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Recent questions tagged ecosystem
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Which of the following ecosystems will be more productive in terms of primary productivity? Justify
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-e
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Justify the following statements in terms of ecosystem dynamics. “Nature tends to increase the gro
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-e
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
The rate of decomposition of detritus is affected by the abiotic factors like availability of oxygen
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-c
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
What are the three types of ecological pyramids. What information is conveyed by each pyramid with r
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-e
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
<div>What will happen to an ecosystem if:</div><div><br></div><div>a. All producers are removed.</di
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-c
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
A farmer harvests his crop and expresses his harvest in three different ways.<br><br><div>a. I have
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-c
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
What are the shortcomings of ecological pyramids in the study of the ecosystem?
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-c
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Apart from plants and animals, microbes form a permanent biotic component of an ecosystem. While pla
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-c
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Flow of energy through various trophic levels in an ecosystem is uni directional and non cyclic. Exp
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-c
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Is aquarium a complete ecosystem?
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-c
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Organisms at higher trophic level have less energy available. Comment.
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-c
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Primary productivity varies from ecosystem to ecosystem. Explain.
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-b
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Poaching of tiger is a burning issue in today's world. What implication would this activity have on
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-b
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Human activities interfere with carbon cycle. List any two such activities.
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-b
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
What would be the reason for the faster rate of decomposition in the tropics?
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-b
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Climax stage is achieved quickly in secondary succession as compared to primary succession. Why?
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-b
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Arrange the following as observed in vertical stratification of a forest : Grass, Shrubby plants, te
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-b
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
What is common to earthworm, mushroom, soil mites and dung beetle in an ecosystem?
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Define self sustainability.
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Give any two examples of xerarch succession.
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Why the rate of assimilation of energy at the herbivore level is called secondary productivity? 
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Why are oceans least productive?
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Is the common edible mushroom an autotroph or a heterotroph?
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
What is the ultimate source of energy for the ecosystem?
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Among bryophytes, lichens and ferns which one is a pioneer species in a xeric succession?
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Name any two organisms which can occupy more than one tropic level in an ecosystem.
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Justify the pitcher plant as a producer.
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Name an omnivore which occurs in both grazing food chain and the decomposer food chain.
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
Under what conditions would a articular stage in the process of succession revert back to an earlier
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
What does the base tier of the ecological pyramid represent?
cbse
class12
ch14
exemplar
theoryquestion
biology
sec-a
ecosystem
asked
Jul 11, 2017
by
pady_1
1
answer
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