Chapter-22 Conservation of Plants and Animals — Online MCQ Test
SCIENCE · Samacheer Kalvi 8th · Tamil Nadu State Board
Practice Chapter-22 Conservation of Plants and Animals with a free chapter-wise online MCQ test.
This chapter covers: conservation biodiversity wildlife Covers biodiversity conservation methods and wildlife protection.
AI-generated questions from basic to board-exam level, with instant results and explanations.
Chapter-22 Conservation of Plants and Animals — Important Questions & Answers
What is biodiversity?
- A. Variety of living organisms in a region
- B. Only the number of animals in a forest
- C. Only the plants found in a garden
- D. The climate of a place
Answer: A. Variety of living organisms in a region
Biodiversity means the variety of plants, animals, and microorganisms present in a particular area or on Earth.
Biodiversity means the variety of plants, animals, and microorganisms present in a particular area or on Earth.
Which of the following is a wildlife sanctuary in Tamil Nadu?
- A. Mudumalai Wildlife Sanctuary
- B. Kodaikanal Hill Station
- C. Marina Beach
- D. Thanjavur Temple
Answer: A. Mudumalai Wildlife Sanctuary
Mudumalai Wildlife Sanctuary is a protected area for animals and plants in Tamil Nadu.
Mudumalai Wildlife Sanctuary is a protected area for animals and plants in Tamil Nadu.
Why are forests called the 'lungs of the Earth'?
- A. They produce only food for animals
- B. They release oxygen and absorb carbon dioxide
- C. They make rainbows
- D. They stop all natural disasters
Answer: B. They release oxygen and absorb carbon dioxide
Forests help maintain the balance of gases by absorbing carbon dioxide and releasing oxygen.
Forests help maintain the balance of gases by absorbing carbon dioxide and releasing oxygen.
Which of the following is NOT a cause of biodiversity loss?
- A. Deforestation
- B. Pollution
- C. Afforestation
- D. Overexploitation of resources
Answer: C. Afforestation
Afforestation increases green cover and supports biodiversity, unlike the other options which cause loss.
Afforestation increases green cover and supports biodiversity, unlike the other options which cause loss.
Choose the correct statement about conservation.
- A. A seed bank is an example of in situ conservation
- B. A national park is meant only for human recreation
- C. A biosphere reserve helps conserve ecosystems on a large scale
- D. Deforestation helps increase biodiversity
Answer: C. A biosphere reserve helps conserve ecosystems on a large scale
Biosphere reserves are large protected areas designed to conserve biodiversity and ecosystems.
Biosphere reserves are large protected areas designed to conserve biodiversity and ecosystems.