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Biology MCQ

Human Population · ICSE STD 10 (ICSE - English Medium). 10 questions.

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10 questions · timed · auto-graded

MCQ 11 Mark
The purpose of vasectomy is $.........$
  • A
    to make the tests atrophy.
  • B
    to stop the production of sperms.
  • ✓
    to prevent the presence of sperms in the semen.
  • D
    to kill the sperms present in the semen.
Answer
Correct option: C.
to prevent the presence of sperms in the semen.
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MCQ 21 Mark
The oral contraceptive contains $.........$
  • A
    thyroxine
  • B
    $LH$
  • C
    $GH$
  • ✓
    progesterone
Answer
Correct option: D.
progesterone
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MCQ 41 Mark
Reasons for increase in human population are $.........$
  • A
    few diseases and good health.
  • B
    low child mortality and few diseases.
  • ✓
    decrease in death rate and increase in longevity.
  • D
    availability of medicines and few diseases.
Answer
Correct option: C.
decrease in death rate and increase in longevity.
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MCQ 51 Mark
Zero population growth means $.........$
  • A
    no new births
  • B
    no immigration
  • ✓
    loss and gain are equal
  • D
    increase
Answer
Correct option: C.
loss and gain are equal
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MCQ 61 Mark
Maximum physiological ability to produce offspring is $.........$
  • A
    birth rate
  • B
    carrying capacity
  • ✓
    biotic potential
  • D
    population growth
Answer
Correct option: C.
biotic potential
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MCQ 71 Mark
In $1991$ population of India was $.........$
  • A
    $680$ million
  • B
    $550$ million
  • ✓
    $840$ million
  • D
    $1000$ million
Answer
Correct option: C.
$840$ million
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MCQ 81 Mark
The present world population is about $.........$
  • A
    $500$ million
  • B
    $100$ million
  • C
    $5$ billion
  • ✓
    $7$ billion
Answer
Correct option: D.
$7$ billion
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MCQ 91 Mark
World population doubles in $.........$
  • A
    $15$ years
  • B
    $20$ years
  • C
    $30$ years
  • ✓
    $35$ years
Answer
Correct option: D.
$35$ years
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