Biosphere, Biodiversity, and Its Importance

Q.

Define biosphere.

Q.

What is a biosphere?

Q. The biosphere extends upto a height of from the ocean floor.

1. 10 km
2. 20 km
3. 30 km
4. 40 km

Q. What is a habitat?

1. Where an organism lives
2. Where all the domains of the earth interact
3. It includes all living and non living conditions
4. It includes only living conditions of the environment

Q. How many domains are there on the Earth?

1. Three
2. Four
3. Five
4. Six

Q.

Biosphere occurs

1. in lithosphere

2. in lithosphere and hydrosphere

3. in the interaction of lithosphere, hydrosphere and atmosphere

4. in atmosphere and hydrosphere

Q. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Anticyclone is a wind system with _____ pressure region in centre surrounded by regions of ________pressure areas.

1. low, low
2. low, high
3. high, high
4. high, low

Q. Which of the four domains of the Earth consists of a gaseous layer that surrounds the Earth?

1. Lithosphere
2. Hydrosphere
3. Atmosphere
4. Biosphere

Q. What is Biosphere?

1. The portion of the Earth on which we live.
2. The water that exists around the Earth.
3. The gaseous layer of air that surrounds the Earth.
4. The zone where lithosphere, atmosphere, and hydrosphere interact.

Q. A place where an organism lives, including the living and nonliving conditions of its surrounding environment, is called a .

1. terrain
2. abode
3. habitat

Q. Which among the following statements is/are true about the Biosphere?

1. It comprises all the living creatures on earth.
2. It is the zone where the lithosphere, atmosphere, and hydrosphere interact.
3. The first living organisms in the biosphere were multi-cellular prokaryotes.
4. It extends to a height of 20 km from the ocean floor.