Water and It's Importance

Q.

Why is $\mathrm{NaCl}$ soluble in water?

Q.

What is the role of water in the human body

Q.

Planets do not have their own _____ and ______

Q. Around ___________ percent of the human body is made up of water.

1. 50
2. 60
3. 70
4. 80

Q.

The amount of world's freshwater in polar ice caps and glaciers is ___.

1. 15%

2. 40%

3. 90%

4. 70%

Q.

What is the name of the waterbody found along India's western shore?

1. Arabian Sea

2. Atlantic Ocean

3. Indian Ocean

4. Pacific Ocean

Q. Find the odd word based on the water flow:
lake, pool, pond, river

1. Pool
2. Pond
3. River
4. Lake

Q.

Dry ice is used in the refrigeration of food items to keep them cold. Give reason.

Q. Water can be used to produce electricity.

1. True
2. False

Q. What kind of water is used for domestic purposes?

1. Sea water
2. Waste water
3. Ocean water
4. Ground water

Q.

___ plays a major role in the water cycle.

1. The sun

2. Venus

3. Mars

4. Uranus

Q.

Wells are fed by:

1. Pond water

2. Lake water

3. Rain water

4. Groundwater

Q.

3. What is the basic idea behind rainwater harvesting?

Q.

Which is the Northernmost ocean on Earth?

1. Indian Ocean

2. Southern Ocean

3. Arctic Ocean

4. Pacific Ocean

Q.

One way to take out underground water is by using:

1. borewells

2. rainwater harvester

3. rainwater harvester

4. rainwater harvester

Q. Swirling alum in water helps the soil particles in muddy water to settle down.

1. True
2. False

Q. _____ is the big clay jar used to store drinking water.

1. Panpoi
2. Dam
3. Bund
4. Houd

Q.

30% of the world's freshwater is found ___.

1. underground

2. in glaciers

3. in rivers

4. on mountains

Q. Which of the following activities uses water?

Note: This question has more than one answer.

1. Drinking
2. Cycling
3. Cooking
4. Washing

Q. Which animal is used to ride Tanga?

1. Cow
2. Horse
3. Buffalo
4. Donkey

Q.

Polar ice caps are found in ___.

1. North and South poles

2. North Pole

3. South Pole

4. Equator

Q. Cultivation of crops is favourable along river banks due to availability of ___________.

1. sunlight
2. water
3. soil
4. clouds

Q.

Which of the following is a water body of dense ice and snow that can move slowly?

1. Glacier

2. Waterfall

3. Lake

4. River

Q. Identify the name of the tag given in the image.

1. Clothing label
2. Care label
3. Size label
4. Wash label

Q. In India, majority of water is used for _________.

1. agriculture
2. bathing
3. cooking
4. drinking

Q. ______ of all plant life on earth is underwater.

1. 55%
2. 85%
3. 15%
4. 25%

Q.

The reason we float on the surface of the Dead Sea is that:

1. The dissolved salt makes the body lighter

2. The salt water is denser than the human body

3. The dissolved salt makes the body lighter

4. The dissolved salt makes the body lighter

Q. Which of the following is not related to Mohenjo-Daro?

1. Harvest goddess
2. Great Bath
3. Doors in the ceiling
4. Good drainage system

Q. The building in which Rahul stays suddenly catches fire. Which phone number should he call for help?

1. 100
2. 101
3. 102
4. 103

Q. The houses of Catal Huyuk had common walls.

1. True
2. False