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What are the factors that can affect the tidal volume and total lung capacity?

asked Oct 16, 2017 in English by sonia (36.5k points)

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Does loudness of sound depends upon the physical condition of the rare of the listener?

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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What are the effects of tar on lungs?

asked Oct 16, 2017 in English by shamroz (41.5k points)

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If the pitch of sound is increased, what are the changes in the following

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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After vigorous exercise, your muscles, get fatigued, how it happens?

asked Oct 16, 2017 in English by sonia (36.5k points)

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Define the following terms: (i) Crest (II)Trough (iii) Compression (iv) Rare faction.

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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Define excretion

asked Oct 16, 2017 in English by shamroz (41.5k points)

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How does living at high altitudes influence tidal volume?

asked Oct 16, 2017 in English by sonia (36.5k points)

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How do the plants excrete extra carbon dioxide and oxygen from their body?

asked Oct 16, 2017 in English by shamroz (41.5k points)

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At which positions, the P.E. of a simple pendulum has minimum and maximum values?

asked Oct 16, 2017 in Physics by shamroz (41.5k points)

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1 answer 963 views

How the active mass is represented?

asked Sep 26, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 90 views

In the lungs, the oxygen passes from the alveoli to the blood. What features make this process rapid?

asked Oct 16, 2017 in English by sonia (36.5k points)

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Write three measures taken by the government to discourage.

asked Oct 16, 2017 in English by shamroz (41.5k points)

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The amount of carbon dioxide is higher in exhaled air as compared to atmospheric air. Why?

asked Oct 16, 2017 in English by shamroz (41.5k points)

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What do you mean by homeostatsis? Why is it necessary?

asked Oct 16, 2017 in English by shamroz (41.5k points)

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What is the stimulus of breathing?

asked Oct 16, 2017 in English by sonia (36.5k points)

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1 answer 72 views

What do you mean by metabolic waste?

asked Oct 16, 2017 in English by shamroz (41.5k points)

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Compare non-smokers’ lungs with those of smokers and note your observations.

asked Oct 16, 2017 in English by shamroz (41.5k points)

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Why the 75% of the atmospheric mass lies within the troposphere?

asked Sep 23, 2017 in Chemistry by shamroz (41.5k points)

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Acetylene undergoes addition reactions in two stages.

asked Sep 21, 2017 in Chemistry by sonia (36.5k points)

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