STAAR Biology

What organ is part of the integumentary system?

• brain

• skin

• heart

• lungs

Which is part of the endocrine system?

• brain

• muscles

• mouth

• hormones

When multiple transitional fossils are found in many rock layers, they provide evidence of...

• seasonal variation in the diet of the species

• gradual change of a species over time

• DNA functioning as the genetic material of organisms

• an unchanging environment

Tags

NGSS.MS-LS4-1

What are genes?

• DNA

• ATP

• ABC

• DTA

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Match the following words with their definitions.

• energy source

• adaptations

• water moving

• prokaryote

• simple organisms

• ATP

• changes that increase survival

• osmosis

• complex organisms

• eukaryote

WHICH 2 SUBATOMIC PARTICLES FIT THE DESCRIPTION BELOW:

Mass of 1 AMU

Located in the nucleus

• Proton

• Neutron

• Electron

• Electron Cloud

Pick the true statements.

• Electrons are inside the nucleus and have a negative charge.

• Protons and neutrons are located in the nucleus and both contribute to the mass of an atom.

• Electrons orbit a dense nucleus made of protons and neutrons.

• There will always be an equal number of protons and neutrons in an atom.

Tags

NGSS.MS-PS1-1

Atoms are made up of subatomic particles called protons, neutrons and electrons.  These subatomic particles are alike in some ways and differ in other ways.  Explain some things protons and electrons have in common as well as some ways they are different.

Tags

NGSS.MS-PS1-1

What characteristic of an atom always determines it's identity?

• number of neutrons

• number of protons

• number of valence electrons

• location of valence electrons

All living things require oxygen to survive. Where on the periodic table above would you find gases like oxygen?

• section A 

• section B 

• section C 

• section D