia 2. Pinus
3. Cycas 4. Papaya

Subtopic:  Asexual Reproduction | Somatic Hybridization |
 69%
AIPMT - 2009
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Meiosis takes place in:

1. Conidia 2. Gemmule
3. Megaspore 4. Meiocyte

Subtopic:  Events during Sexual reproduction |
 75%
AIPMT - 2013
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