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