Introduction Test

Introduction

This is online test 01 for CBSE class 12 Biology Reproduction in Organism (Introduction).. There are 10 questions in this test with each question having around four answer choices.

Questions & Answers

1
Reproduction is an essential life process, which help in
  • A
    Remain alive
  • B
    Continuity of race
    Correct
  • C
    Change in size
  • D
    Change in habitat
2
The period of pregnancy is known as
  • A
    Gestation period
    Correct
  • B
    Incubation period
  • C
    Blastulation
  • D
    Menstruation
3
Some scientist consider virus as living entities because they can
  • A
    Reproduce inside the host
    Correct
  • B
    Survive in tough environment
  • C
    Respire
  • D
    Can cause disease
4
Largest bird is
  • A
    Ostrich
    Correct
  • B
    Emu
  • C
    Penguin
  • D
    Kiwi
5
The period from birth to death of an organism represents
  • A
    Juvenile period
  • B
    Life span
    Correct
  • C
    Reproductive life
  • D
    Adulthood
6
The living organism can be unexceptionally differ from non-living on the basis of
  • A
    Interaction with environment and evolution
  • B
    Growth and movement
  • C
    Response to touch
  • D
    Reproduction
    Correct
7
Most of animals are unisexual but a few are bisexual too as
  • A
    cockroach
  • B
    Earthworm
    Correct
  • C
    frog
  • D
    lizard
8
Genetic variation is created and inherited during
  • A
    regeneration
  • B
    mutation
  • C
    reproduction
    Correct
  • D
    evolution
9
When two parents participate in reproductive process and also involve fusion of their gametes, it is called
  • A
    Vegetative reproduction
  • B
    Asexual reproduction
  • C
    Sexual reproduction
    Correct
  • D
    Artificial reproduction
10
Parrots have life span of about
  • A
    15 years
  • B
    40 years
  • C
    5 years
  • D
    140 years
    Correct