Endangered Animals

Q.

How does forest help in maintaining the balance of oxygen and carbon dioxide in the atmosphere? [5 MARKS]

Q.

What is a 'Red Data Book'?

1. It's a document for highlighting endangered plants.

2. It's a document for highlighting endangered plants and animals.

3. It is a documents for highlighting the types of plants and animals in a country.

4. It's a document for highlighting endangered animals.

Q.

Why should we worry about the conditions and issues related to forests far from us?

Q.

Which of the following is the main cause of increased percentage of carbon dioxide in the atmosphere?

1. Reducing the consumption of fossil fuels

2. Using more of biogas

3. Both biogas and consumption of fossil fuels

4. Deforestation

Q. An ecologically healthy area has:

1. many species with a sustainable number of individuals of each species
2. many species with very few individuals of each species
3. a few species with a sustainable number of individuals of each species
4. a few species with very few individuals of each species

Q. Overgrazing leads to

1. global warming
2. wildlife conservation
3. desertification
4. pollution

Q. About half of Earth's biodiversity exists in its tropical rain forests. This means that tropical rain forests have

1. more plants than animals
2. The greatest number of different species of any other climatic region.
3. the greatest number of animals of any climate region
4. More animals than plants.

Q.

What is reen Data Book and Red Data Book?

Q. What would happen if forest disappears?

1. Flood
2. Extinction of animals
3. All of the above
4. Global warming

Q. What happens if forest disappears?

1. Climate change
2. Flood
3. Soil erosion
4. All of the above

Q.

_______ is the book which keeps the record of endangered animals and plants.

1. Blue data book

2. Yellow data book

3. White data book

4. Red data book

Q.

Endemic species are less likely to go extinct because they are found in many areas. Say true or false.

1. True

2. False

Q.

The red data book shows species that are at the risk of extinction.

1. True
2. False

Q. Forest is a purifier of

1. Air
2. Water
3. Soil
4. All of the above

Q. Deforestation leads to the increased percentage of which of the following components of the environment?

1. Carbon dioxide
2. Nitrogen
3. Oxygen
4. None of the above

Q. Trees are known as lungs of forest.

1. True
2. False

Q.

Which of the following serve as green lungs?

1. Greenhouse gases
2. Forests
3. Green pigment of the plants
4. Kitchen gardens