Download App

Asexual and Sexual Reproduction in Plants — BIO BOTANY STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12BIO BOTANYAsexual and Sexual Reproduction in Plants3 Marks
Question
Differentiate between chasmogamy and cleistogamy
✓

Answer

Chasmogamy:
  1. In chasmogamy, the flowers opens and express its mature anthers and stigma for pollination.
  2. Self-pollination is uncertain
  3. Depend on pollinating agents
  4. Example: Hibiscus
Cleistogamy:
  1. In cleistogamy the pollination occurs without opening of flowers and exposing their sex organs.
  2. Self pollination is certain.
  3. No need of pollinating agents.
  4. Example: Commelina

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 "[ 3 Marks Questions ]" from Asexual and Sexual Reproduction in Plants→Asexual and Sexual Reproduction in Plants — all question types→BIO BOTANY STD 12 question papers→Tamilnadu Board STD 12 question papers→Tamilnadu Board question paper generator→

Similar questions

Name any three secondary metabolites obtained from plants and mention their medicinal aspects.
→
How many types of gametes are produced by heterozygous dihybrid plant with a genotypeRrYy? Write them.
→
What are epiphytes? Explain their characteristic features.
→
What do you know about bee pollen?
→
What are the features that a vector must possess to facilitate cloning?
→
Compare Redifferentiation with Dedifferentiation.
→
How many synergid cells are there in an mature embryo sac. Mention any two major role of synergids.
→
Write a short note on foxtail millet. Foxtail Millet
→
Ozone acts a a natural sun screen – Justify.
→
What is RNA interference (RNAi)? How it is carried out?
→