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Ipsita Dash
Subject: Biology
, asked on 18/11/17
While going to school, one day Aditi observed drops of water at the tips of leaves of some herbaceous plants. She became curious and wanted to know more about the phenomenon . She asked to her biology teacher the following questions. Give answer to these questions. a) What is the phenomenon called ? b) Why do such drops appear only during early morning ? c)What physiological process is responsible for this phenomenon ?
Answer
1
Adarsh .
Subject: Biology
, asked on 14/11/17
What are hydathodes and guttation?
Answer
1
Sonali Hensh
Subject: Biology
, asked on 9/11/17
Where does non cyclic photophosphorylation take place ? Describe it . Why is it called so?
Answer
1
Arpita Dua
Subject: Biology
, asked on 16/9/17
Diagrammatically explain
Opening & closing of stomata
Path of water in leaf
Ion absorption in the root hair region
Development of Root Nodules
Conversion of N2 to ammonia.
Answer
1
Arpita Dua
Subject: Biology
, asked on 16/9/17
1)How are amino acids synthesized?
2)What are the important amides found in plants? How are they formed?
3)What are the factors required for N2 fixation.
Answer
1
Arpita Dua
Subject: Biology
, asked on 16/9/17
What are the factors of formation of root nodules>?
Answer
3
Arpita Dua
Subject: Biology
, asked on 16/9/17
Explain : a) N2 cycle b) Biological N2 fixation
Answer
1
Arpita Dua
Subject: Biology
, asked on 16/9/17
How does translocation of solutes take place? Who proved this and how?
Answer
1
Arpita Dua
Subject: Biology
, asked on 16/9/17
What are the 2 pathways for absorption of minerals by the root? Explain them.
Answer
1
Arpita Dua
Subject: Biology
, asked on 16/9/17
Write short notes on:
Passive Absorption
Plasmolysis
Fertilized diffusion
Mass flow hypothesis
Active absorption
Hetero trophic nutrition.
Answer
1
Arpita Dua
Subject: Biology
, asked on 16/9/17
What are the 2 phases involved in the mechanism of Absorption of elements? Explain them
Answer
1
Arpita Dua
Subject: Biology
, asked on 16/9/17
Make a table to explain the source, role and deficiency symptoms associated with various minerals?
Answer
1
Arpita Dua
Subject: Biology
, asked on 16/9/17
Why is N2 not considered a true mineral?
Answer
1
Arpita Dua
Subject: Biology
, asked on 16/9/17
What are the various theories of water translocation? Explain the theories.
Answer
1
Arpita Dua
Subject: Biology
, asked on 16/9/17
What is reverse osmosis? What is this process used for?
Answer
1
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What are you looking for?
Opening & closing of stomata
Path of water in leaf
Ion absorption in the root hair region
Development of Root Nodules
Conversion of N2 to ammonia.
2)What are the important amides found in plants? How are they formed?
3)What are the factors required for N2 fixation.
Passive Absorption
Plasmolysis
Fertilized diffusion
Mass flow hypothesis
Active absorption
Hetero trophic nutrition.