Asexual Reproduction Test

Asexual Reproduction

This is online test 03 for CBSE class 12 Biology Reproduction in Organism (Asexual Reproduction).. There are 10 questions in this test with each question having around four answer choices.

Questions & Answers

1
More complex organism cannot give rise to new individuals through regeneration because
  • A
    They are not suitable for it
  • B
    They are multicellular
  • C
    They do not require it
  • D
    They have more specialised cells and less totipotent cells
    Correct
2
Somaclonal variation appears in plants
  • A
    Transformed by recombinant DNA method
  • B
    Raised in tissue culture
    Correct
  • C
    Growing in polluted water
  • D
    Exposed to gamma rays
3
What is common between vegetative propagation and apomixes
  • A
    Both produce progeny identical to parents
    Correct
  • B
    Both are applicable to only dicots
  • C
    Both bypass the flowering plants
  • D
    Both occurs throughout the year
4
Which one of the following pairs is wrongly matched
  • A
    Agave ……………bulbils
  • B
    Penicillium ………conidia
  • C
    Bryophyllum…… leaf buds
  • D
    Water hyacinth …. Runner
    Correct
5
Find the correct order of vegetative propoagules in potato, ginger Bryophyllum and water hyacinth
  • A
    Eyes, rhizome, leaf bud and offset
    Correct
  • B
    Rhizome, eyes, leaf bud and offset
  • C
    Leaf bud, eyes, rhizome and offset
  • D
    Offset, leaf bud, offset and rhizome
6
Asexual reproduction is common in
  • A
    Monera and Animalia
  • B
    Protists and Monerans
    Correct
  • C
    Plantae and Animalia
  • D
    Protists and Plantae
7
Which of the following organism produce gemmules as asexual reproductive structure?
  • A
    Chlamydomonas
  • B
    Hydra
  • C
    Penicillium
  • D
    Sponges
    Correct
8
In grafting, scion forms
  • A
    Hybrid plant
  • B
    New plant
  • C
    Root system
  • D
    Shoot system
    Correct
9
Select the wrong pair of vegetative propoagules from the following pairs?
  • A
    Eyes – Potato
  • B
    Rhizome- Potato
    Correct
  • C
    Leaf bud- Bryophyllum
  • D
    Rhizome- Ginger
10
Statement I: Asexual reproduction involves fusion of gametes. Statement II: Asexually produced offspring are genetically identical. Statement III: Asexual reproduction occurs in unfavorable condition only.
  • A
    Only statement I is correct.
  • B
    Statement I and II both are correct.
  • C
    Only statement III is correct
  • D
    Only statement II is correct.
    Correct