4 - Enzyme

4 - Enzyme

Assessment

Quiz

Biology

7th - 12th Grade

Practice Problem

Medium

NGSS
MS-LS1-2, HS-LS2-5, HS-PS1-4

Standards-aligned

Used 18+ times

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18 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Enzymes will make a reaction go _______ and use ______ energy.

faster, less
faster, more
slower, less
slower, more

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This is the area on an enzyme that the substrate attaches.

active site
product
catalytic region
reactant site

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following tasks listed below is most associated with enzymes?

catalyze chemical reactions                  
store genetic information       
store chemical energy in the cell   
dissolve nutrients and minerals 

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Enzymes are capable of increasing the rate of a chemical reaction within a living cell.  Enzymes accomplish this through which of the following means?

reducing the number of products   
reducing the activation energy
increasing the temperature of the cell
increasing the concentration of reactants 

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Cells can produce over one thousand different enzymes at a time.  Enzymes are critical to the metabolism of these cells, but why are so many different enzymes needed?

Cells are completely unable to control what enzymes
they produce
The variety of enzymes prevents their actions from being inhibited. 
The active site of an enzyme can only bind to a specific substrate.
The products of a reaction are always converted into new enzymes.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which factor denatures a enzyme?

Excessive heat
Nothing can
Exposure to light
Exposure to bacteria

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Enzymes are composed of what organic molecule?

Sugars
DNA
Proteins
Fatty Acids

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