NEET Biology: Biodiversity and Its Conservation — Practice Set 12

Q1. Which of the following best explains why the tropics have greater biodiversity than temperate regions?

A. Frequent glaciations
B. Higher solar energy availability
C. Lower productivity
D. Harsh seasonal variations

Q2. Which of the following statements about biodiversity conservation is incorrect?

A. Ex situ conservation includes zoos and botanical gardens.
B. Biodiversity conservation helps maintain ecosystem balance.
C. Only plants are considered in conservation efforts.
D. In situ conservation protects species in their natural habitats.

Q3. Which of the following is an incorrect statement about species richness?

A. Species richness is highest in tropical rainforests.
B. Species richness increases toward the poles.
C. Higher species richness improves ecosystem resilience.
D. Species richness is an important measure of biodiversity.

Q4. Which of the following is NOT an example of a broadly utilitarian value of biodiversity?

A. Pollination
B. Oxygen production
C. Aesthetic pleasure
D. Direct economic benefits

Q5. Which of the following statements about conservation is correct?

A. In situ conservation protects species in their natural habitats.
B. Ex situ conservation always provides better protection than in situ conservation.
C. Conservation strategies are not needed for maintaining biodiversity.
D. In situ conservation is only for plants.

Q6. Which of the following is an example of co-extinction?

A. Extinction of a host plant leading to extinction of its pollinator
B. Extinction of a predator leading to overpopulation of prey
C. Introduction of an invasive species
D. Loss of genetic variation in a species

Q7. According to the species-area relationship, what happens when the area explored increases?

A. Species richness decreases
B. Species richness increases
C. Species richness remains constant
D. Species richness first increases, then decreases

Q8. Which of the following is a correct statement about habitat loss?

A. Habitat loss is a major cause of species extinction.
B. Habitat loss has no effect on biodiversity.
C. Habitat loss only affects aquatic species.
D. Habitat loss is beneficial for all species.

Q9. Which of the following species is an example of an alien invasive species in India?

A. Banyan tree
B. Lantana camara
C. Indian Cobra
D. Royal Bengal Tiger

Q10. Which human activity is responsible for the destruction of coral reef ecosystems?

A. Overfishing
B. Deforestation
C. Mining
D. Agriculture

Biology — Biodiversity and Its Conservation

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Which of the following best explains why the tropics have greater biodiversity than temperate regions?

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