TUTORIAL: MOLECULES OF LIFE

TUTORIAL: MOLECULES OF LIFE

12th Grade - University

10 Qs

quiz-placeholder

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TUTORIAL: MOLECULES OF LIFE

TUTORIAL: MOLECULES OF LIFE

Assessment

Quiz

Biology

12th Grade - University

Hard

Created by

Sally Sal

Used 107+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

1. Which statement is NOT a property of water?

It is a monopolar molecule

Water is a universal solvent due to its polarity

Water has high specific heat capacity

Water has a high surface tension

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following statement is TRUE about carbohydrates?

All monosaccharides soluble in water.

Sucrose and lactose are example of polysaccharides.

Polysaccharides functions as long-term energy storage

molecules.

A disaccharide contains two monosaccharides that are joined through hydrolysis reaction.

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following is the storage carbohydrates found in potato tuber?

sucrose

starch

glucose

fructose

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following statement is TRUE about lipids?

Phospholipids have hydrophilic tails and hydrophobic

heads.

Glycerol, a building molecule of triglyceride is soluble in

water.

Fatty acid consists of a short hydrocarbon chain with a-

OH group at one end.

Saturated fatty acids have double bond while unsaturated

fatty acid has no double bond between the carbon atoms.

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following are TRUE for triglyceride?

I they are soluble in non-polar organic solvents

II they are not soluble in water

III they are esters formed from the reactions between fatty acids and alcohols.

I and II

I and III

II and III

I, II and III

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following is produced from a condensation reaction during protein synthesis?

Fat

Water

Dipeptide

Maltose

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Glutamic acid and lysine can be distinguished by

their ability to form peptide bonds.

their composition of their side chain.

the position of their carboxyl groups.

the position of their amino groups.

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