Unit 2 Review

Unit 2 Review

Assessment

Flashcard

Biology

9th - 12th Grade

Practice Problem

Easy

Created by

Wayground Content

Used 1+ times

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a heterotroph?

Back

An organism that cannot produce its own food and must consume other organisms for energy, e.g., a panda.

2.

FLASHCARD QUESTION

Front

What happens to red blood cells when water moves in and out at the same rate?

Back

The cells remain in equilibrium, maintaining their shape and function.

3.

FLASHCARD QUESTION

Front

What is active transport?

Back

The movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration, requiring energy.

4.

FLASHCARD QUESTION

Front

What is passive transport?

Back

The movement of molecules across a cell membrane without the use of energy, typically from a region of higher concentration to a region of lower concentration.

5.

FLASHCARD QUESTION

Front

What is diffusion?

Back

The process by which molecules spread from areas of high concentration to areas of low concentration.

6.

FLASHCARD QUESTION

Front

What is osmosis?

Back

The diffusion of water molecules through a selectively permeable membrane.

7.

FLASHCARD QUESTION

Front

What is a phospholipid?

Back

A type of lipid molecule that is a major component of cell membranes, consisting of a hydrophilic 'head' and two hydrophobic 'tails'.

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