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प्रश्न
How does smoking tobacco in human lead to oxygen deficiency in their body?
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उत्तर
Smoking increases carbon monoxide (CO) content in blood and reduces the concentration of haem-bound oxygen. This causes oxygen deficiency in the body.
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संबंधित प्रश्न
A team of students are preparing to participate in the interschool sports meet. During a practice session you find some vials with labels of certain cannabinoids.
- Will you report to the authorities? Why?
- Name of a plant from which such chemicals are obtained.
- Write the effect of these chemicals on human body.
Opium is obtained from :
(1) Papaver somniferum
(2) Cannabis sativa
(3) Erythroxylum coca
(4) Datura metal
You have attended a birthday party hosted by one of your classmates. You found some guests at the party sitting in a corner making a lot of noise and consuming 'something'. After a while one of the boys from the group started screaming, behaving abnormally and sweating profusely. On enquiry you found that the group members were taking drugs.
(a) Would you inform your parents/school authorities ? Yes/No. Give reasons in support of your answer.
(b) Prepare a note to be circulated amongst the schoolmates about the sources and dangers of any two drugs.
(c) Write any two ways that you will suggest to your school principal so as to promote awareness amongst the youth against the use of these drugs.
List four reasons for drug addiction.
List four effects of alcoholism on human health.
The drug synthesised from Datura is ____________.
List the common withdrawal symptoms of drugs and alcohol abuse.
If a regular dose of drug or alcohol is not provided to an addicted person, he shows some withdrawal symptoms. List any four such withdrawal symptoms.
Why do some adolescents start taking drugs. How can this be avoided?
In your locality, if a person is addicted to alcohol, what kind of behavioural changes do you observe in that person? Suggest measures to over come the problem.
