Question 1

Which is true about biomolecules?

Accepted Answer

They are macromolecules that are needed for life to exist.

Answer

They are assembled via hydrolysis and disassembled through dehydration.

Answer

None of the above

Answer

They are made up of building blocks called polymers that are bonded together to form monomers.

Question 2

Which biomolecules did you get from your ancestors and decide what will be your body parts and how they will function?

Accepted Answer

Nucleic acids

Answer

Carbohydrates

Answer

Proteins

Answer

Lipids

Question 3

Which is true about carbohydrates?

Accepted Answer

They are originally derived from 1:2:1 ratio of C, H, and O

Answer

All are water-soluble and can be easily digested.

Answer

Their building blocks are the polysaccharides.

Answer

They are all sugars, thus, are all sweet.

Question 4

Which is true about the examples of carbohydrates?

Accepted Answer

Glucose are monosaccharides that is considered to be the easiest source of energy.

Answer

None of the above

Answer

Fibers or cellulose is a water-soluble polysaccharides unlike chitin.

Answer

Sucrose is a disaccharide derived from galactose and fructose.

Question 5

Why can you not remove carbohydrates from your diet?

Accepted Answer

All of the above

Answer

Many are sources of energy that provide four calories per gram.

Answer

They are part of our structures such as DNA and RNA.

Answer

Some may be indigestible but may serve as roughage that pushes toxins out of our body.

Question 6

Which is true about lipids?

Accepted Answer

They are hydrophobic or water-fearing.

Answer

They are made up of C, H, and O like carbohydrates but less of C.

Answer

All of them have fatty acid chains.

Answer

None of the above

Question 7

Which of the following are formed from three cyclohexanes and one cyclopentane?

Accepted Answer

Sterols

Answer

Triglycerides

Answer

Waxes

Answer

Phospholipids

Question 8

Which kind of fats is safest to consume moderately as they remain liquid inside our body?

Accepted Answer

Unsaturated fats - the ones with double bonds and bend their molecules.

Answer

All of the above are safe to be consumed daily.

Answer

Trans fats - the ones that are originally unsaturated but straightened,

Answer

Saturated fats - the ones that have straight molecules.

Question 9

Which kind of lipids is important for production of vitamin D, bile salts, and sex hormones?

Accepted Answer

Sterols (steroids)

Answer

Triacyglycerol

Answer

Phospholipids

Answer

Sphingolipids

Question 10

Which function of lipids protect your skin from scratches or damage due to friction?

Accepted Answer

As lubricant

Answer

As insulator

Answer

As cushion

Answer

As water repellent

Question 11

Which is true about proteins?

Accepted Answer

All of the above

Answer

It has at least eight functions in our bodies making it very important.

Answer

It is a polypeptide as its building blocks have several peptide bonds.

Answer

It is a chain of amino acids.

Question 12

What makes the amino acid of proteins different from one another?

Accepted Answer

None of the above

Answer

Non-essential amino acids are required in our diet as our bodies cannot produce them.

Answer

Conditionally non-essential are only produced by our body when we are sick.

Answer

Essential amino acids can be produced by our body, hence, not required in our diet.

Question 13

In planning for meal, which is a better planning?

Accepted Answer

Preparing various foods as not all essential amino acids may be present in just one dish.

Answer

To just choose one dish that you will eat three times a day and seven days a week.

Answer

It is unnecessary to plan as all food are good sources of any nutrients.

Answer

Just drink water when you are hungry plus a capsule of vitamin supplements.

Question 14

Which of the following examples of protein is properly categorized?

Accepted Answer

Hemoglobin - transport protein

Answer

Lactase - defensive protein

Answer

Keratin - enzymatic protein

Answer

Insulin - receptor protein

Question 15

What is the proper pairing of the following structural levels of proteins and their descriptions?

Related quizzes

Related quizzes