Major Abiotic Factors

Q.

Which are the two major components of the biotic environment?

Q.

Which of the following is not a part of biotic component of an ecosystem: water, algae, fish, bacteria?

Q. Which of the abiotic factor(s) in water affect(s) the kind of species that thrive in the aquatic environment?

1. pH
2. Chemical composition
3. Salinity
4. Precipitation

Q. ___ factors are the physico-chemical components that characterise the habitat of an organism.

Q.

Abiotic component of ecosystem is

1. Water

2. Daphnia

3. Bacteria

4. Chlorella

Q. Which of the following parameter(s) of soil can affect vegetation that grows in?

1. Water retention capacity
2. pH of the soil
3. Mineral composition
4. Penetration capacity of light in soil

Q.

Statement 1: Small animals do not lose body heat very fast when it is cold outside.

Statement 2: Small animals have a smaller surface area relative to their volume

1. Both statements 1 and 2 are correct and statement 2 is the correct explanation of statement 1.

2. Both statements 1 and 2 are correct and statement 2 is not the explanation of statement 1.

3. Statement 1 is correct and statement 2 is incorrect

4. Both statements are incorrect