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
Colour blindness in man is
  • A
    Due of deficiency of vitamin $A$
  • B
    Due of absence of visual purple in retina
  • C
    Due to absence of rods in retina
  • ✓
    A sex linked abnormality
✓

Answer

Correct option: D.
A sex linked abnormality
d
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

In human there is found different single bases at about $1.4$ millions places which is called:
→
In food web hyaenas and vultures are
→
It The cell division in secondary oocyte is suspended at.
→
The menstrual cycle in normal adult woman is of
→
Person having genotype $\ce{I^A I^B}$ would show the blood group as $AB.$ This is because of:
→
If a colour­blind man marries a woman who is homozygous for normal colour vision, the probability of their son being colour­blind is
→
Ecosystem creates
→
Which gas is responsible for the puffed$-$up appearance of dough?
→
Assertion : In Mirabilis, selfing of $F_1$ pink flower plants produces same phenotypic & genotypic ratio.

Reason : Flower colour gene shows incomplete dominance.

→

$T$-cells are lymphocytes which produce the cellular immunity. These are developed from

→