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# Test: Water - 1 - UPSC

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## 20 Questions MCQ Test - Test: Water - 1

Test: Water - 1 for UPSC 2023 is part of UPSC preparation. The Test: Water - 1 questions and answers have been prepared according to the UPSC exam syllabus.The Test: Water - 1 MCQs are made for UPSC 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Water - 1 below.
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Test: Water - 1 - Question 1

### Solids : Kilogram :: Liquids : ______

Detailed Solution for Test: Water - 1 - Question 1

As solids are measured in kilograms, in the same way liquids are measured in litres. For example, 1 litre of water or 3 litres of milk.

Test: Water - 1 - Question 2

### The phenomenon of remaining on the surface of a liquid without sinking is called

Detailed Solution for Test: Water - 1 - Question 2

The phenomenon of remaining on the surface of a liquid without sinking is called floatation.

Test: Water - 1 - Question 3

### Rock : ______ :: Boat : Float

Detailed Solution for Test: Water - 1 - Question 3

As boat floats, in the same way a rock sinks.

Test: Water - 1 - Question 4

Pick the odd one out.

Detailed Solution for Test: Water - 1 - Question 4

Ducks, crocodiles and seals are all amphibious and can live on both land and water whereas fishes are odd one out who live only in aquatic environment.

Test: Water - 1 - Question 5

Stagnant water is more prevalent in the _______.

Detailed Solution for Test: Water - 1 - Question 5

Stagnant water is more prevalent in the rainy season as the water from the rains gets collected in the pits and potholes and does not get drained thus remaining at one place and becoming a breeding ground for insects.

Test: Water - 1 - Question 6

Pick the odd one out.

Detailed Solution for Test: Water - 1 - Question 6

Springs is the odd one out as it is a groundwater source of water whereas rivers, lakes and reservoirs are all surface-water sources of water.

Test: Water - 1 - Question 7

Aquatic plants are also known as _______.

Detailed Solution for Test: Water - 1 - Question 7

Aquatic plants are also known as hydrophytes. 'Hydro' means water and 'phytes' means plants.

Test: Water - 1 - Question 8

Mosquitoes and other insects breed profusely in ______ water.

Detailed Solution for Test: Water - 1 - Question 8

Mosquitoes and other insects breed profusely in stagnant water that is not flowing. Mosquitoes lay their larvae in them which grow to form the infected malaria causing mosquitoes.

Test: Water - 1 - Question 9

In earlier times, ______ was not as easily available as it is available today.

Detailed Solution for Test: Water - 1 - Question 9

A is the correct option.In earlier times, water was not as easily available as it is available today.

Test: Water - 1 - Question 10

Earthenware pots keep the water ______.

Detailed Solution for Test: Water - 1 - Question 10

The water kept in an earthen pot remain cool even in summer because earthen pot has many small holes. Water seeps out through them and evaporates from the surface of the pot. The energy needed for evaporation is taken from the water kept in the earthen pot. As a result, water kept in earthen pot become cool.

Test: Water - 1 - Question 11

_______ extracted from springs or by using wells.

Test: Water - 1 - Question 12

______withdrawn from rivers, lakes or reservoirs.

Detailed Solution for Test: Water - 1 - Question 12

The correct option is Option B.
Surface water includes the lakes, reservoirs (human-made lakes), ponds, streams (of all sizes, from large rivers to small creeks), canals (human-made lakes and streams), and freshwater wetlands. The definition of freshwater is water containing less than 1,000 milligrams per liter of dissolved solids, most often salt.

Test: Water - 1 - Question 13

Which of the following machines convert the energy of free-flowing water into useful forms of power?

Detailed Solution for Test: Water - 1 - Question 13

A waterwheel is a machine that converts the energy of free-flowing water into useful forms of power.

Test: Water - 1 - Question 14

Which of the following is called 'Universal Solvent'?

Detailed Solution for Test: Water - 1 - Question 14

Water is called a universal solvent.

Test: Water - 1 - Question 15

Which of the following show expansion on heating and contraction on cooling?

Test: Water - 1 - Question 16

Choose odd one out.

Detailed Solution for Test: Water - 1 - Question 16

Petrol, wax and kerosene are not soluble in water. Juices are soluble in water.

Test: Water - 1 - Question 17

Which of the following is not a symptom of malaria?

Detailed Solution for Test: Water - 1 - Question 17

Malaria is a mosquito-borne infectious disease affecting humans and other animals caused by Plasmodium species. Symptoms include headache, fever, shivering, joint pain (arthritis), vomiting, hemolytic anaemia, jaundice, haemoglobin in the urine, retinal damage, and convulsions. The disease is most commonly transmitted by an infected female Anopheles mosquito.

Test: Water - 1 - Question 18

What do we call the animals that are capable of living both on land and in the water?

Detailed Solution for Test: Water - 1 - Question 18

Animals that are capable of living on both land as well as water are called amphibians.

Test: Water - 1 - Question 19

Which of the following keep the water cool so that thirsty travelers can have cold water?

Detailed Solution for Test: Water - 1 - Question 19

Earthenware pots keep the water cool so that thirsty travelers can have cold water.

Test: Water - 1 - Question 20

Which of the following aquatic plants are used by humans as a food source?

Detailed Solution for Test: Water - 1 - Question 20

Water spinach, Indian lotus, water caltrop are all aquatic plants which are used by humans as a food source.

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