Introduction

Question 1

Anything that surrounds us (Wikipedia)

Answer 1

Environment

Question 2

Study of organisms, the environment and how the organisms interact with each other and their environment (BYJU’s)

Answer 2

Ecology

Question 3

A group of individuals of the same species living and interbreeding within a given area (Nature)

Answer 3

Population

Question 4

A place where an organism makes its home

Answer 4

Habitat

Question 5

Variety of life on Earth

Answer 5

Biodiversity

Question 6

A system consisting of biotic and abiotic components that function together as a unit (Biology Online)

Answer 6

Ecosystem

Question 7

A group of living organisms consisting of similar individuals having similar characteristics and capable of interbreeding.

Answer 7

Species

Question 8

All of the animal life present in a particular region or time

Answer 8

Fauna

Question 9

All of the plant life present in a particular region or time

Answer 9

Flora

Question 10

Microscopic, single celled organisms belonging to kingdom Monera that possess a prokaryotic type of cell structure

Answer 10

Bacteria

Question 11

Major components of the environment

Answer 11

Atmosphere, hydrosphere, biosphere, lithosphere

Question 12

Mixture of gases that surrounds the earth

Answer 12

Atmosphere

Question 13

Acts as a shield protecting the earth from cosmic rays and filters out the tissue damaging UV radiation of the sun

Answer 13

Atmosphere

Question 14

All of earth’s water including oceans, lakes, streams, underground water, snow, and ice

Answer 14

Hydrosphere

Question 15

All of the earth’s organisms

Answer 15

Biosphere

Question 16

The solid earth, principally composed of rock and regolith

Answer 16

Lithosphere

Question 17

Obtain food by collecting plants and hunting wild animals

Answer 17

Hunter-gatherers (10,000 B. C.)

Question 18

Effects on the environment were limited

Answer 18

Hunter-gatherers (10,000 B. C.)

Question 19

Humans first developed the process of breeding, growing, and harvesting plants as well as animal domestication

Answer 19

Agricultural revolution (6000-7000 B.C.)

Question 20

Shift in the source of energy to fossil fuels

Answer 20

Industrial Revolution (1800s)

Question 21

3 environmental issues

Answer 21

Air Quality, Land Quality, Water Quality

Question 22

Poor air quality can lead to

Answer 22

smog, respiratory and other illnesses, acid rain, global warming

Question 23

Destruction of the Earth’s surface caused by human activities and the misuse of natural resources

Answer 23

Land pollution

Question 24

Land and raw materials that exist naturally in the environment undisturbed by humans

Answer 24

Natural resources

Question 25

A natural resource that can be replaced by a natural process

Answer 25

Renewable resource

Question 26

A natural resource that cannot be produced or regrown or reused

Answer 26

Non-renewable resource

Question 27

The process of living within the limits of available physical, natural, and social resources in ways that allow the living
systems in which humans are embedded to thrive in perpetuity

Answer 27

Sustainability

Question 28

Development that meets the needs of the
present without compromising the ability
of future generations to meet their own needs

Answer 28

Sustainable development