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What people are asking?

Asked by Abirami

Dec 12, 2014

Write some examples of short day, long day and day neutral plants.

Sol:

Answer (1)

Asked by Sabyasachi

Oct 17, 2014

What is meant by triple response of ethylene?

Sol:
Ethylene is a phytohormone which is produced in the plant under the conditions of mechanical stress. Ethylene is a phytohormone which protects seedlings from getting damaged during germination. ...

Answer (1)

Asked by Sabyasachi

Jun 14, 2014

What are microbiotic,mesobiotic and microbiotic seeds?

The seeds which have life span 3 years  arecalled microbiotic seeds.
The seeds which have life-span ranges from 3–15 years  are called mesobiotic seeds
The seeds which have life-sp...

Answer (1)

Asked by Sanalkumar S

Feb 24, 2015


Differentiate between ethylene and abscisic acid.

Sol:

Ethylene and abscisic acid are two phytohormones which show negative effect on growth of the plant. But they are very useful for plants in other ways.
Ethylene is a plant hormone whic...

Answer (1)

Asked by Sabyasachi

Oct 17, 2014

How many isoprene units are present in Abscisic acid? Is it 3 or 4 units?

Sol:
Abscisic acid is a phytohormone found in many plants regulating metabolic activities mainly under stress conditions.

Abscisic acid contains 3 isoprene units only.    &#...

Answer (1)

Asked by Sabyasachi

Jun 14, 2014

Gibbane ring is a type of   plant growth hormone

EX: Gibberellin.

Answer (1)

Asked by Sabyasachi

Oct 17, 2014

What is the difference between Ethephon, Ethephen and Ethophen?

Sol:
Ethephon is a growth regulator which accelerates the ripening of tomatoes, citrus fruits, apples etc. It brings about rapid ripening of fruits but rotting of fruits is also more when kept for ripeni...

Answer (1)

Asked by Sabyasachi

Jun 14, 2014

Sol:
Usually monocots do not exhibit secondary growth. If the secondary growth is observed in monocots, it is anomalous. In monocots exhibiting such anomalous secondary growth, cambium forms vascular bun...

Answer (1)

Asked by Sabyasachi

Jun 14, 2014

Etiolin is a  yellowish coloring matter found in plants grown in dark.
Etioplasts are the normal chloroplasts that are not exposed to light. Etioplasts are usually found in flowering plants that gro...

Answer (1)

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