Subject :NSO Class : Class 3
Subject :NSO Class : Class 3
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Subject :NSO Class : Class 3
Which one of the following statements about the two fruits below is correct?
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 5
Ans 1: (Master Answer)
Class : Class 1
Answer: D
Asthma (P) is a chronic disease characterised by inflammation in airways making it difficult to breathe. It is a noncommunicable disease which can be triggered by air borne allergens, respiratory infections, etc. Scurvy (Q) or bleeding gums is caused by deficiency of Vitamin C. Dengue (R) is a viral disease that is communicable as it spreads from an infected person to healthy person through bite of mosquito. Cholera (s) is also a communicable disease that spreads through contaminated food and water.
Ans 2:
Class : Class 10
Answer: D Asthma (P) is a chronic disease characterised by inflammation in airways making it difficult to breathe. It is a noncommunicable disease which can be triggered by air borne allergens, respiratory infections, etc. Scurvy (Q) or bleeding gums is caused by deficiency of Vitamin C. Dengue (R) is a viral disease that is communicable as it spreads from an infected person to healthy person through bite of mosquito. Cholera (s) is also a communicable disease that spreads through contaminated food and water.
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Subject :NSO Class : Class 5
Ans 1: (Master Answer)
Class : Class 1
Answer: B
A beetle has four stages in its life cycle-egg, larva, pupa and adult. The young one that hatches from egg is completely different from adult. It experiences complete metamorphosis and undergoes moulting several times to become an adult.
Ans 2:
Class : Class 10
Answer: B. A beetle has four stages in its life cycle - egg, larva, pupa and adult. The young one that hatches from egg is completely different from adult. It experiences complete metamorphosis and undergoes moulting several times to become an adult.
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Subject :NSO Class : Class 5
Ans 1: (Master Answer)
Class : Class 1
Answer: B
In the given setup, the plastic ball that is held at the greatest height from ground will possess maximum potential energy and vice versa. Hence ball Q will have highest potential energy and ball S will have the lowest potential energy.
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Subject :NSO Class : Class 5
Ans 1: (Master Answer)
Class : Class 1
Iron is present in huge amount in earth crust where it occurs in the combined state with other elements. Chief ores of iron are magnetite, hematite etc. Iron is extracted from these ores through a complicated process. Petroleum is fossil fuel that formed when large quantities of dead organisms were buried underneath sedimentary rocks and subjected to both intense heat and pressure. It is yellow to black liquid found in geological formations beneath the earth's surface.
Ans 3: (Master Answer)
Class : Class 1
Answer : B
Iron is present in huge amount in earth crust where it occurs in the combined state with other elements. Chief ores of iron are magnetite, hematite etc. Iron is extracted from these ores through a complicated process. Petroleum is fossil fuel that formed when large quantities of dead organisms were buried underneath sedimentary rocks and subjected to both intense heat and pressure. It is yellow to black liquid found in geological formations beneath the earth's surface.
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Subject :NSO Class : Class 5
Ans 1: (Master Answer)
Class : Class 1
The given graph shows that amount of CO2 increases from time Q to R. The increase in CO2 amount during interval Q – R is indicative of activities like deforestation, burning of fossil fuel, increase in vehicular transport etc.
Ans 2:
Class : Class 5
The given graph shows that amount of CO2 increases from time Q to R The increases in CO2 amount during interval Q R is indicative of activities like deforastation burning of fossil fuels increases in vehicular transport etc.
