Ecological Succession
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BIOXII14: ECOSYSTEM

344534 What is the entire sequence of communities that successively change in a given area called?

1 Pioneer
2 Climax
3 Sere
4 Pyramid
BIOXII14: ECOSYSTEM

344535 The sequence of communities of primary succession in water is:

1 Phytoplankton, sedges, free-floating hydrophytes, rooted hydrophytes, grasses and trees.
2 Phytoplankton, free-floating hydrophytes, rooted hydrophytes, sedges, grasses and trees.
3 Free-floating hydrophytes, sedges, phytoplankton, rooted hydrophytes, grasses and trees.
4 Phytoplankton, rooted submerged hydrophytes, floating hydrophytes, reed swamp, sedges, meadow and trees.
NCERT Exemplar
BIOXII14: ECOSYSTEM

344536 Identify the role of lichens in ecological succession?

1 Help in weathering
2 Secrete acids to dissolve rock
3 Soil formation
4 All of them
BIOXII14: ECOSYSTEM

344537 Assertion :
The rate of succession is much faster in secondary succession.
Reason :
Soil is already present during secondary succession.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect.
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BIOXII14: ECOSYSTEM

344534 What is the entire sequence of communities that successively change in a given area called?

1 Pioneer
2 Climax
3 Sere
4 Pyramid
BIOXII14: ECOSYSTEM

344535 The sequence of communities of primary succession in water is:

1 Phytoplankton, sedges, free-floating hydrophytes, rooted hydrophytes, grasses and trees.
2 Phytoplankton, free-floating hydrophytes, rooted hydrophytes, sedges, grasses and trees.
3 Free-floating hydrophytes, sedges, phytoplankton, rooted hydrophytes, grasses and trees.
4 Phytoplankton, rooted submerged hydrophytes, floating hydrophytes, reed swamp, sedges, meadow and trees.
NCERT Exemplar
BIOXII14: ECOSYSTEM

344536 Identify the role of lichens in ecological succession?

1 Help in weathering
2 Secrete acids to dissolve rock
3 Soil formation
4 All of them
BIOXII14: ECOSYSTEM

344537 Assertion :
The rate of succession is much faster in secondary succession.
Reason :
Soil is already present during secondary succession.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect.
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BIOXII14: ECOSYSTEM

344534 What is the entire sequence of communities that successively change in a given area called?

1 Pioneer
2 Climax
3 Sere
4 Pyramid
BIOXII14: ECOSYSTEM

344535 The sequence of communities of primary succession in water is:

1 Phytoplankton, sedges, free-floating hydrophytes, rooted hydrophytes, grasses and trees.
2 Phytoplankton, free-floating hydrophytes, rooted hydrophytes, sedges, grasses and trees.
3 Free-floating hydrophytes, sedges, phytoplankton, rooted hydrophytes, grasses and trees.
4 Phytoplankton, rooted submerged hydrophytes, floating hydrophytes, reed swamp, sedges, meadow and trees.
NCERT Exemplar
BIOXII14: ECOSYSTEM

344536 Identify the role of lichens in ecological succession?

1 Help in weathering
2 Secrete acids to dissolve rock
3 Soil formation
4 All of them
BIOXII14: ECOSYSTEM

344537 Assertion :
The rate of succession is much faster in secondary succession.
Reason :
Soil is already present during secondary succession.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect.
For More Updates join with Us
BIOXII14: ECOSYSTEM

344534 What is the entire sequence of communities that successively change in a given area called?

1 Pioneer
2 Climax
3 Sere
4 Pyramid
BIOXII14: ECOSYSTEM

344535 The sequence of communities of primary succession in water is:

1 Phytoplankton, sedges, free-floating hydrophytes, rooted hydrophytes, grasses and trees.
2 Phytoplankton, free-floating hydrophytes, rooted hydrophytes, sedges, grasses and trees.
3 Free-floating hydrophytes, sedges, phytoplankton, rooted hydrophytes, grasses and trees.
4 Phytoplankton, rooted submerged hydrophytes, floating hydrophytes, reed swamp, sedges, meadow and trees.
NCERT Exemplar
BIOXII14: ECOSYSTEM

344536 Identify the role of lichens in ecological succession?

1 Help in weathering
2 Secrete acids to dissolve rock
3 Soil formation
4 All of them
BIOXII14: ECOSYSTEM

344537 Assertion :
The rate of succession is much faster in secondary succession.
Reason :
Soil is already present during secondary succession.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect.
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