Tobacco smoke is injurious to health because it contains : (1) Carbon monoxide (2) Nicotine (3) Polycyclic aromatic hydrocarbons (4) Melathene

Tobacco smoke is injurious to health because it contains : (1) Carbon monoxide (2) Nicotine (3) Polycyclic aromatic hydrocarbons (4) Melathene 
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Answer :

Carbon monoxide
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A family of organic compounds whose molecules will add water under an acid catalysis and change into alcohols are the: w) alkenes x) alkanes y) aromatic hydrocarbons z) cycloalkanes

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Why Do Tobacco Plants Make Nicotine?

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Does using nicotine (tobacco/ ciggarettes, etc) enhance similar feelings or offer any benefits outside feeding an addiction (or the physical enjoyment of smoking as an action unrelated to substance)?

Description : Does using nicotine (tobacco/ ciggarettes, etc) enhance similar feelings or offer any benefits outside feeding an addiction (or the physical enjoyment of smoking as an action unrelated to substance)?

Last Answer : longest.question.ever. I’d say the biggest benefit of cigarettes is that it tells you what person not to date. or how they’ll taste when you kiss them.

Do tobacco leaves have nicotine?

Description : Do tobacco leaves have nicotine?

Last Answer : Need answer

Nicotine present in tobacco is a/an (A) Alkaloid (B) Terpene (C) Steroid (D) Protein

Description : Nicotine present in tobacco is a/an (A) Alkaloid (B) Terpene (C) Steroid (D) Protein

Last Answer : Answer : A

Nicotine content accumulates in which part of tobacco?

Description : Nicotine content accumulates in which part of tobacco?

Last Answer : Ans.Leaves (IV) Cropping and Farming system

Nicotine content (%) of tobacco is

Description : Nicotine content (%) of tobacco is

Last Answer : Ans.0.5 to 5.5 (N. tabacum) and 3.5 to 8.0 (N. rustica)

The poisonous substance that is the main constituent of tobacco is (a) morphine (b) aspirin (c) nicotine (d) reserpine

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Excessive/chronic use of which of the following drugs is the root cause of lung cancer, cough bronchitis, emphysema, hypertension and cardiovascular symptoms? (a) Caffeine (b) Nicotine: cigarettes and chewing tobacco (c) Cocaine (d) Methadrine

Description : Excessive/chronic use of which of the following drugs is the root cause of lung cancer, cough bronchitis, emphysema, hypertension and cardiovascular symptoms? (a) Caffeine (b) Nicotine: cigarettes and chewing tobacco (c) Cocaine (d) Methadrine

Last Answer : Ans:(b)

What is the addictive drug in tobacco -------? A. Ethanol B. Nicotine (Answer) C. Ammonia D. Tar

Description : What is the addictive drug in tobacco -------? A. Ethanol B. Nicotine (Answer) C. Ammonia D. Tar

Last Answer : B. Nicotine (Answer)

Nicotine is(A) A volatile alkaloid (B) Obtained by treating by-products of the tobacco processing industry (C) Both (A) and (B) (D) Neither (A) nor (B)

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The acid rain destroys vegetations because it contains – (1) nitric acid (2) ozone (3) carbon monoxide (4) sulphuric acid

Description : The acid rain destroys vegetations because it contains – (1) nitric acid (2) ozone (3) carbon monoxide (4) sulphuric acid

Last Answer : (4) sulphuric acid Explanation: Acid rain is a rain or any other form of precipitation that is unusually acidic, meaning that it possesses elevated levels of hydrogen ions (low pH). It can ... efforts since the 1970s to reduce the release of sulfur dioxide into the atmosphere with positive results.

The acid rain destroys vegetations because it contains (1) nitric acid (2) ozone (3) carbon monoxide (4) sulphuric acid

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Last Answer :  sulphuric acid

How did people in medieval castles not die to carbon monoxide poisoning from the smoke of torches?

Description : How did people in medieval castles not die to carbon monoxide poisoning from the smoke of torches?

Last Answer : Castles were drafty as hell.

How did people in medieval castles not die to carbon monoxide poisoning from the smoke of torches?

Description : How did people in medieval castles not die to carbon monoxide poisoning from the smoke of torches?

Last Answer : Castles were drafty as hell.

How did people in medieval castles not die to carbon monoxide poisoning from the smoke of torches?

Description : How did people in medieval castles not die to carbon monoxide poisoning from the smoke of torches?

Last Answer : Castles were drafty as hell.