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