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1

100

The inner core of the interior of the earth is also called Nife which mean …………… 

A ) Iron + magnesium 

B ) Iron + aluminium 

C ) Iron + Nickel

C ) Iron + Nickel

200

We experience sunrise, sunset, noon, midnight due to …………… of the earth. 

A ) Tilt 

B ) Axis 

C ) Rotation

C ) Rotation

300

The second layer of the earth’s interior i.e. mantle is also known as ……………

A) Asthenosphere 

B ) Magnetosphere 

C ) Lithosphere  

A) Asthenosphere 

400

The local time of a place can be calculated with reference to the time at the …………… . 

A ) Same longitude 

B ) Prime meridian 

C ) Date line

B ) Prime meridian 

2

100

Identify the correct answer ‘World Earth Day’ is celebrated to ………….. 

A ) Bring awareness about environmental protection 

B ) Bring awareness to protect the trees 

C ) Bring awareness to protect the atmosphere

A ) Bring awareness about environmental protection 

200

…………… longitudes take one hour to face the sun. 

A ) 15° 

B ) 20° 

C ) 25°

A ) 15° 

300

Magnetosphere is caused due to ……………. 

A ) Solar winds 

B ) Earth’s rotation 

C ) Magnet field

B ) Earth’s rotation 

400

Greenwich meridian is located in …………… . 

A ) London 

B ) England 

C ) U.K

D ) Paris 

B ) England 

3

100

The earth’s atmosphere is protected from …………… coming from the Sun.

A ) Solar winds 

B ) Trade winds 

C ) Spiral winds  

A ) Solar winds 

200

Each degree of longitude, the local time differs by …………… minutes. 

A ) 24 

B ) 4 

C ) 15

B ) 4 

300

The inner came of the interior of the earth is in …………… state. 

A ) Liquid 

B ) Solid 

C ) Semi-liquid

B ) Solid 

400

The longitude in the east has time behind of Greenwich. 

A ) True 

B ) False

B ) False

4

100

Magnetic field is generated by ………….. 

A ) Rotation of the earth 

B ) Revolution of the earth 

C ) Interior of the earth

A ) Rotation of the earth 

200

The Indian standard time is …………… ahead of GMT. 

A ) 5 hrs 30 min 

B ) 4 hrs 30 min 

C ) 5 hrs

A ) 5 hrs 30 min 

300

The crust is the …………… of all the layers when compared to the mantle and the care. 

A ) Thinnest 

B ) Thickest

C ) Strongest  

A ) Thinnest 

400

If the standard time in Gujarat is 10 am then the time in Mumbai would be …………… . 

A ) 8 am 

B ) 7 am 

C ) 10 am

C ) 10 am