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