Class 7 Reproduction In Plants CBSE Questions & Answers

Class 7 · Reproduction In Plants

This is Science Class 7 Reproduction in Plants CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Banana is multiplied by means of
  • A
    Rhizome
    Correct
  • B
    Leaf cuttings
  • C
    Offsets
  • D
    Seeds
2
In grafting, scion forms
  • A
    Shoot system
    Correct
  • B
    Hard basal branch
  • C
    Soft basal branch
  • D
    Roots system
3
Parthenogenesis is formation of
  • A
    Embryo from pollen sac
  • B
    Seed less fruit
  • C
    Fruit without fertilization
  • D
    Embryo without fertilization
    Correct
4
Pollination is
  • A
    Fertilization is plants
  • B
    Transfer of pollen from anther to ovule
  • C
    Shedding of pollen from anthers
  • D
    Transfer of pollen grain from anther to stigma
    Correct
5
Wind pollinated flowers have
  • A
    No petals and light pollen
  • B
    Coloured and large petals with large pollen
  • C
    Small petals with heavy pollen
    Correct
  • D
    Small petals and sticky pollen
6
Pollination carried out through water is called
  • A
    Anemochory
  • B
    Hydrochory
  • C
    Anemophily
  • D
    Hydrophily
    Correct
7
Fertilization occurs inside
  • A
    Carpel
  • B
    Embryo sac
    Correct
  • C
    Ovary
  • D
    Ovule
8
Endosperm is generally
  • A
    Diploid
  • B
    Polyploidy
  • C
    Haploid
  • D
    Triploid
    Correct
9
A population of genetically identical individuals, obtained from asexual reproduction is
  • A
    Aggregate
  • B
    Deme
  • C
    Callus
  • D
    Clone
    Correct
10
Maize shows cross pollination by
  • A
    Insects
  • B
    Winds
    Correct
  • C
    Rains
  • D
    Human
11
The main function of coloured petals of flowers is to
  • A
    Produce anther
  • B
    To attract human
  • C
    Attract insects for pollination
    Correct
  • D
    To store nectar
12
Fusion of one male gametes with egg and other with polar nuclei is called
  • A
    Double fertilization
    Correct
  • B
    Parthenogenesis
  • C
    Triple fission
  • D
    Vegetative fertilization
13
Pollen grain is
  • A
    Partially developed male gametophyte
    Correct
  • B
    Female gametophyte
  • C
    Male sperm cell
  • D
    Spore mother cell
14
In nature, same type of plants grows at different places. This happen because
  • A
    Seeds are carried by human beings
  • B
    Seeds are transported by insects
  • C
    Seeds are dispersed to different places
    Correct
  • D
    Large number of seeds are produced
15
Asexually reproduced organism inheriting all the characters of the parent is
  • A
    Hybrid
  • B
    Clone
    Correct
  • C
    Offspring
  • D
    Variety