Question

1)Which of the following is not an example of terrestrial ecosystem?
(a) Grassland
(b) Forest
(C) Pond
(d) Desert

2)Which one of the following help in the recycling of nutrients?
(a) Decomposers
(b) Producers
(C) Predators
(d) Carnivores

3) Which one of these is not a biotic factor?
(a) Apple tree
(b) Crow
(C) Sun
(d) Jackal

4)Which one of the following is not an abiotic component?
(a) Bacterium
(b) Light
(c) Air
(d) Water​

Answer 1

1)Which of the following is not an example of terrestrial ecosystem?

(a) Grassland

(b) Forest

(C) Pond

(d) Desert

Ans. (c) Pond

2)Which one of the following help in the recycling of nutrients?

(a) Decomposers

(b) Producers

(C) Predators

(d) Carnivores

Ans. (a) Decomposers

3) Which one of these is not a biotic factor?

(a) Apple tree

(b) Crow

(C) Sun

(d) Jackal

Ans. (c) Sun

4)Which one of the following is not an abiotic component?

(a) Bacterium

(b) Light

(c) Air

(d) Water​

Ans. (a) Bacterium

Answer 2

1) An ecosystem is a collection of living and nonliving components. Many ecosystems are there. Also, all it's based on water and land.

The terrestrial Ecosystem is based on the land of the living and nonliving things such as Grasslands, deserts, and forests.

Based on the above information, In the given options the (c)Pond is not an example of a terrestrial ecosystem.

2)(a)Decomposers play an important role in nutrient recycling. These decomposers are Fungus, Bacteria, and insects they all eat dead animals and plants to break the energy and waste of the animals.

3)Biotic Component: In an ecosystem, all living components are called biotic components.

In the given options (c)Sun is not biotic factor.

4) Abiotic component: In an ecosystem, all nonliving components are called abiotic components.

In the given options (a)bacterium is not an abiotic component.