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Deepshika Subramani
Subject: Biology
, asked on 18/5/18
what is the limiting factor for higher number of trophic levels in a stable ecosystem? - availability of nutrients or biomass
Answer
4
Palak
Subject: Biology
, asked on 5/4/18
in an living organism free energy and entropy
a) increases
b) decreases
c) balanced
d) none
Answer
2
Sandra Saju
Subject: Biology
, asked on 19/3/18
How does a lake undergo accelerated eutrophication ?
Answer
1
Sandra Saju
Subject: Biology
, asked on 18/3/18
How does primary succession start in water and lead to the climax community ?Explain.
Answer
1
Sandra Saju
Subject: Biology
, asked on 9/2/18
Explain with the help of suitable examples the three different ways by which organisms overcome their stressful conditions lasting for short duration.
Answer
1
Sandra Saju
Subject: Biology
, asked on 8/2/18
(a) Name any two places where it is essential to install electrostatic precipitators. Why it is required to do so ?
(b) Mention one limitation of the electrostatic precipitator.
Answer
2
Sandra Saju
Subject: Biology
, asked on 8/2/18
Excessive nutrients in a fresh water body cause fish mortality. Give two reasons.
Answer
1
Sandra Saju
Subject: Biology
, asked on 2/1/18
Explain any two defence mechanisms plants have evolved against their predators. How does predation differ from parasitism ?
Answer
1
Sandra Saju
Subject: Biology
, asked on 2/1/18
(a) Name the pioneer species on a bare rock.
(b) How do they help in establishing the next type of vegetation ?
(c) Mention the type of climax community that ultimately get established.
Answer
1
Sandra Saju
Subject: Biology
, asked on 2/1/18
Explain the relationship between green house gases and global warming.
Answer
1
Sandra Saju
Subject: Biology
, asked on 2/1/18
Differentiate between primary and secondary ecological successions. ( in tabular column for 2 marks )
Answer
1
Nidhi
Subject: Biology
, asked on 16/12/17
Why in bionomial nomenclature the words are written in latin or latinised?
Answer
1
Ram
Subject: Biology
, asked on 25/9/17
Describe the types of serial communities colonize the area during ecological succession
Answer
1
Syed Ayaan
Subject: Biology
, asked on 29/7/17
Define carbon fixation in plants. How did calvin contribute in photosynthesis . Describe the 3 phases of calvin cycle.. (5 marks)
Answer
1
Ashlesha
Subject: Biology
, asked on 8/6/17
Differentiate between Phosphorus and carbon cycle
Answer
1
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Next
What are you looking for?
a) increases
b) decreases
c) balanced
d) none
(b) Mention one limitation of the electrostatic precipitator.
(b) How do they help in establishing the next type of vegetation ?
(c) Mention the type of climax community that ultimately get established.