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