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Q1) ans) An ecosystem is a community in a given area where living organisms interact with each other and their immediate surroundings including non livings .
Q2)ans) The major components of the environment are: 1) Natural environment
2) Human environment. 3) Human made environment.
Q4)ans) 1)Roads. 2)Park. 3) Electricity
Q5)ans) Two major components of biotic
environment are: 1) Plants. 2) Animals
Q6)what is biosphere
Ans) Biosphere is a narrow zone of the earth where land,water and air interact with each other to support life. It consists of plants and animals kingdom together

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1. Core ( e )
2. Minerals  ( d )
3.Rocks ( b )
4.Clay ( f )
5. Sial ( c )

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Q.3
1.(e)
2.(d)
3.(b)
4.(a)
5.(c)

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1. Igneous
2.Core
3.Minerals
4.Sedimentary rocks
5.crust

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3:-)minerals
4:-) (a)
5:-) crust

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2:-)Core

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Q1) ans) An ecosystem is a community in a given area where living organisms interact with each other and their immediate surroundings including non livings .

Q2)ans) The major components of the environment are: 1) Natural environment
2) Human environment. 3) Human made environment.
Q4)ans) 1)Roads. 2)Park. 3) Electricity

Q5)ans) Two major components of biotic environment are: 1) Plants. 2) Animals  1.igneos 2. Core

3. Mineral
4. B .

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Igneous

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(i) The rock which is made up of molten magma is
(ii) The innermost layer of the earth is
(a) Crust (b) Core (c) Mantle
(iii) Gold, petroleum and coal are examples of
(a) Rocks (b) Minerals (c) Fossils                                                 (iv) Rocks which contain fossils are
(a) Sedimentary rocks  (b) Metamorphic rocks  (c) Igneous rocks
(v) The thinnest layer of the earth is
(a) Crust (b) Mantle (c) Core

Match the following.
(i) Core (a) Earth’s surface
(ii) Minerals (b) Used for roads and buildings
(iii) Rocks (c) Made of silicon and alumina
(iv) Clay (d) Has definite chemical composition
(v) Sial (e) Innermost layer (f) Changes into slate (g) Process of transformation of the rock

Match the following.
(i) Glacier (a) Sea shore
(ii) Meanders (b) Mushroom rock
(iii) Beach (c) River of ice
(iv) Sand dunes (d) Rivers
(v) Waterfall (e) Vibrations of earth
(vi) Earthquake (f) Sea cliff
(g) Hard bed rock
(h) Deserts

Tick the correct answer. (i) Which is not an erosional feature of sea waves?
(a) Cliff (b) Beach (c) Sea cave (ii) The depositional feature of a glacier is:
(a) Flood plain (b) Beach (c) Moraine (iii) Which is caused by the sudden movements of the earth?
(a) Volcano (b) Folding (c) Flood plain (iv) Mushroom rocks are found in:
(a) Deserts (b) River valleys (c) Glaciers (v) Ox bow lakes are found in:
(a) Glaciers (b) River valleys (c) Deserts

Answer

# data[].attributes.body
Q1) ans) An ecosystem is a community in a given area where living organisms interact with each other and their immediate surroundings including non livings .
Q2)ans) The major components of the environment are: 1) Natural environment
2) Human environment. 3) Human made environment.
Q4)ans) 1)Roads. 2)Park. 3) Electricity
Q5)ans) Two major components of biotic
environment are: 1) Plants. 2) Animals
Q6)what is biosphere
Ans) Biosphere is a narrow zone of the earth where land,water and air interact with each other to support life. It consists of plants and animals kingdom together

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The major components of botic
environment is plants and animals

The examples of human made environment are bridge, road , house ,Dams

Biosphere is a area where living and non living beings are present

Metamorphic rock
Core
Ores
Sedimentary rocks
Mantle

EARTH'S SURFACE--CORE
Used for roads and buildings--rock
Made of silicon and alumina --- sial

