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Macromolecules

Authored by Theresa Line

Biology

9th Grade

NGSS covered

Used 131+ times

Macromolecules
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19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

RNA and DNA are which type of macromolecules?

carbohydrate
lipid
nucleic acid
protein

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Many plants have waxy coatings on some surfaces. This coating reduces water loss because it is not water-permeable. This waxy coating is which of the following types of organic molecule?

protein
carbohydrate
nucleic acid
 lipid

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A sugar, a phosphate group, and a nitrogen base form the building blocks of which organic compound?

carbohydrates
lipids
nucleic acids
proteins

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the function of macromolecule subunit below?

energy
catalyst
stores genetic information
composes the majority of the cell membrane

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 In living organisms, lipids function mainly as:

Sources of stored energy and transmitters of genetic information
Sources of stored energy and components of cellular membranes
Transmitters of genetic information and catalysts of chemical reactions
Catalysts of chemical reactions and components of cellular membranes

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The human body maintains a temperature of around 98.6 degrees at all times. Enzymes are involved in almost every chemical reaction in the body. Which of the following describes the connection between these two statements? 

Enzymes function best at a specific temperature.
The body needs to be warm to prevent hypothermia.
The body is kept relatively warm to prevent too much enzyme action. 
There is no connection between the two statements. 

Tags

NGSS.HS-PS1-5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The diagram shows the general structure of an amino acid. Which type of molecule is formed from amino acids?

lipids
proteins
carbohydrates
nucleic acids

Tags

NGSS.HS-LS1-6

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