Natural Resources & Their Conservation Test

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Natural Resources & Their Conservation Test - 6

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Weekly Quiz Competition

Question 1
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What is an ecosystem?

A
All organisms living in a given region.

B
Only the producers living in a given region.

C
The physical conditions of a given region.

D
All organisms and the physical conditions of a given region.

Solution

An ecosystem includes all of the living things in a given area, interacting with each other, and also with their non-living environments. So, it refers to all organisms and the physical conditions of a given region.
Question 2
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Which of the following describes `global ecosystem`?

A
Lithosphere

B
Biosphere

C
Atmosphere

D
Hydrosphere
Question 3
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Which term describes the relationship between a species/population and its ecosystem in which it is living and breeding?

A
Niche

B
Ecosystem

C
Habitat

D
Trophic level
Question 4
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Which of the following is an abiotic factor in any aquatic ecosystem?

A
Oxygen

B
Plants

C
Fish

D
Algae
Question 5
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What is a biome?

A
A geographical region with a characteristic climate and biota.

B
The climate of a region.

C
The biotic components of a region.

D
All of the abiotic and biotic factors of an ecosystem.
Question 6
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Which of the following is the correct order of components of any ecosystem?

A
Consumers, producers, decomposers, abiotic environment

B
Producers, abiotic environment, consumers, decomposers

C
Producers, abiotic environment, decomposers, consumers

D
Abiotic environment, producers, consumers, decomposers
Question 7
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Which of the following statements is incorrect for environment?

A
It includes only physical factors of surroundings.

B
Water and air are the physical factors of an environment.

C
Gas, light and temperature are its physical factors.

D
It is a natural habitat for some animals.
Question 8
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Which of these factors is not a threat to our environment?

A
Growing population

B
Green house effect

C
Migration

D
Urbanization
Question 9
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Organisms in an area together interact with the non–living constituents of the environment, to form a/an

A
ecosystem

B
biome

C
trophic level

D
biotic factor

Solution

Organisms in an area together interact with the non-living constituents of the environment, to form an ecosystem.
Question 10
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Which of the following animals is a nocturnal animal?

A
Deer

B
Bat

C
Sparrow

D
Turtle
Question 11
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Which among the following animals is oviparous?

A
Lion

B
Dog

C
Lizard

D
Deer
Question 12
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Which of the following statements is true?

A
Deer is a carnivore.

B
Lion is an autotrophic animal.

C
Predators are usually lesser in number than their preys.

D
Each species is limited in its total biomass by its trophic level.
Question 13
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Select the correct order of organisms in a food chain from the following data?

A
Human, duck, fish, algae

B
Algae, fish, duck, human

C
Algae, duck, fish, human

D
fish, duck, algae, human
Question 14
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Which of the following statements is appropriate for herbivores?

A
Herbivores are secondary producers.

B
Herbivores are primary consumers.

C
Herbivores are primary producers and secondary consumers.

D
Herbivores are primary producers.
Question 15
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Which of these animals is carnivorous?

A
Deer

B
Goat

C
Cow

D
Lion

Solution

Carnivores are animals that eat other animals. Among the given options, lion is a carnivore.
Question 16
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The organisms, which consume both plant as well as animal products, are known as

A
herbivores

B
carnivores

C
piscivores

D
omnivores

Solution

The organisms that consume both, plant as well as animal products, are referred to as omnivorous.
Question 17
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Herbivores are found in which trophic level?

A
First

B
Second

C
Third

D
Fourth

Solution

Plants and algae make their own food and are called primary producers. They are at the first level. Herbivores eat plants and are found in the second trophic level.
So, the correct option is 2.
Question 18
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Man belongs to the ____________ category of consumers.

A
herbivores

B
carnivores

C
omnivores

D
parasites

Solution

Omnivores are animals who eat both plants and animals; and man eats both plants and animals, so man is an omnivorous consumer.
Question 19
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The trophic levels represent the steps in a/an

A
community

B
food chain

C
ecosystem

D
biosphere

Solution

The trophic levels represent the steps in a food chain. A food chain starts at trophic level 1 with primary producers such as plants, can move to herbivores at level 2, carnivores at level 3 or higher, and typically finish with apex predators at level 4 or 5.
Question 20
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The plants are placed in which trophic level in a food chain or in an ecological pyramid?

A
First

B
Second

C
Third

D
Fourth

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Natural Resources & Their Conservation Test - 6

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Natural Resources & Their Conservation Test - 6

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SHARING IS CARING

Question 1

All organisms living in a given region.

Only the producers living in a given region.

The physical conditions of a given region.

All organisms and the physical conditions of a given region.

Solution

Question 2

Lithosphere

Biosphere

Atmosphere

Hydrosphere

Question 3

Niche

Ecosystem

Habitat

Trophic level

Question 4

Oxygen

Plants

Fish

Algae

Question 5

A geographical region with a characteristic climate and biota.

The climate of a region.

The biotic components of a region.

All of the abiotic and biotic factors of an ecosystem.

Question 6

Consumers, producers, decomposers, abiotic environment

Producers, abiotic environment, consumers, decomposers

Producers, abiotic environment, decomposers, consumers

Abiotic environment, producers, consumers, decomposers

Question 7

It includes only physical factors of surroundings.

Water and air are the physical factors of an environment.

Gas, light and temperature are its physical factors.

It is a natural habitat for some animals.

Question 8

Growing population

Green house effect

Migration

Urbanization

Question 9

ecosystem

biome

trophic level

biotic factor

Solution

Question 10

Deer

Bat

Sparrow

Turtle

Question 11

Lion

Dog

Lizard

Deer

Question 12

Deer is a carnivore.

Lion is an autotrophic animal.

Predators are usually lesser in number than their preys.

Each species is limited in its total biomass by its trophic level.

Question 13

Human, duck, fish, algae

Algae, fish, duck, human

Algae, duck, fish, human

fish, duck, algae, human

Question 14

Herbivores are secondary producers.

Herbivores are primary consumers.

Herbivores are primary producers and secondary consumers.

Herbivores are primary producers.