Unit Test

Question 1

Which food contains mostly polysaccharides?

Revolt · Accepted Answer

D: pasta

Question 2

What type of lipid is estrogen?

Revolt · Accepted Answer

A: steroid

Question 3

Which component is affected when a catalyst is added to a chemical reaction?

Revolt · Accepted Answer

B: the activation energy

Question 4

Jun is at risk for heart disease so he is watching his cholesterol levels. He refers to the table below to choose what is best for his health.Comparison Chart of Fats Food (14 g)Saturated Fat (g)Monounsaturated Fat (g)Polyunsaturated Fat (g)Butter7.93.70.5Cream cheese3.01.50.2Margarine1.65.43.4Peanut butter1.44.02.6Which snack is the healthiest option for Jun, based on the data in the table?

Revolt · Accepted Answer

D: bagel with peanut butter

Question 5

In which part of the body is glycogen stored?

Revolt · Accepted Answer

A: liver

Question 6

Where does a peptide bond form?

Revolt · Accepted Answer

C: between the amino group of one amino acid and the carboxyl group of another amino acid

Question 7

The diagram shows a straight chain of glucose molecules. Which carbohydrate is shown above?

Revolt · Accepted Answer

D: starch

Question 8

Lactose (milk sugar) is a carbohydrate that is formed by combining galactose and glucose. Which term best describes this molecule?

Revolt · Accepted Answer

B: disaccharide

Question 9

The diagram shows a simple lipid.What type of lipid is shown?

Revolt · Accepted Answer

A: saturated

Question 10

How does a catalyst influence a chemical reaction?

Revolt · Accepted Answer

C: It decreases the amount of energy necessary for the reaction to proceed.

Unit Test Answers

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