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Revision Test 2020-21

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.
Solar energy is 
a)
Energy from the uneven heating of the earth.
b)
Energy from burning fossil fuels.
c)
Energy from the sun.
d)
Energy from turbines.
2.
Which energy uses water held behind a dam?
a)
Geothermal
b)
Hydroelectric
c)
Nuclear
d)
Solar
3.
Which renewable resource gets its direct energy from the sun? 
a)
Geothermal
b)
Solar
c)
Wind
d)
Hydrogen
4.
What is a renewable resource?
a)
A resource you can reuse
b)
An object you cannot replace
c)
Fossil fuels
d)
polluted resources
5.
Pollution is__________
a)
People have contaminated, or dirtied an area with waste
b)
People have cleaned, or fixed up an area
c)
People have gathered, or collected the trash in the area 
6.
Coal, gas, and petroleum are all examples of...
a)
Recycled fuels
b)
Fossil Fuels
c)
Renewable fuels
d)
Fancy Fuels
7.
Arabian Sea
a)
A
b)
C
c)
B
d)
D
8.

Which of the following is correct?

a)

Petroleum -- inside earth between 2 non porous rocks

b)

Sakhsi malik--wrestler from haryana

c)

kranmalleshwari--weightlifter

d)

all of these

9.

What is common in -- Mixer, washing machine and spoon

a)

all are simple machines

b)

all are machines and make our work easy

c)

all are electric machines

d)

all of these

10.

Which of the pair is correct?

a)

Vallam -Kerala & House boat -J and K

b)

Hot desert- Ladakh & cold desert- Rajasthan

c)

Petroleum - Renewable source of energy

d)

National emergency number of FIRE services is 102

11.

Tick the option having odd man out pair from the followings

a)

pashmina/ changpas/ changthang/ bhakerwal

b)

Narmada river/gujarat/MP/.Medha Patker

c)

Dam -Infrastructure/ Bhakra Dam/ River Narmada

d)

BR Ambedkar/Gandhi ji/ untouchability

12.

This picture shows---------------

a)

Cleaning home

b)

swach bharat abhiyan

c)

safety in Park

d)

child labour

13.

This picture from NDMA website shows_____________ natural calamity

a)

Cyclone & Earthquake

b)

drought & flood

c)

flood

d)

Earthquake

14.

identify the sport

a)

Adventure sport River rafting

b)

Hot air ballooning

c)

floods

d)

none

15.

Which is true statement after observing the pictures here?

a)

you enjoy tea after hot air ballooning

b)

cold air is lighter so both are done in hills only

c)

both are liked by all people as both have air

d)

Hot air makes balloon rise in sky and hot tea is made cool by blowing air form mouth

16.

The bar graph showing usage of Electricity in SITA's house .Arrange in increasing (ascending )order of usage .

a)

29/ 11/ 13/ 17/ 4

b)

4/ 11/ 13/ 17/ 29

c)

29 / 17 / 13 /11 /4

d)

none

17.

It is used for measuring _________________

a)

Earthquake

b)

Heart beat

c)

blood pressure

d)

Stethoscope

18.

Name the tool used to check patients by our helpers here in this picture

a)

Mask

b)

gloves

c)

Stethoscope

d)

both stethoscope and mask

19.

The NDTV news clip reads---Heavy Rain In Assam, State Faces Third Wave Of Floods This Year 2020. Which statement is correct .

a)

Assam has kaziranga National park

b)

Narmada river overflows so Kaziranga Park is in danger in Assam

c)

In Kaziranga National Park Rhino will be in danger due to flood

d)

all of these

20.

The Hindustan Times read--

Thousands of acres of standing crops and vegetables were submerged and farmers fear that more rain could damage the crops.

“The crop is under deep water and due to water-logging we are also finding it difficult to feed our cattle,” said Vikas Kumar, a farmer of Jaghuri village of Yamunanagar district.

However, the flow of water in the Yamuna river remained normal and was measured around 352 cusecs around 4 pm at the Hathini Kund Barrage on Monday.

Two minor brothers die in roof collapse

Two brothers were killed when the roof of their house in Yamunanagar’s Saran village collapsed due to heavy rain in the district that continued for the past 48 hours.

which statement is correct/

a)

Flood damages crops and cattles

b)

Flood is caused in Ambala in 2021

c)

Vegetables spoilt due to flood water

d)

Flood caused damage to human lives, castles, crops and vegetables .