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2020 7th Grade Review 3

Authored by Amanda Garner

Science

7th Grade

NGSS covered

Used 2+ times

2020 7th Grade Review 3
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28 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In an experiment, a sealed bag containing starch solution is placed into a beaker containing iodine. The bag is permeable only to the iodine. Which statement correctly identifies what will occur?

Iodine will move in and starch will move out of the bag.

Iodine will move into the bag.

Starch will move out of the bag

There will be no movement of iodine nor starch.

Tags

NGSS.MS-PS1-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When a plant cell is placed in water, the plant cell will swell and become larger. What cell process is responsible for the movement of water into a cell?

cellular respiration

active transport

translation

osmosis

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In the system shown in the diagram above, water molecules are most likely to diffuse in which direction?

from B to D

From A to B

from C to A

From C to D

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a cucumber slice is placed in water, which way will the water move?

out of the cucumber cells

into the cucumber cells

water will move in and out equally

water will not move

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Osmosis is a very important process that occurs in cells. Which of the following choices best describes osmosis?

the passive transport of sugar across the cell membrane

the active transport of sugar across the cell membrane

the passive transport of water across the cell membrane

the active transport of water across the cell membrane

Tags

NGSS.MS-LS2-3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will happen to a fresh cut flower when it is placed in a salt water solution?

The flower will stay fresh for 2 to 3 days

The leaves will turn different colors.

The flower will shrivel and die.

The flower petals will swell up.

Tags

NGSS.MS-LS1-5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following describes the way substances diffuse in and out of a cell?

Substances move from greater to lesser concentration.

Substances move from lesser to greater concentration.

Substances move back and forth across the membrane equally.

Substances move across the membrane when energy is available.

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