Test: Environment - 1 | 10 Questions MCQ Test

QUESTION: 1

Which of the following is false regarding Environment?

A.
It provides the land where we live.
B.
It provides the air we breathe.
C.
Environment is not our basic life support system.
D.
It provides the water we drink, the food we eat.

Solution:

Natural environment comprises of land, water, air, plants and animals. Thus, natural environment refers to both biotic and abiotic conditions existing on the earth.

QUESTION: 2

Which of the following is not influenced by human activities?

A.
Destruction of mangroves and wetlands
B.
Depletion of ground water
C.
Increased extinction rate of species
D.
None of the above

Solution:

With the reckless use of the natural resources by human beings and the overgrowing pressure on limited resources left the following consequences occur like Destruction of mangroves and wetlands, Depletion of ground water and Increased extinction rate of species.

QUESTION: 3

Life bearing layer on the earth is

A.
Lithosphere
B.
Hydroshphere
C.
Atmoshpere
D.
Biosphere

Solution:

Biosphere is the Life bearing layer on the earth.

QUESTION: 4

Trade in which goods are trade without money

A.
Import trade
B.
Export trade
C.
Barter trade
D.
Commercial trade

Solution:

Barter trading is a system of exchange where participants in a transaction directly exchange goods or services for other goods or services without using a medium of exchange, such as money.

QUESTION: 5

Which of the following is biotic?

A.
Plants
B.
Land
C.
Water
D.
Soil

Solution:

Biotic factors are the living parts of an environment, such as plants, animals and micro-organisms. Together, they are the biological factors that determine a species' success. Each of these factors impacts others, and a mix of both is necessary for an ecosystem to survive.

QUESTION: 6

_____ is the solid crust or the hard top layer of the earth

A.
Atmosphere
B.
Land
C.
Lithosphere
D.
Biosphere

Solution:

Lithosphere

It is the solid crust or the hard top layer of the earth.
It is made up of rocks and minerals and covered by a thin layer of soil.

QUESTION: 7

______ must learn to live and use their environment in a harmonious way

A.
Animals
B.
Plants
C.
Humans
D.
Birds

Solution:

Humans are the ones who are using the resources in an irregulated manner which is leading to their fast exhaustion.
So, the humans must learn how to use the environmental resources in a judicious and harmonious way.

QUESTION: 8

Lithosphere is made up of

A.
Soil and minerals
B.
Rocks and minerals and Soil
C.
Minerals, soil and water
D.
Water and rocks

Solution:

The lithosphere is the upper part of the earth. It includes the crust and the solid portion of the mantle. Lithosphere interacts with atmosphere, hydrosphere, and biosphere and produces the pedosphere (the soil with its biotic and abiotic components). The lithosphere contains rocks, minerals, and soils.

QUESTION: 9

On _____ every year World Environment Day is celebrated.