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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.‟
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
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.
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.
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.
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.
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
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.
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 plants, animals, microorganisms and men constitute the biosphere.
such as economic, social and political elements are essentially manmade
features, which make cultural milieu.
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 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 study of the interaction of humans with the natural environment
It is the consumption of a resource faster than it can be replenished
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.
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 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.
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.
will break down naturally over time.
does not break down.
does not break down.
The number of species on the Earth is unknown, but estimated to be in the tens of millions.
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.
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.
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.
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.
It is the increase of individuals in a population.
Global population growth amounts to around 83
million annually, 1.1% per year.
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
The global population has grown from 1 billion in 1800 to 7.8 billion in 2020
conditions that surround living organisms
conditions that surround living organisms
Scope of Environment:
Scope of Environment:
Elements of Environment
Elements of Environment
Major Environmental Problems
Major Environmental Problems
Natural resources are
divided between
Natural resources are divided between
Another term of lithosphere
Another term of lithosphere
Biotoc Elements
Biotoc Elements
Abiotic Elements
Abiotic Elements
Nature 97% of the earths water supply is in the oceans.
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.
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
About 2% of the water resources is like in the polar icecaps and glaviers
