Questions

Q:

Which of the following is true of enzymes?

A) Enzymes lowers the activation energy for the chemical reaction B) Enzymes speed up the rate of a chemical reaction
C) Both A & B D) Neither A nor B
 
Answer & Explanation Answer: C) Both A & B

Explanation:

Enzymes are macromolecular biological catalysts. Enzymes accelerate chemical reactions. The molecules upon which enzymes may act are called substrates and the enzyme converts the substrates into different molecules known as products.

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Q:

Type 1 diabetes is more common than type 2 ?

A) TRUE B) FALSE
Answer & Explanation Answer: B) FALSE

Explanation:

Type 2 diabetes is the most common form of diabetes.


 



  • If you have type 1 diabetes your body does not release insulin.


 



  • If you have type 2 diabetes your body does not use insulin properly.

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Subject: Biology
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Q:

Pulses are a good source of

A) Proteins B) Fats
C) Vitamins D) Carbohydrates
 
Answer & Explanation Answer: A) Proteins

Explanation:

A pulse is an edible seed that grows in a pod. Pulses include all beans, peas, and lentils.
Pulses are a great source of protein.

This means they can be particularly important for people who do not get protein by eating meat, fish or dairy products.

 

However, pulses can also be a healthy choice for meat-eaters. You can add pulses to soups, casseroles and meat sauces to add extra texture and flavor. This means you can use less meat, which makes the dish lower in fat and cheaper.

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Q:

Salts and sugars work to preserve foods by creating a

A) Hypertonic environment B) Lower pH
C) Depletion of nutrients D) Lower osmotic pressure
 
Answer & Explanation Answer: A) Hypertonic environment

Explanation:

Salts and sugars work to preserve foods by creating a Hypertonic environment.

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Q:

The purpose of hydrogenating unsaturated fats is to

The_purpose_of_hydrogenating_unsaturated_fats_is_to1552999400.jpg image

A) to make them more solid at room temperature B) to recommend daily intake as fiber
C) to make them more liquid D) None of the above
 
Answer & Explanation Answer: A) to make them more solid at room temperature

Explanation:

The purpose of hydrogenating unsaturated fats is to make them more solid at room temperature as it is easy store the product.

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Q:

Waksman got the noble prize for the discovery of

A) Streptomycin B) Chloromycetin
C) Pencillin D) Neomycin
 
Answer & Explanation Answer: A) Streptomycin

Explanation:

In 1952, Waksman was awarded the Nobel Prize in Physiology or Medicine in recognition "for his discovery of streptomycin," the first antibiotic active against tuberculosis.

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Q:

What is Trial Balance?

Answer

It is statement of balances of all the accounts in the ledger prepared to prove the arithmetical accuracy of the books of accounts.


A trial Balance is a list of Debit and Credit or a list of Debit & Credit Balance of all the ledger accounts prepared on any particular date

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Q:

The chief constituent of gobar gas is

A) Methane B) Carbon dioxide
C) Ethane D) Hydrogen
 
Answer & Explanation Answer: A) Methane

Explanation:
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