Biotic Components

Q. Which of these is an example of a marine ecosystem?

1. River
2. Pond
3. Ocean
4. Lake

Q.

Which of the following is an example of a biotic component of an ecosystem?

1. Sunlight

2. Water

3. Green plants

4. Soil

Q.

Which among the given factors decide the different zones of marine and freshwater ecosystem?

1. Temperature
2. Light
3. Food
4. None of these

Q. Aquatic ecosystems are mainly classified into ___ and ___ .

1. None of the above
2. Freshwater and Saline water ecosystem
3. Marine and Freshwater ecosystem
4. Wetland and Freshwater ecosystem

Q. How is marine ecosystem different from fresh water one?

Q. How is marine ecosystem different from fresh water one?

Q. State whether the given statement is True or False.​

(1) Biosphere forms the living mantle of Earth.​

1. False
2. True

Q.

Which among the given factors decide the different zones of marine and freshwater ecosystem?

1. Temperature
2. Light
3. Food
4. None of these

Q. Herbivores that feed on producers are called ________.