Download App

STD 12 - 4. principal of inheritance and variation — Biology STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 4. principal of inheritance and variation1 Mark
MCQ
Mutations occur
  • A
    Mainly in haploid cells
  • B
    Mainly in diploid cells
  • ✓
    Whenever cells are exposed to $X$-rays
  • D
    In any cell of the body exposed to radiation
✓

Answer

Correct option: C.
Whenever cells are exposed to $X$-rays
c
It's Obvious

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 (1 Marks)" from STD 12 - 4. principal of inheritance and variation→STD 12 - 4. principal of inheritance and variation — all question types→Biology STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

How many key concepts are included inDarwin's theory of evolution ?
→
The most dramatic example of biodiversity loss from tropical rain forests because of
→
It is not character of altitude sickness.
→
Loss of biodiversity in a region may lead to all of the following, except
→
According to abiogenic origin of life, proposed by Oparin $.............$ was the simplest organic compound to arise.
→
The Orobanche plant is:
→
Number of mammal species recorded in India is:
→
The fusion of male and female gametes is termed as:
→
In humans, male germs cells differentiate into $.........$ at the end of first meiotic division.
→
Animals who give birth to young ones are:
→