Download App

Sexual Reproduction In Flowering Plants — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYSexual Reproduction In Flowering Plants2 Marks
Question
What is xenogamy? Explain in brief.
✓

Answer

→ Xenogamy is the transfer of pollen grains from anther to the stigma of a different plant. This is the only type of pollination which during pollination brings genetically different types of pollen grains to the stigma.

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 "1.5 Marks Questions" from Sexual Reproduction In Flowering Plants→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

  1. If a desired gene is identified in an organism for some experiments explain the process of cutting this desired gene at specific location.
  2. Mention the function of stirrer in a bioreactor.
→
Explain Hydrophily with example.
→
Define the terms:
  1. Bioprospecting
  2. Endemism
→
Why are cyanobacteria considered useful in paddy fields?
→
How did the idea of a vector for delivering foreign DNA fragments to host organisms come to the minds of biotechnology scientists?
→
List any four withdrawal symptoms, if the regular dose of drug is not provided to a drug addict.
→
While doing a PCR, ‘denaturation’ step is missed. What will be its effect on the process?
→
Name the type of food chains responsible for the flow of larger fraction of energy in an aquatic and a terrestrial ecosystem respectively. Mention one difference between the two food chains.
→
(a) Write scientific names of causal organism and vector organism of malaria and write symptoms of this disease.
(b) Write names of two diseases spread by Aedes mosquito.
→
Explain autoimmunity.
→