Addiction of Tobacco is due to
Histamine
Nicotine
Cocaine
Caffeine
Additional Questions
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An opiate narcotic is |
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Brown sugar is |
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A population with natality equal to mortality is |
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Select the correct statement |
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Each environment supports a limited population depending upon its |
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Marijuana is |
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Which factor of ecosystem includes plants, animals and microorganisms? |
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Consequences of population explosion were explained for the first time by |
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Ergot of fungus produces |
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Demographic features of developing countries are |
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