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.
(a) Will you report to the authorities? Why? (b) Name a plant from which such chemicals are obtained.
(c) Write the effect of these chemicals on humans body.

A team of students are preparing to participate in the inter school sports meet. During a practice session you find some vials with labels of certain cannabionoids . (a) Will you report to the authorities ? Why ? ( b) Name a plant from which such chemicals are obtained . ( c) Write the effect of there chemicals on human body .

prior to a sports evant blood and urine sample of sportspersons are collected for drug tests. (a) why is there a need to conduct such tests ? (b) name the drugs the authorities usually look for ( C) write the generic names of two plants from which these drugs are obtained.

(a) Name the gas which is liberated when an acid reacts with a metal ? How will you test the presence of this gas ? (b) Write the chemical equation for the reaction of zinc metal with (i) Hydrochloric acid and (ii) With sodium hydroxide. Write the chemical name of salt obtained in each case. (c) Identify the acid and base for ammonium chloride salt. What would be the nature of this salt ? mention the pH range of this salt.