Ecosystem Test 4

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Ecosystem Test 4

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Weekly Quiz Competition

Question 1
1 / -0

Which of the following is a characteristic of a desert?

A
Flowers bloom for eight weeks a year.

B
It is home to rhinos and zebras.

C
It has four seasons,

D
It is very hot and very dry.

Solution

A desert is a very dry and a very hot place as there is very less rainfall there.
Question 2
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In a jungle there exists many different types of animals. Some of these animals eat plants while some eat meat. All these animals are interdependent on each other. A huge animal - elephant - eats only plants. Which type of consumer is he?

A
Herbivore

B
Carnivore

C
Second level consumer

D
Third level consumer

Solution

In spite of being a huge animal, an elephant loves eating bananas and leaves, and thus is a herbivore.
Question 3
1 / -0

What happens if a portion of food chain is broken?

A
Only consumers would be affected.

B
All the organisms in the chain are affected.

C
The decomposers and producers are affected.

D
No change.

Solution

When any portion of a food chain is broken, all organisms in the chain are affected.
Question 4
1 / -0

Complete the following food chain.

A
Sheep

B
Grasshopper

C
Beer

D
Cow
Question 5
1 / -0

Read the sentences and choose the correct option.

A: The climatic condition in all the biomes is same.
B: Every country has its own specific 6 biomes.

A
Only A is true.

B
Only B is true.

C
Both A and B are true.

D
Both A and B are false.

Solution

Both these statements are false. Climatic conditions are not same in all the biomes. No two biomes have the same climatic conditions, besets are very hot whereas tundra region is very cold. Throughout the world/ there exist only 6 biomes that are divided across the countries. It is not true that all countries have their own 6 biomes.
Question 6
1 / -0

Read the sentences and choose the correct option.

A: Food webs and food chains are synonyms.
B: Food chain is a part of food web.

A
Only A is true.

B
Only B is true.

C
Both A and B are true.

D
Both A and B are false.

Solution

Food chains and food webs are not synonyms. Food webs are the cluster of many complex food chains. Food chains are a part of food web.
Question 7
1 / -0

Complete the food chain with the correct option. Plant → grasshopper → ____? ____→ Snake.

A
Human

B
Shark

C
Bacteria

D
Frog
Question 8
1 / -0

How do living things get energy?

A
By adapting to their environment

B
By moving around

C
By sleeping

D
By eating

Solution

Living things get energy by eating. Different living beings attain energy from different foods. For example a herbivore animal such as a cow gets energy by eating grass whereas a tiger gets energy by eating meat.
Question 9
1 / -0

Below are given the parts of a food chain. Which of the arrangements is in the correct order?

A
Flower→ Caterpillar → Bird

B
Bird → Caterpillar → Flower

C
Caterpillar → Flower → Bird

D
Bird → Flower → Caterpillar

Solution

The correct order is Flower → Caterpillar → Bird. Flower is the producer here. Caterpillar sucks the nectar from the flowers and is thus the primary consumer. Bird eats a caterpillar and thus it is a secondary consumer.
Question 10
1 / -0

Which of the following describes the process of photosynthesis?

A
Light (from sun) + carbon dioxide (from air) + water (from soil) → Glucose + Oxygen

B
Light (from moon) + carbon dioxide (from air) + Glucose (from soil) → Water + Oxygen

C
Light (from sun) + Oxygen (from air) + water (from rain) → Carbon dioxide + Glucose

D
Light (from universe) + Oxygen (from air) + Sugar (from water) → Water + Carbon dioxide

Solution

Plants use light (from sun) + carbon dioxide (from air) + water (from soil) to produce food. The process is called photosynthesis.

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Ecosystem Test 4

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Ecosystem Test 4

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SHARING IS CARING

Question 1

Flowers bloom for eight weeks a year.

It is home to rhinos and zebras.

It has four seasons,

It is very hot and very dry.

Solution

Question 2

Herbivore

Carnivore

Second level consumer

Third level consumer

Solution

Question 3

Only consumers would be affected.

All the organisms in the chain are affected.

The decomposers and producers are affected.

No change.

Solution

Question 4

Sheep

Grasshopper

Beer

Cow

Question 5

Only A is true.

Only B is true.

Both A and B are true.

Both A and B are false.

Solution

Question 6

Only A is true.

Only B is true.

Both A and B are true.

Both A and B are false.

Solution

Question 7

Human

Shark

Bacteria

Frog

Question 8

By adapting to their environment

By moving around

By sleeping

By eating

Solution

Question 9

Flower→ Caterpillar → Bird

Bird → Caterpillar → Flower

Caterpillar → Flower → Bird

Bird → Flower → Caterpillar

Solution

Question 10

Light (from sun) + carbon dioxide (from air) + water (from soil) → Glucose + Oxygen

Light (from moon) + carbon dioxide (from air) + Glucose (from soil) → Water + Oxygen

Light (from sun) + Oxygen (from air) + water (from rain) → Carbon dioxide + Glucose

Light (from universe) + Oxygen (from air) + Sugar (from water) → Water + Carbon dioxide

Solution

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