S2 Biological Molecules and Enzymes

S2 Biological Molecules and Enzymes

10th Grade

14 Qs

quiz-placeholder

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S2 Biological Molecules and Enzymes

S2 Biological Molecules and Enzymes

Assessment

Quiz

Biology

10th Grade

Medium

NGSS
HS-LS1-6, MS-LS2-1

Standards-aligned

Created by

David Meur

Used 101+ times

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which chemical element is found in proteins, but not in carbohydrates or fats?

carbon

hydrogen

oxygen

nitrogen

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Small molecules are used as the basic units in the synthesis of large food molecules.

Which statement is correct?

Amino acids are basic units of carbohydrates.

Fatty acids are basic units of glycogen

Glycerol is a basic unit of oils.

Simple sugar is a basic unit of protein.

Tags

NGSS.HS-LS1-6

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The diagram shows a protease molecule catalysing the break down of a protein molecule.

Which letter denotes the substrate?

P

Q

R

S

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The diagram shows a protease molecule catalysing the break down of a protein molecule.

Which letter denotes the product?

P

Q

R

S

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The diagram shows a protease molecule catalysing the break down of a protein molecule.

What is P?

Product

Substrate

Active Site

Denatured

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Many enzymes do not work at temperatures above 60 °C.

Which statement explains this?

Product molecules are not made because the active site has changed shape.

Product molecules change shape so they do not fit the active site

Substrate molecules are moving too fast.

Substrate molecules are moving too slowly.

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which of these are the correct combinations

iodine solution to test for starch

biuret test for reducing sugars

ethanol emulsion test for proteins

Benedict’s solution to test for reducing sugars

biuret test for proteins

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