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