Producers

Q.

Why are plants important?

Q.

All the animals live in the same habitat.

1. True

2. False

Q.

Vulture is an example of

1. Producer

2. Herbivore

3. Carnivores

4. Scavengers

Q.

Explain how plants act as source of food?

Q.

Scavengers are also known as

1. Primary consumers

2. Secondary consumers

3. decomposers

4. Cleaners

Q. Organisms that eat food made by other organism are known as:

1. Producers
2. Decomposers
3. None of the given options
4. Consumers

Q. Which terrestrial habitat do these organisms live in? [5 MARKS]

S.No		Organism
1
2
3
4
5

Q.

Which habitat is depicted in the above-given picture?

1. Aquatic

2. Desert

3. Grassland

4. Tundra

Q. Energy and nutrients enter the community through the:

1. Producers
2. Primary consumers
3. Secondary consumers
4. Decomposers

Q. What will be the consequence if all the producers of an ecosystem perish?

Q. Green plants prepare their own food, so they are called producers.

1. False
2. True

Q.

All the animals live in the same habitat.

1. True

2. False

Q. Green plants prepare their own food, so they are called producers.

1. True
2. False

Q. Match the following:

Column A	Column B
1. Grass	a. Herbivore
2. Zebra	b. Producer
3. Earthworm	c. Carnivore
4. Tiger	d. Decomposer

1. 1 – b; 2 – a; 3 – d; 4 – c
2. 1 – b; 2 – a; 3 – c; 4 – d
3. 1 – a; 2 – b; 3 – d; 4 – c
4. 1 – a; 2 – c; 3 – b; 4 – d

Q. Match the organisms with their respective mode of nutrition.

1. Autotrophic
2. Heterotrophic
3. Saprotrophic

Q. Which of the following is not a producer?

1. Small fish
2. Lotus
3. Water Lily
4. Algae

Q.

In what way do floating plants protect small aquatic animals?

Q.

Which of the following are the correct terms used for the group of organisms mentioned below?

1. Algae, Phytoplanktons

2. Lion, Cow

3. Bacteria, Fungi

1. 1- producers, 2- consumers, 3- decomposers
2. 1- herbivores, 2- decomposers, 3- parasites
3. 1- decomposers, 2- producers, 3- consumers
4. 1- carnivores, 2-herbivores, 3- saprophytes

Q. Generally in a food chain the largest population is that of:

1. Tertiary consumers
2. Decomposers
3. Secondary consumers
4. Primary consumers

Q.

Which of the following are the correct terms used for the group of organisms mentioned below?

1. Grass, Fern, Moss

2. Lion, Cow, Rat

3. Bacteria, Fungi

1. 1- carnivores, 2-herbivores, 3- saprophytes

2. 1- herbivores, 2- decomposers, 3- parasites

3. 1- producers, 2- consumers, 3- decomposers

4. 1- decomposers, 2- producers, 3- consumers

Q. In an ecosystem, producers receive least amount of energy compared to top predators.

1. False
2. True

Q.

All producers in a terrestrial and aquatic ecosystem are …………………

1. heterotrophs and autotrophs

2. autotrophs

3. autotrophs and saprophytes

4. all heterotrophs

Q. In an ecosystem, producers receive least amount of energy compared to top predators.

1. False
2. True