Download App

The Fundamental Unit of Life — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life1 Mark
MCQ
What is one major difference between a human skin cell and a human egg cell?
  • A
    Egg cell has twice as many Chromosomes as the skin cell.
  • B
    Egg cell has half as many chromosomes as skin cell.
  • C
    Skin cell has no genetic information in its chromosomes.
  • D
    Only the egg cell has a nucleus.
✓

Answer

  1. Egg cell has half as many chromosomes as skin cell.

Explanation:

Skin cells are autosomal (46 x) and hence are diploid whereas the egg cell is referred to as female ova which is a reproductive cell and product of reduction division, hence it is haploid(23 x).

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q-[Bio-1M]" from The Fundamental Unit of Life→The Fundamental Unit of Life — all question types→Science STD 9 question papers→CBSE Board STD 9 question papers→CBSE Board question paper generator→

Similar questions

Food is converted to energy in:
→
The method of incorporating desirable qualities in crop varieties is:
→
Tendon is a structure which connects:
→
Dwarfness in cereals is a desirable agronomic trait because:
→
Which one of the following is not an exotic breed of cow?
→
Girth of stem increases due to:
→

Who proposed the cell theory?

  1. Schleiden and Schwann.
  2. Watson and Crick.
  3. Darwin and Wallace.
  4. Mendel and Morgan.
→
Cylindrical muscle fibres which show alternate light and dark bands are:
→

Brush-bordered epithelium is found in:

  1. Stomach.
  2. Small intestine.
  3. Fallopian tube.
  4. Trachea.
→

Mitochondria are seats of:

  1. Aerobic respiration.
  2. Krebs cycle of aerobic respiration.
  3. Glycolysis of aerobic respiration.
  4. Anaerobic respiration.
→