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Botany MCQs for NEET — Practice Questions with Answers

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Which of the following is wrong with respect to Rawolfia vomitoria?

A. Found in Himalayan ranges B. Medicinal plant C. Species Diversity is not in terms of potency and concentration of reserpine D. Reserpine is an active chemical produced by this plant

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Explanation

15.1 Biodiversity

Page number-259

Biodiversity and Conservation

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Species Diversity

A. Diversity at the level of species B. Diversity at the level of genes within species C. Diversity at the level of ecosystem D. Both A and B

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Explanation

15.1 Biodiversity

Page number-259

Biodiversity and Conservation

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Which of the following can be considered under Ecological Diversity?

A. Deserts, rain forests, mangroves, coral reefs, wetlands, B. Alpine Meadows C. Estuaries D. All of these

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Explanation

15.1 Biodiversity

Page number-259

Biodiversity and Conservation

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Ecological Diversity

A. It is more in India comparative to Scandinavian country like Norway B. It is less in India comparative to Scandinavian country like Norway C. It is more in Australia comparative to India D. Both A and C

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Explanation

15.1 Biodiversity

Page number-259

Biodiversity and Conservation

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The total number of plant and animal species described so far is slightly more than 1.5 million. This is reported by

A. IUCN- 2004 B. IUN-2006 C. IUCN-2006 D. IUN-2004

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Explanation

15.1 Biodiversity

15.1.1 How many species are there on Earth and How many in India

Page number-259

Biodiversity and Conservation

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For many taxonomic groups, species inventories are more complete in

Temperate countries

Tropical countries

Grasslands

Both B and C

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Explanation

15.1 Biodiversity

15.1.1 How many species are there on Earth and How many in India

Page number-259

Biodiversity and Conservation

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. According to extreme estimates, which say that there is 20 to 50 million global species diversity which is based on

A. Species richness of insects B. Species richness of Arthropods C. Species evenness of insects D. Species evenness of Arthropods

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Explanation

15.1 Biodiversity

15.1.1 How many species are there on Earth and How many in India

Page number-259

Biodiversity and Conservation

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Which of the following statement is wrong about species diversity?

A. More than 70 per cent of all the species recorded are animals B. Algae and fungi comprise no more than 22 per cent of the total C. Here in this estimate, plants include algae, fungi, bryophyte, gymnosperms and angiosperms D. 70 per cent of the total animals come from insecta

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Explanation

15.1 Biodiversity

Page number-260

15.1.1 How many species are there on Earth and How many in India

Biodiversity and Conservation

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Among animals, which of the following is the most species rich taxonomic group?

A. Insects B. Molluscs C. Crustacean D. Other animal groups

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Explanation

15.1 Biodiversity

Page number-260

15.1.1 How many species are there on Earth and How many in India

Biodiversity and Conservation

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Which of the following statement is true about biodiversity of Earth?

A. The number of fungi species in this world is more than the combined total of the species of fishes, amphibians, reptiles and mammals B. The number of fungi species is less than combined total of the species of fishes C. The number of fungi species is less than combined total of the species of amphibians and reptiles D. The number of fungi species is less than combined total of the species of mammals and birds

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Explanation

15.1 Biodiversity

Page number-260

15.1.1 How many species are there on Earth and How many in India

Biodiversity and Conservation

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