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0% Class-5 - Science-Natural Resources and Calamities-1 1 / 20 Coal, when burnt, produces: Thermal energy Chemical potential energy Kinetic energy Electric energy 2 / 20 A flash flood is a flood that: Occurs suddenly and unexpectedly and for a short duration Is caused by the blocking of drains Is caused by heavy rain rather than from the flooding of a river Occurs in urban areas 3 / 20 Why is organic matter (humus) an important part of soil? It is rich in nutrients, which is important for fertility It can break down organic pollutants It converts nitrogen in the air into nitrates used by plants It helps to improve water infiltration 4 / 20 The death of the last individual of a species is called Clad Species diversity Extinction Neither A nor B 5 / 20 _____ is the major raw material for biogas. Grass Mud Plant leaves Cow dung 6 / 20 What is soil erosion? A process often referred to as the greenhouse effect It is the process by which soil is formed A natural method of filtering harmful pollutants A harmful process that involves the removal and transport of soil by wind and water 7 / 20 _____ helps the environment by slowing down the rate at which we have to burn garbage or put it in landfills. None of the above Recycling Reusing Reducing 8 / 20 Where is the largest solar plant of India located? Gujarat Maharashtra Odisha Rajasthan 9 / 20 The water holding capacity is highest in: Sandy soil Clayey soil None of the above Loamy soil 10 / 20 A place where an earthquake originates is called the Focus Tsunami Epicenter Fault Line 11 / 20 Terrace farming helps in: Reducing soil erosion by deforestation Reducing soil erosion by using non-arable land Reducing soil erosion by water Reducing soil erosion by overgrazing 12 / 20 Which of the following factors is/are responsible for the depletion of the world's natural resources? i. Increasing numbers of vehicles in use ii. An increase in the human population iii. The greater use of biodegradable products iii only i and iii both ii and iii both i only 13 / 20 Which energy source below best fits the information in the chart? Type of energy: Advantages Disadvantages Simple to transport Air and water pollution Supply available for 250 more years Habitat destruction Tidal Wind Coal Hydro 14 / 20 A dark-coloured substance formed from dead remains of plants and animals is called _____ Humus Clay Loam Gravel 15 / 20 Name the mineral which is used to reduce cavity. Silicon Fluorite Aluminium oxide Limestone 16 / 20 Which out of the following is derived from the ocean waters? Cobalt Bromine Sandstone Limestone 17 / 20 Which of the following statements is false? Weather forecasts are more accurate in Melbourne than in Darwin Weather forecasts for a small region are more accurate than those for a large region All of the above Forecasts of temperature are more accurate than forecasts of rainfall 18 / 20 Which one of the following is not a fossil fuel? Petrol Uranium Natural gas Coal 19 / 20 Which of the following layers of soil supports plant growth? None of the above Topsoil Bedrock Subsoil 20 / 20 Which of the following is an environmental consequence of floods? Dispersal of weed species All of the above Erosion of soil Release of pollutants into waterways Your score is 0% Restart quiz
Class-5 - Science-Natural Resources and Calamities-1
1 / 20
Coal, when burnt, produces:
2 / 20
A flash flood is a flood that:
3 / 20
Why is organic matter (humus) an important part of soil?
4 / 20
The death of the last individual of a species is called
5 / 20
_____ is the major raw material for biogas.
6 / 20
What is soil erosion?
7 / 20
_____ helps the environment by slowing down the rate at which we have to burn garbage or put it in landfills.
8 / 20
Where is the largest solar plant of India located?
9 / 20
The water holding capacity is highest in:
10 / 20
A place where an earthquake originates is called the
11 / 20
Terrace farming helps in:
12 / 20
Which of the following factors is/are responsible for the depletion of the world's natural resources? i. Increasing numbers of vehicles in use ii. An increase in the human population iii. The greater use of biodegradable products
13 / 20
Which energy source below best fits the information in the chart? Type of energy: Advantages Disadvantages Simple to transport Air and water pollution Supply available for 250 more years Habitat destruction
14 / 20
A dark-coloured substance formed from dead remains of plants and animals is called _____
15 / 20
Name the mineral which is used to reduce cavity.
16 / 20
Which out of the following is derived from the ocean waters?
17 / 20
Which of the following statements is false?
18 / 20
Which one of the following is not a fossil fuel?
19 / 20
Which of the following layers of soil supports plant growth?
20 / 20
Which of the following is an environmental consequence of floods?
Your score is
Restart quiz
