MST (FINAL)

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is used to describe, in the aggregate, all the external forces, influences and conditions, which affect the life, nature, behaviour and the growth, development and maturity of living organisms.‟

ENVIRONMENT (DOUGLAS AND HOLLAND)

implies the protective blanket of gases, surrounding the earth

ATMOSPHERE

comprises all types of water resources oceans, seas, lakes, rivers, streams, reserviour, polar icecaps, glaciers, and ground water.

HYDROSPHERE

is the outer mantle of the solid earth.

LITHOSPHERE Signup and view all the answers

It consists of minerals occurring in the earth‟s crusts and the soil e.g. minerals, organic matter, air and water.

LITHOSPHERE Signup and view all the answers

indicates the realm of living organisms and their interactions with environment, viz atmosphere, hydrosphere and lithosphere.

BIOSPHERE Signup and view all the answers

are as space, landforms, water bodies, climate soils, rocks and minerals

PHYSICAL ELEMENTS Signup and view all the answers

They determine the variable character of the human habitat, its opportunities as well as limitations.

PHYSICAL ELEMENTS Signup and view all the answers

such as plants, animals, microorganisms and men constitute the biosphere.

BIOLOGICAL ELEMENTS Signup and view all the answers

such as economic, social and political elements are essentially manmade features, which make cultural milieu.

CULTURAL ELEMENTS Signup and view all the answers

It is the study of the air, water, and land surrounding an organism or a community, which ranges from a small area to Earth;s entire biosphere

ENVIRONMENTAL SCIENCE Signup and view all the answers

It is the study of the interaction of humans with the natural environment

ENVIRONMENTAL SCIENCE Signup and view all the answers

It is the consumption of a resource faster than it can be replenished

RESOURCE DEPLETION Signup and view all the answers

can be replenished within a human lifetime and can be renewed along with their exploitation, are always available for use.

RENEWABLE RESOURCES Signup and view all the answers

is replenished extremely slowly, if at all. These can be used up.

NONRENEWABLE RESOURCES Signup and view all the answers

is a degradation or an undesired change in air, water, or soil that affects the health of living things.

POLLUTION Signup and view all the answers

will break down naturally over time.

BIODEGRADABLE POLLUTION Signup and view all the answers

does not break down.

NONBIODEGRADABLE POLLUTION Signup and view all the answers

The number of species on the Earth is unknown, but estimated to be in the tens of millions.

LOSS OF BIODIVERSITY Signup and view all the answers

is the number of different species present in one specific ecosystem.

BIODIVERSITY Signup and view all the answers

the complete loss of a species, is a natural event that can be accelerated by human actions.

EXTINCTION Signup and view all the answers

is the process of felling trees indiscriminately resulting in nude or seminude surface of the hill hitherto covered by thick forests.

DEFORESTATION Signup and view all the answers

It is the increase of individuals in a population.

POPULATION GROWTH Signup and view all the answers

Global population growth amounts to around 83 million annually, 1.1% per year.

TRUE Signup and view all the answers

The global population has grown from 1 billion in 1800 to 7.8 billion in 2020

TRUE Signup and view all the answers

conditions that surround living organisms

 Climate  Air and water quality  Soil and landforms  Presence of other living organisms Signup and view all the answers

Scope of Environment:

<ol> <li>ATMOSPHERE</li> <li>HYDROSPHERE</li> <li>LITHOSPHERE</li> <li>BIOSPHERE</li> </ol> Signup and view all the answers

Elements of Environment

<ol> <li>PHYSICAL ELEMENTS</li> <li>BIOLOGICAL ELEMENTS</li> <li>CULTURAL ELEMENTS</li> </ol> Signup and view all the answers

Major Environmental Problems

<ol> <li>RESOURCE DEPLETION</li> <li>POLLUTION</li> <li>LOSS OF BIODIVERSITY 4 DEFORESTATION</li> <li>POPULATION GROWTH</li> </ol> Signup and view all the answers

Natural resources are divided between

<ol> <li>RENEWABLE RESOURCES</li> <li>NONRENEWABLE RESOURCES</li> </ol> Signup and view all the answers

Another term of lithosphere

GEOSPHERE Signup and view all the answers

Biotoc Elements

LIVING THINGS Signup and view all the answers

Abiotic Elements

NON-LIVING THINGS Signup and view all the answers

Nature 97% of the earths water supply is in the oceans.

True Signup and view all the answers

Only about 1% is available as fresh surface water rivers, lake streams, and water fit to be used for human consumption and other uses.

True Signup and view all the answers

About 2% of the water resources is like in the polar icecaps and glaviers

True Signup and view all the answers

MST (FINAL)

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Questions and Answers

is used to describe, in the aggregate, all the external forces, influences and conditions, which affect the life, nature, behaviour and the growth, development and maturity of living organisms.‟

implies the protective blanket of gases, surrounding the earth

comprises all types of water resources oceans, seas, lakes, rivers, streams, reserviour, polar icecaps, glaciers, and ground water.

is the outer mantle of the solid earth.

It consists of minerals occurring in the earth‟s crusts and the soil e.g. minerals, organic matter, air and water.

indicates the realm of living organisms and their interactions with environment, viz atmosphere, hydrosphere and lithosphere.

are as space, landforms, water bodies, climate soils, rocks and minerals

They determine the variable character of the human habitat, its opportunities as well as limitations.

such as plants, animals, microorganisms and men constitute the biosphere.

such as economic, social and political elements are essentially manmade features, which make cultural milieu.

It is the study of the air, water, and land surrounding an organism or a community, which ranges from a small area to Earth;s entire biosphere

It is the study of the interaction of humans with the natural environment

It is the consumption of a resource faster than it can be replenished

can be replenished within a human lifetime and can be renewed along with their exploitation, are always available for use.

is replenished extremely slowly, if at all. These can be used up.

is a degradation or an undesired change in air, water, or soil that affects the health of living things.

will break down naturally over time.

does not break down.

The number of species on the Earth is unknown, but estimated to be in the tens of millions.

is the number of different species present in one specific ecosystem.

the complete loss of a species, is a natural event that can be accelerated by human actions.

is the process of felling trees indiscriminately resulting in nude or seminude surface of the hill hitherto covered by thick forests.

It is the increase of individuals in a population.

Global population growth amounts to around 83 million annually, 1.1% per year.

The global population has grown from 1 billion in 1800 to 7.8 billion in 2020

conditions that surround living organisms

Scope of Environment:

Elements of Environment

Major Environmental Problems

Natural resources are divided between

Another term of lithosphere

Biotoc Elements

Abiotic Elements

Nature 97% of the earths water supply is in the oceans.

Only about 1% is available as fresh surface water rivers, lake streams, and water fit to be used for human consumption and other uses.

About 2% of the water resources is like in the polar icecaps and glaviers

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