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UMAIR

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(i) Which is not a natural ecosystem?
(a) Desert (b) Aquarium (c) Forest
(ii) Which is not a component of human environment?
(a) Land (b) Religion (c) Community
(iii) Which is a human made environment?
(a)Mountain (b) Sea (c) Road
(iv) Which is a threat to environment?
(a) Growing plant
(b) Growing population
(c) Growing crops

Answer
1]Aquarium
2]Community
3]Road
4]Growing Population

1](i) What is an ecosystem?
Ecosystem is a community of living organisms in conjunction with the nonliving components of their environment
2]Which are the major components of the environment?
Two major components of biotic environment are Plants and Animals.
3]Give four examples of human made environment.
Bridge, roads, buildings, and monuments are four examples of human made environment.
4]What is biosphere?
Biosphere is a narrow zone of the earth where land, water and air interact with each other to support life. It consists of plant and animal kingdom together.

New Q2]]-
1](i) The rock which is made up of molten magma is
Igneous Rocks
2](ii) The innermost layer of the earth is
The Core
3](iii) Gold, petroleum and coal are examples of
Minerals
4](v) The thinnest layer of the earth is
The Crust
5]  (iv) Rocks which contain fossils are
Sedimentary Rocks

Q3]
MATCH THE FOLLOWING
1]CORE - INNERMOST LAYER
2]MINERALS - HAS DEFINITE CHEMICAL COMPOSITION
3]ROCKS - USED FOR ROADS AND BUILDINGS
4]CLAY - CHANGES INTO SALT
5]SIAL - MADE OF SILICON AND ALUMINA

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Ans:-) (b)
Ans:-) (b)
Ans:-) (c)
Ans:-) (b)

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(i) Which is not a natural ecosystem?
(a) Desert (b) Aquarium (c) Forest
(ii) Which is not a component of human environment?
(a) Land (b) Religion (c) Community
(iii) Which is a human made environment?
(a)Mountain (b) Sea (c) Road
(iv) Which is a threat to environment?
(a) Growing plant
(b) Growing population
(c) Growing crops

Answer the following questions.
(i) What is an ecosystem?
(ii) Which are the major components of the environment?
(iv) Give four examples of human made environment.
(v) Which are the two major components of biotic environment?
(vii) What is biosphere?

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Q no 1
1-e
2-a
3-b
4-f
Q no 2
1-b
2-a
3-c
4-b
Q no 3
1-The ecosystem is the interaction between the biotic and abiotic components of the environment.
2-The main components of the environment are natural ,human and human made environment
4- bridge,house, road building etc are examples of human made environment.
5- Plants and animals are two main components of the biotic environment.
6- biosphere is the narrow zone where air,water and land interaction with each other to support life.
Q no 4
1 Igneous
2 Core
3 minerals
4 Metamorphic
5 Crust
Q no 5
1-e
2-d
3-b
4-f
5-c

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Biosphere narrow zone of the earth where land , water and air interact with each other.

Atmosphere

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1) Biosphere is the narrow zone where where air water and land interact each other
2) Aquarium
3) Land is not a component of human environment
4) Road is not a human made environment
5) Growing population is threat to environment
6) ecosystem is a interaction between all living organisms of a particular regoin with their climatic conditions
7) The four major components of environment are human environment, natural environment, human made environment
_________________________________________
Inside our earth
1) igneous rock
2)Core
3) sedimentary rocks
4)crust

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Biosphere - a narrow zone where land water air interact
Atmosphere - blanket of air
Hydrosphere - domain of water
Which is not  natural eco system - aquarium
Which is not component of human environment- land
Which is human made environment - road
Which is treat to environment - growing population
What is ecosystem - a system formed by interaction of material and human environment with all the energy and material all linked by  tanager energy and material
What are major component of environment- natrual and human environment
Four example of human made environment- road , bridge , monument , building
Two major component of biotic environment- plants ,animals
What is biosphere
Is narrow zone where land water and air interact with each other to support life
Igneous rock
Core
Mineral
Sedimentary rock
Crust