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Q. No.The term ‘Biodiversity’ to describe the combined diversity at all levels of biological organisation was popularized by:
1. Robert May
2. Paul Ehrlich
3. Edward Osborne Wilson
4. Alexander von Humboldt
1. Robert May
2. Paul Ehrlich
3. Edward Osborne Wilson
4. Alexander von Humboldt
Subtopic: Introduction & Types |
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The variation shown by the medicinal plant Rauwolfia vomitoria growing in different Himalayan ranges might be in terms of the potency and concentration of the active chemical (reserpine) that the plant produces is:
1. Genetic diversity
2. Species diversity
3. Ecological diversity
4. Global diversity
1. Genetic diversity
2. Species diversity
3. Ecological diversity
4. Global diversity
Subtopic: Introduction & Types |
84%
From NCERT
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What type of biodiversity are we talking about when we say Western ghats in India have a greater amphibian species diversity than the Eastern Ghats?
1. Genetic diversity
2. Species diversity
3. Ecological diversity
4. Evolutionary diversity
1. Genetic diversity
2. Species diversity
3. Ecological diversity
4. Evolutionary diversity
Subtopic: Introduction & Types |
85%
From NCERT
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What type of biodiversity are we talking about when we say India has more than 1000 varieties of mangoes?
1. Genetic diversity
2. Species diversity
3. Ecological diversity
4. Evolutionary diversity
1. Genetic diversity
2. Species diversity
3. Ecological diversity
4. Evolutionary diversity
Subtopic: Introduction & Types |
68%
From NCERT
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Which of the following statements best describes biodiversity at the genetic, species, and ecosystem levels?
| 1. | Genetic diversity refers to the variety of genes within a species, species diversity refers to the variety of species within a habitat, and ecosystem diversity covers different types of habitats. |
| 2. | Genetic diversity includes different ecosystems, species diversity includes different genes, and ecosystem diversity includes different species. |
| 3. | Genetic diversity only pertains to dominant species, while ecosystem diversity pertains to all living forms. |
| 4. | Species diversity is about abiotic factors, whereas ecosystem diversity focuses on biotic factors. |
Subtopic: Introduction & Types |
92%
From NCERT
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Match the following types of biodiversity to their examples:
Codes:
| Column I | Column II | ||
| A | Genetic Diversity | P | Variations among human populations |
| B | Species Diversity | Q | Different fish species in the Atlantic Ocean |
| C | Ecosystem Diversity | R | Deserts and rainforests |
Codes:
| A | B | C | |
| 1. | P | Q | R |
| 2. | Q | P | R |
| 3. | P | R | Q |
| 4. | R | P | Q |
Subtopic: Introduction & Types |
87%
From NCERT
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Which statement best describes the significance of genetic diversity within a species?
| 1. | It decreases the adaptability of a species to environmental changes. |
| 2. | It ensures minimal survival during catastrophic events. |
| 3. | It enables a population to evolve over time in response to environmental changes. |
| 4. | It is insignificant as long as species diversity is high. |
Subtopic: Introduction & Types |
94%
From NCERT
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Match each item in Column I with one in Column II and choose the correct answer from the codes given below:
|
Column I |
Column II |
||
|
A. |
Genetic diversity |
a. |
Western ghats have greater amphibian diversity than eastern ghats |
|
B. |
Species diversity |
b. |
India has more than 50000 genetically different strains of rice |
|
C. |
Ecological diversity |
c. |
India has more ecosystems than Norway |
Codes :
| A | B | C | |
| 1. | a | b | c |
| 2. | b | a | c |
| 3. | c | b | a |
| 4. | b | c | a |
Subtopic: Introduction & Types |
86%
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Hints
Identify the incorrect statement:
| 1. | Biodiversity is the term popularised by the sociobiologist Edward Wilson to describe the combined diversity at all levels of biological organisation. |
| 2. | IUCN stands for International Union for Conservation of Nature and Natural resources. |
| 3. | Robert May places the global species diversity in the range of 20 to 50 million. |
| 4. | More than 25 percent of the drugs currently sold in the market are derived from the plants. |
Subtopic: Magnitude of Biodiversity |
90%
From NCERT
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NEET 2025 - Target Batch
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Approximately, what number of species have been identified, named and studied?
| 1. | 1.0 million | 2. | 1.5 million |
| 3. | 1.7 million | 4. | 2.0 million |
Subtopic: Introduction & Types |
54%
From NCERT
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