NCERT - Reproduction in Organisms Questions and Answers of Class 12 Biology | GkSeries

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Questions
76 Bulb acts as a propagule in
1 Onion
2 Garlic
3 Agave
4 Both 1 and 2

Answer: Both 1 and 2
77 Gametes released in the surrounding medium
1 Fishes
2 Amphibians
3 Mammals
4 Both 1 and 2

Answer: Both 1 and 2
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78 Pericarp is the ------ of the fruit
1 leaf
2 wall
3 stem
4 root

Answer: wall
79 Juvenile phase represents the period of
1 Death
2 None
3 Birth
4 None

Answer: None
80 All individuals produced are genetically identical
1 clone
2 off spring
3 fission
4 moneociuos

Answer: clone
81 Multiple fission occurs in this organism
1 Paramecium
2 Plasmodium
3 Amoeba
4 All the above

Answer: Plasmodium
82 In some algae----are motile
1 male gametes
2 female gametes
3 both male and female gametes
4 none of the above.

Answer: both male and female gametes
83 In this plant, the site of origin of new plants is node.
1 Potato tuber
2 Onion bulb
3 Rhizome ginger
4 All the above

Answer: All the above
84 The process which result the formation of zygote
1 isogamy
2 Anisogamy
3 Triple fusion
4 Syngamy

Answer: Syngamy
85 Which of the following organism reproduces by multiple fission?
1 euglena
2 Paramecium
3 Trypasoma
4 Plasmodium

Answer: Plasmodium
86 Which of the following organism reproduces by transverse binary fission?
1 hydra
2 Amoeba
3 trypasoma
4 planaria

Answer: planaria
87 In yeast cell division results in a small cell called
1 off spring
2 clone
3 bud
4 branch

Answer: bud
88 What is meiocyte?
1 The cell undergoes meiosis
2 The cell undergoes mitosis
3 Both 1 and 2
4 None of the above.

Answer: The cell undergoes meiosis
89 The life span of man is----years.
1 60
2 70
3 85
4 100

Answer: 100
90 In which of the following mammal estrous cycle is absent:
1 cow
2 horse
3 rabbit
4 monkey

Answer: monkey

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