Science Grade 7 unit 3

The smallest unit of life is called a...

• bacteria
• homeostasis
• cell
• DNA

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

All living things: are made of cells, reproduce, are based on a universal genetic code, grow and develop, obtain and use materials and energy, respond to their environment, maintain homeostasis, as a group change over time.

• True
• False

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-5

Organisms keep their internal conditions relatively stable through the process called...

• metabolism
• development
• homeostasis
• evolution

Tags

NGSS.HS-LS1-3

An individual organism doesn't typically evolve within its lifetime; however, groups of a given kind of organism can evolve over time.

• True
• False

A group of different organs working together to perform a specific function.

• cells

• organ

• organism

• tissue

• organ system

Tags

NGSS.MS-LS1-3

The "cause" for something to happen is the

• response
• effect
• stimulus
• homeostasis

Tags

NGSS.MS-LS1-8

The "effect" of a given stimulus is the...

• response
• stimulus
• cause
• result

Tags

NGSS.MS-LS1-8

What is the stimulus in the following situation: All the students begin to pack up after the lunch bell rings?

• The lunch bell ringing

• All the students

• Students begin to pack

• There is no stimuls in this situation.

Tags

NGSS.MS-LS1-8

____________________ provides the energy necessary for photosynthesis.

• water
• sunlight
• glucose
• soil

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The ____________ is the most photosynthetic part of a plant.

• leaf
• flower
• roots
• stem

Tags

NGSS.MS-LS1-6