Question

plzzzzz
tell me the answer of the question in which (T) this sign is maken by me​

Answer 1

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( II) Important component of gastric juice is pepsin .pepsin is secreted in small intestine to break down proteins.pepsinogen is converted into pepsin through this process.the gastric gland secretes hydrochloric acid .gastric juices secreted in the small intestine to make the action of pepsin,trypsin and mucus .

( IV) Iron is exposed to moist air.it reacts with oxygen to form Rust .the formation of Rust is a very long process and complex process that takes place due to the oxidation of iron to ferrous ions.

(VI) Acid rain is an unusual rain which occurs due to the pollution of Carbon dioxide and other nitrogen which cause over pollution in sky. Due to the pollution, acid rain is coming and effecting the life of Aquatic organisms.

( VI) In tropical region, the dry air becomes even hotter Therefore, the temperature in the tropics is greater than other equator. This is why Tropical region is hotter than other equator.