Class 8 Cell Structure And Functions CBSE Questions & Answers

Class 8 · Cell Structure And Functions

This is Science Class 8 Cell Structure and Functions CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Function of vacuole is/are:
  • A
    either of these
    Correct
  • B
    excretory
  • C
    secretory
  • D
    storage
2
Unicellular organisms reproduce by :
  • A
    vegetative propagation
  • B
    fragmentation
  • C
    fission
    Correct
  • D
    all of them
3
Cell has ability to extract _____ energy from food molecules:
  • A
    mechanical
  • B
    ionic
  • C
    kinetic
  • D
    chemical
    Correct
4
Cell wall of bacteria contains :
  • A
    phospholipid
  • B
    deoxyribonucleic acid
  • C
    ribonucleic acid
  • D
    peptidoglycan
    Correct
5
Membrane of nucleus is porous so it :
  • A
    allows movement of chromosomes out of nucleus
  • B
    allows leakage of genes into cytoplasm
  • C
    allows transport of specific proteins
    Correct
  • D
    allows exchange of cell organelles
6
Which of the following doesn
  • A
    fungi
  • B
    plant
  • C
    bacteria
  • D
    virus
    Correct
7
Plasma membrane is a :
  • A
    five layered membrane
  • B
    unilayered membrane
  • C
    trilayered membrane
  • D
    bilayered membrane
    Correct
8
Which of the following is a locomotory organelle in protozoa ?
  • A
    tentacles
  • B
    all of them
  • C
    flagella
    Correct
  • D
    pseudocoelom
9
Power house of the cell is :
  • A
    chloroplast
  • B
    mitochondrion
    Correct
  • C
    ribosome
  • D
    nucleus
10
Which of the following is selectively permeable?
  • A
    capsule
  • B
    cell membrane
    Correct
  • C
    plasmid membrane
  • D
    cell wall
11
Plant cell wall is made up of :
  • A
    cuticle
  • B
    cellulose
    Correct
  • C
    peptidoglycan
  • D
    cutin
12
Which of the following group is prokaryotes ?
  • A
    both blue-green algae & brown algae
  • B
    brown algae
  • C
    blue-green algae
    Correct
  • D
    protozoa
13
Which of the following occurs only in animal cell?
  • A
    chromosomes
  • B
    dictyosomes
  • C
    centrosomes
    Correct
  • D
    ribosomes
14
The plastid responsible for fruit colour is :
  • A
    amyloplast
  • B
    chromoplast
    Correct
  • C
    leucoplast
  • D
    chloroplast
15
Which of the following occurs only in plant cell?
  • A
    dictyosomes
    Correct
  • B
    ribosomes
  • C
    mitochondria
  • D
    centrosomes