Cell Membrane and Homeostasis

Cell Membrane and Homeostasis

8th Grade

15 Qs

quiz-placeholder

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Cell Membrane and Homeostasis

Cell Membrane and Homeostasis

Assessment

Quiz

Biology

8th Grade

Practice Problem

Hard

NGSS
HS-LS1-3, MS-LS1-2

Standards-aligned

Created by

SOFIA VOUTSINAS

Used 37+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the cell membrane?

To allow everything to enter the cell

To maintain homeostasis

To keep out dangerous things

To control the cell contents

Tags

NGSS.MS-LS1-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does it mean for the cell membrane to be semipermeable?

It allows all molecules to pass through

It allows only water to pass through

It allows only some molecules to pass through

It allows no molecules to pass through

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important for the cell to maintain homeostasis?

To allow the cell to survive in different environments

To keep the temperature of the cell constant

To control what molecules enter and leave the cell

To protect the cell from dangerous things

Tags

NGSS.HS-LS1-3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the composition of the cell membrane?

A single layer of phospholipids

A double layer of phospholipids

A layer of proteins

A layer of carbohydrates

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of phospholipids in the cell membrane?

To control what molecules enter and leave the cell

To maintain homeostasis

To form the outside barrier of the cell

To allow proteins to float to areas where they are needed

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do the hydrophilic heads of phospholipids face the inside and outside of the cell?

Because they want to be near water

Because they want to avoid water

Because they need to interact with proteins

Because they need to interact with other cells

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do the hydrophobic tails of phospholipids face each other in the middle of the cell membrane?

Because they want to be near water

Because they want to avoid water

Because they need to interact with proteins

Because they need to interact with other cells

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