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Q. No.How many chromosomes are present in the gamete of fruit fly?
1. Eight
2. Fourteen
3. Twenty
4. Four
Subtopic: Sexual Reproduction | Events during Sexual reproduction |
From NCERT
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The organisms in which cell division are itself a mode of reproduction are
1. Monerans or protists
2. Plants only
3. Animals
4. All kinds of algae
1. Monerans or protists
2. Plants only
3. Animals
4. All kinds of algae
Subtopic: Asexual Reproduction |
80%
From NCERT
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Which among the following is pre-fertilisation event in sexual reproduction of an organism?
1. Formation of zygote
2. Embryogenesis
3. Pollination
4. Syngamy
1. Formation of zygote
2. Embryogenesis
3. Pollination
4. Syngamy
Subtopic: Sexual Reproduction | Events during Sexual reproduction |
61%
From NCERT
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Amoeba and Paramoecium can asexually reproduce by
1. Conidia formation
2. Bud formation
3. Zoospores
4. Binary fission
1. Conidia formation
2. Bud formation
3. Zoospores
4. Binary fission
Subtopic: Asexual Reproduction |
85%
From NCERT
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Select the odd one out w.r.t asexual reproduction.
| 1. | Gamete formation can occur |
| 2. | Involvement of only one parent |
| 3. | Gametic fusion is absent |
| 4. | Morphologically and genetically different individuals are produced |
Subtopic: Asexual Reproduction |
72%
From NCERT
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Encystation is the process in which
| 1. | Organism divides by multiple fission |
| 2. | Organisms such as Amoeba withdraws its pseudopodia and secretes hard covering |
| 3. | Unicellular organisms reproduce in favorable conditions |
| 4. | Multicellular organisms produce spores |
Subtopic: Asexual Reproduction |
86%
From NCERT
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Subtopic: Events during Sexual reproduction |
75%
From NCERT
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Which amongst the following is not a vegetative propagule?
1. Bulb
2. Rhizome
3. Conidia
4. Tuber
1. Bulb
2. Rhizome
3. Conidia
4. Tuber
Subtopic: Asexual Reproduction |
76%
From NCERT
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Which organism can reproduce through multiple fission under special circumstances?
1. Yeast
2. Hydra
3. Penicillium
4. Amoeba
1. Yeast
2. Hydra
3. Penicillium
4. Amoeba
Subtopic: Asexual Reproduction |
84%
From NCERT
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Water hyacinth propagate at a phenomenal rate spread all over the water body in a short period of time through
1. Offsets
2. Seeds
3. Bulbs
4. Rhizomes
1. Offsets
2. Seeds
3. Bulbs
4. Rhizomes
Subtopic: Asexual Reproduction |
92%
From NCERT
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