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Standard XII
Biology
Loss of Biodiversity
Extinction at...
Question
Extinction at natural rate is usually healthy and occurs at a constant rate.
A
False
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B
True
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Solution
The correct option is
B
True
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Similar questions
Q.
Extinction occurs at a natural rate.
Q.
Assertion: The current mass extinction is different from the previous episodes of mass extinctions
Reason: It is happening at a faster rate and is mainly anthropogenic in nature
Q.
Identify the correct statement(s) regarding holocene extinction.
(1) Caused by natural calamities
(2) Occurred 16000 years ago
(3) More than 15,500 species are on the brink of extinction
(4) The rate of extinction is 100-1000 times faster compared to the mass extinctions that have occurred in the past
Choose the correct option.
Q.
The second order rate constant is usually expressed as :
Q.
Extinction is a natural process that has occurred throughout the history of life on Earth. In the 21st century, extinction is a big problem because:
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