MEDIUM
12th CBSE
IMPORTANT
Earn 100

Name an organism found as secondary carnivore in an aquatic ecosystem.

Important Questions on Ecosystem

EASY
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 14 - Ecosystem>VERY SHORT ANSWER TYPE QUESTIONS>Q 2
What does the base tier of the ecological pyramid represent?
EASY
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 14 - Ecosystem>VERY SHORT ANSWER TYPE QUESTIONS>Q 3
Under what conditions would a particular stage in the process of succession revert to an earlier stage?
MEDIUM
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 14 - Ecosystem>VERY SHORT ANSWER TYPE QUESTIONS>Q 4
Arrange the following as observed in vertical stratification of a forest: Grass, Shrubby plants, Teak, Amaranthus.
EASY
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 14 - Ecosystem>VERY SHORT ANSWER TYPE QUESTIONS>Q 5
Name an omnivore which occurs in both grazing food chain and the decomposer food chain.
HARD
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 14 - Ecosystem>VERY SHORT ANSWER TYPE QUESTIONS>Q 6
Justify the pitcher plant as a producer.
HARD
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 14 - Ecosystem>VERY SHORT ANSWER TYPE QUESTIONS>Q 7
Name any two organisms which can occupy more than one trophic level in an ecosystem.
MEDIUM
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 14 - Ecosystem>VERY SHORT ANSWER TYPE QUESTIONS>Q 8
In the Northeast region of India, during the process of Jhum cultivation, the forests are cleared by burning and left for regrowth after a year of cultivation. How would you explain the regrowth of forest in the ecological term?
MEDIUM
12th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 12>Chapter 14 - Ecosystem>VERY SHORT ANSWER TYPE QUESTIONS>Q 9

Climax stage is achieved quickly in secondary succession as compared to primary succession. Why?