Unit 5 Review

Unit 5 Review

Assessment

Flashcard

Science

9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is active transport?

Back

Active transport is the movement of molecules across a cell membrane from an area of low concentration to an area of high concentration, requiring energy.

2.

FLASHCARD QUESTION

Front

What organelle is responsible for processing and packaging materials for export from the cell?

Back

The Golgi apparatus (Organelle E) is responsible for processing and packaging materials for export from the cell.

3.

FLASHCARD QUESTION

Front

What is the function of vacuoles in plant and animal cells?

Back

Vacuoles store water and other substances; they are larger in plant cells than in animal cells.

4.

FLASHCARD QUESTION

Front

What is facilitated diffusion?

Back

Facilitated diffusion is the process of passive transport of molecules across a cell membrane via specific transmembrane integral proteins.

5.

FLASHCARD QUESTION

Front

What does it mean if a cell is in a hypertonic solution?

Back

A hypertonic solution has a higher solute concentration outside the cell than inside, causing the cell to lose water and shrink.

6.

FLASHCARD QUESTION

Front

What is the difference between passive and active transport?

Back

Passive transport does not require energy and moves substances from high to low concentration, while active transport requires energy to move substances from low to high concentration.

7.

FLASHCARD QUESTION

Front

What role do cell membranes play in transport?

Back

Cell membranes regulate the movement of substances in and out of the cell, maintaining homeostasis.

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