Exploring Passive Transport and Diffusion Mechanisms

Exploring Passive Transport and Diffusion Mechanisms

Assessment

Interactive Video

Biology

6th - 10th Grade

Practice Problem

Hard

Created by

Amelia Wright

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a key characteristic of simple diffusion?

It requires energy.

It uses special membrane proteins.

It does not require special membrane proteins.

It only occurs in water.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of transport is nonspecific facilitated diffusion?

Active transport

Endocytosis

Passive transport

Osmosis

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role do permeases play in nonspecific facilitated diffusion?

They provide energy for transport.

They allow a wide range of molecules to pass through.

They only allow water molecules to pass.

They block all molecules from passing through.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a key feature of specific facilitated diffusion?

It allows any molecule to pass through.

It does not require membrane proteins.

It requires energy.

It only allows specific molecules to pass through.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens if a molecule is not recognized in specific facilitated diffusion?

The molecule is transported actively.

The channel opens anyway.

The channel remains closed.

The molecule is broken down.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is osmosis?

Movement of solutes across a membrane.

Active transport of water molecules.

Facilitated diffusion of solutes.

Passive diffusion of water molecules.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does water typically move across a membrane?

From low to high concentration areas.

From high to low concentration areas.

Only through active transport.

It does not move across membranes.

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