Download App

STD 12 - 1. sexual reproduction in flowering plants — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 1. sexual reproduction in flowering plants1 Mark
MCQ
Haploids can be obtained form
  • ✓
    A pollen grains
  • B
    Root apex
  • C
    Shoot apex
  • D
    Embryo
✓

Answer

Correct option: A.
A pollen grains
a
(a)Haploids can be obtained by culturing pollen grains. Only pollen grains are haploids. Root apex, shoot apex and embryo are diploid.

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 (0.5 Marks)" from STD 12 - 1. sexual reproduction in flowering plants→STD 12 - 1. sexual reproduction in flowering plants — all question types→BIOLOGY STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

$A$      -Earthworms are farmer's friends.

$R$      -They help in the breakdown of complex organic matter as well as in loosening of the soil.

→
In shorthorn cattle genes for red $(r_1)$, and white $(r_2)$ coat colour occur. Crosses between red $(r_1r_2)$ and white $(r_2r_2)$ produced $(r_1r_2)$ roan. This is an example of
→
The storage of organic matter not used by heterotrophs is termed as
→
Match the disease in Column-I with the appropriate items (pathogen/ prevention/ treatment) in Column-II.
S.No. Column-I   Column-II
A. Amoebiasis i Teporema pallidum.
B. Diphtheria ii Use only sterilized food and water.
C. Cholera iii DPT vaccine.
D. Syphilis iv Use oval rehydration therapy.
→
The lentic ecosystem includes which of following water
→
A cross done between a homozygous recessive and a heterozygous plant is called as:
→
Which was the last human chromosome to be completely sequenced:
→
In 1953 S. L. Miller created primitive earth conditions in the laboratory and gave experimental evidence for origin of first form of life from preexisting non-living organic molecules. The primitive earth conditions created include:
→
What is true about $Bt$ toxin?
→
Inhibitory antigen is present in which of the following technique?
→