Download App

Ecosystem. — BIO BOTANY STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12BIO BOTANYEcosystem.2 Marks
Question
What do you mean by PAR? Mention its significance.
✓

Answer

The amount of light available for photosynthesis of plants is called Photosynthetically Active Radiation (PAR) which is between the range of 400-700 mm wave length.

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 "[ 2 Marks Questions ]" from Ecosystem.→Ecosystem. — all question types→BIO BOTANY STD 12 question papers→Tamilnadu Board STD 12 question papers→Tamilnadu Board question paper generator→

Similar questions

Name the vegetative propagules of the following plants.
(a) Allium cepa
(b) Zingiber officinalis
(c) Agave
(d) Colocasia
→
Geographical Indication refers to the products confined to a specific geographical origin. Name any three Tamil Nadu products of your knowledge that hold GI tag.
→
How Sharbati Sonora was developed by Dr. M.S. Swaminathan etal?
→
Define the terms
  1. Bioventing
  2. Bioaugmentation
→
Write the health benefits of Kodo millet.
→
Differentiate between flush end and cohesive end of DNA.
→
How virus free plants are developed?
→
Give the proper terminologies for the following statement
(a) Single gene affecting multiple traits
(b) Single trait affected by many genes.
→
What is maida? Mention its culinary purpose.
→
Name the climatic factors that affect plant life.
→