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Aptitude Test Topic: Chemistry

Chemistry test evaluate test taker's in-depth understanding of the subject.

Directions

The following are questions of Chemistry. Select the correct option to represent your answer.

To give the answer click/tap the option alphabet for your answer choice. for correct answer green check and for wrong answer a red cross will appear along with a button to show explanation with or without video of the question answer.

Chemistry: All Topics Practice MCQ

Question Statement:

The enzyme ptyalin used for the digestion of food is present in .

Saliva

Intestines

Blood

Adrenal glands

Explanation:

Correct Answer: A

Ptyalin is a protein found in saliva that breaks down the insoluble starch found in foods into smaller, soluble sugar fragments. This is another name for the amylase found in saliva, known as salivary amylase. This particular type of amylase is found only in humans.
Foods such as potatoes and rice contain a lot of starch, a carbohydrate. Starch is an insoluble polysaccharide — a long chain of sugars. The sugar in this case is glucose, and there are branches coming off of the chain.

Question: 6 Test: 3 of 15 Next Test

Tests

You are taking Aptitude Test No. 3

Each aptitude test is comprised of 10 except the last test which might have fewer than 10 in some topics.

You are at question (MCQ) number 6 and Test Number 3 of Chemistry: All topics. To deal with Chemistry questions, you must take lesson on the subject. In case of science and Art subjects revise your text books and in case of general aptitude topics take lessons from the topic page.

The question: The enzyme ptyalin used for the digestion of food is present in . .... with options: Saliva , Intestines , Blood , Adrenal glands can be solved with the concepts and understanding of Chemistry.