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Reproduction In Organisms Mcq
Quiz 11
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Q.1
ormally male gametes are..... .
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a) Stationary
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b) Ordinary
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c) Nutritive
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d) Motile
Explanation
Answer:(d)
Q.2
onidia spore is known as ___________
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a) Motile spore
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b) Non-flagellated spore
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c) spore
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d) Hetero spore
Explanation
Answer:(b)
Q.3
emmules in sponges represent:
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a) Internal buds
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b) Mass of Totipotent cells
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c) Microscopic motile cells
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d) Both A and B
Explanation
Answer:(d)
Q.4
evelopment of zygote taking place outside the body is called?
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a) Viviparous
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b) Oviparous
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c) Omnivorous
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d) Frugivorous
Explanation
Answer:(b)
Q.5
n which organ the growth of pollen tube is observed, till it reaches the ovules?
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a) Pollen tube
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b) Style
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c) Ovary
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d) Stigma
Explanation
Answer:(b)
Q.6
n which development of zygote takes place in female is called as........ in animals.
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a) Oviparous
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b) Viviparous
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c) Ovoviviparous
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d) None
Explanation
Answer:(b)
Q.7
rafting technique is successful between two plants having:
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a) Viable seeds
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b) Parenchymatous tissue
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c) Active buds
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d) Active vascular cambium
Explanation
Answer:(d)
Q.8
hich of the following is not a natural method of vegetative reproduction?
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a) Suckers
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b) Cutting
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c) Runners
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d) Offsets
Explanation
Answer:(b)
Q.9
uring conjugation, the-bridge is formed of........... .
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a) Nucleus
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b) Inter cytoplasm
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c) Chromosomes
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d) Cytoplasm
Explanation
Answer:(d)
Q.10
hich asexual reproduction three layered encysts develop?
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a) Binary fission
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b) multiple fission
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c) Sporulation
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d) Fragmentation
Explanation
Answer:(c)
Q.11
egetative propagation in Dahlia is by:
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a) Root
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b) Bulbil
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c) Aerial stem
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d) Sub – aerial stem
Explanation
Answer:(a)
Q.12
hich part of the plant bryophyllum performs vegetative reproduction?
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a) Stem
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b) Floral buds
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c) Underground roots
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d) Buds on life margin
Explanation
Answer:(d)
Q.13
wo gametes having similar appearance are called as.....
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a) Gametes
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b) Isogametes
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c) Heterogametes
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d) Isospores
Explanation
Answer:(b)
Q.14
ow many of the following statements are correct: (i) In heterogametic species, there are two types of gametes. (ii) A haploid parent produces gametes through meiotic divisions. (iii) The cells which undergo meiosis are called meiocytes. (iv) A meiocyte contain diploid number of chromosome. (v) Organisms which exhibit internal fertilization have motile male gametes.
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a) Three
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b) Four
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c) Two
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d) All are correct
Explanation
Answer:(b)
Q.15
hich organisms have diploid body organization?
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a) Pteridophytes, angiosperms
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b) Angiosperms
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c) Most of the animals
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d) All three
Explanation
Answer:(d)
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