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