Free Water 03 Practice Test - 5th Grade 

Question 1

______ is the water present beneath Earth's surface which seeps into the soil or through the rocks.

A. Underwater
B. Groundwater    
C. Rockwater    
D. Saltwater

SOLUTION

Solution : B

Water that seeps through rocks and soil gets collected in underground reservoirs. This water is then pumped out or collected from wells for everyday use.

Question 2

Which method of rainwater harvesting is shown in the image?

A. Surface run off
B. Rooftop harvesting    
C. Slope harvesting    
D. Road run off

SOLUTION

Solution : A

In this method, rain is allowed to flow on the ground and then collected into small tank below the ground level. This is all the excess water that cannot be absorbed by the soil.

Question 3

Rain water on roads dry up during a sunny day. This is an example of ________.

A. condensation
B. evaporation
C. precipitation
D. freezing

SOLUTION

Solution : B

Evaporation is the process in which liquids turn into gas. The roads dry up after a rainy day as the water absorbs heat from sunlight and evaporates.

Question 4

Water cycle is also known as:

A. Upward Cycle
B. Rain Cycle    
C. Hydrological Cycle  
D. Flow Cycle

SOLUTION

Solution : C

"Hydro" was derived from the Greek word hudōr which means water.

Question 5

Arjun noticed that tiny droplets of water have formed outside a cold bottle of water. Which process is this?

A. Precipitation
B. Condensation    
C. Evaporation    
D. Infiltration

SOLUTION

Solution : B

The water vapour around us in air cools down when in contact with a cold object. Hence, droplets of water are seen on the surface of cold bottle.

Question 6

Which among these is a source of fresh liquid water?

A. Glacier
B. River    
C. Ocean    
D. Sea

SOLUTION

Solution : B

- Fresh water is found in the frozen state in glaciers and ice caps.
- Rivers contains freshwater in the liquid state. 
- Ocean and sea contains salt water.

Question 7

Which is the second largest ocean on the Earth?

A.

Indian Ocean

B.

Pacific Ocean

C.

Arctic Ocean

D.

Atlantic Ocean

SOLUTION

Solution : D

The Atlantic Ocean is the second largest ocean on the Earth. It covers almost 20% of the Earth's Surface. The largest ocean is Pacific Ocean.

Question 8

Which of the following are the sources of fresh water?

A. Rivers
B. Oceans
C. Glaciers
D. Groundwater

SOLUTION

Solution : A, C, and D

Type of water that is available for drinking or to be used in the kitchen or bathroom is fresh water. Sources of fresh water are: Rivers, glaciers and groundwater.

Ocean water is salty water which is not usable for any purpose.

Question 9

What kind of wastes make water bodies dirty?

A. Kitchen
B. Toilet
C. Rainwater
D. Industrial

SOLUTION

Solution : A, B, and D

Sources of usable water are treated as dumpyards. All kinds of wastes from our kitchens, toilets and from local industries all are directly dumped in lakes and rivers. These wastes make the water bodies dirty.

Question 10

Fresh water reaches our home by:

A. Taps
B. Tanks
C. Sumps
D. Buckets

SOLUTION

Solution : A, B, and C

Freshwater from canals is stored in large water tanks, which is then distributed to houses.

Once it reaches our house, it is stored in small underground tanks called sumps. This water then reaches our tap through a system of pipes.
 
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