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Which of the following statements regarding species richness is/are correct?
1. Gamma Diversity: It refers to the diversity within a particular area or ecosystem usually expressed by the number of species.
2. Beta Diversity: It is a comparison of diversity between ecosystems, usually measured as change in amount of species.
3. Alpha Diversity: It is a measure of the overall diversity for different ecosystems within a region.
Select the correct answer using the code given below.
  • a)
    2 only
  • b)
    1 and 2 only
  • c)
    1, 2 and 3
  • d)
    None of the above 
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
Which of the following statements regarding species richness is/are co...
Option 1 is incorrect. Gamma Diversity: It is a measure of the overall diversity for different ecosystems within a region.
Option 2 is correct. Beta Diversity: It is a comparison of diversity between ecosystems, usually measured as change in amount of species.
Option 3 is incorrect. Alpha Diversity: It refers to the diversity within a particular area or ecosystem usually expressed by the number of species.
Biodiversity is measured by two major components: species richness and species evenness.
Species richness: It is a measure of the number of species found in a community. Three types of measurement of species richness are: Alpha diversity, Beta diversity and Gamma diversity.
Species evenness: Species evenness is a measure of the relative abundance of the different species making up the richness of an area. Low evenness indicates that a few species dominate the site.
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Which of the following statements regarding species richness is/are correct?1. Gamma Diversity: It refers to the diversity within a particular area or ecosystem usually expressed by the number of species.2. Beta Diversity: It is a comparison of diversity between ecosystems, usually measured as change in amount of species.3. Alpha Diversity: It is a measure of the overall diversity for different ecosystems within a region.Select the correct answer using the code given below.a)2 onlyb)1 and 2 onlyc)1, 2 and 3d)None of the aboveCorrect answer is option 'A'. Can you explain this answer?
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Which of the following statements regarding species richness is/are correct?1. Gamma Diversity: It refers to the diversity within a particular area or ecosystem usually expressed by the number of species.2. Beta Diversity: It is a comparison of diversity between ecosystems, usually measured as change in amount of species.3. Alpha Diversity: It is a measure of the overall diversity for different ecosystems within a region.Select the correct answer using the code given below.a)2 onlyb)1 and 2 onlyc)1, 2 and 3d)None of the aboveCorrect answer is option 'A'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Which of the following statements regarding species richness is/are correct?1. Gamma Diversity: It refers to the diversity within a particular area or ecosystem usually expressed by the number of species.2. Beta Diversity: It is a comparison of diversity between ecosystems, usually measured as change in amount of species.3. Alpha Diversity: It is a measure of the overall diversity for different ecosystems within a region.Select the correct answer using the code given below.a)2 onlyb)1 and 2 onlyc)1, 2 and 3d)None of the aboveCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following statements regarding species richness is/are correct?1. Gamma Diversity: It refers to the diversity within a particular area or ecosystem usually expressed by the number of species.2. Beta Diversity: It is a comparison of diversity between ecosystems, usually measured as change in amount of species.3. Alpha Diversity: It is a measure of the overall diversity for different ecosystems within a region.Select the correct answer using the code given below.a)2 onlyb)1 and 2 onlyc)1, 2 and 3d)None of the aboveCorrect answer is option 'A'. Can you explain this answer?.
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