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Free Download as PDF of the detailed solutions for class 12 Biology from NCERT or CBSE text book as per exam pattern, to help you in day to day learning. We provide all important questions and answers from chapter Reproduction in Organisms of Biology.
76
Bulb acts as a propagule in
[1]
Onion
[2]
Garlic
[3]
Agave
[4]
Both 1 and 2
77
Gametes released in the surrounding medium
[1]
Fishes
[2]
Amphibians
[3]
Mammals
[4]
Both 1 and 2
78
Pericarp is the ------ of the fruit
[1]
leaf
[2]
wall
[3]
stem
[4]
root
79
Juvenile phase represents the period of
[1]
Death
[2]
None
[3]
Birth
[4]
None
80
All individuals produced are genetically identical
[1]
clone
[2]
off spring
[3]
fission
[4]
moneociuos
81
Multiple fission occurs in this organism
[1]
Paramecium
[2]
Plasmodium
[3]
Amoeba
[4]
All the above
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
84
The process which result the formation of zygote
[1]
isogamy
[2]
Anisogamy
[3]
Triple fusion
[4]
Syngamy
85
Which of the following organism reproduces by multiple fission?
[1]
euglena
[2]
Paramecium
[3]
Trypasoma
[4]
Plasmodium
86
Which of the following organism reproduces by transverse binary fission?
[1]
hydra
[2]
Amoeba
[3]
trypasoma
[4]
planaria
87
In yeast cell division results in a small cell called
[1]
off spring
[2]
clone
[3]
bud
[4]
branch
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
90
In which of the following mammal estrous cycle is absent:
[1]
cow
[2]
horse
[3]
rabbit
[4]
monkey
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