Phosphorus and Fossils Quiz

If an element has a half-life of 3,000 years, how many half-lives have happened after 12,000 years?

• 2

• 3

• 4

• 5

Tags

NGSS.HS-PS1-8

What are index fossils and why are they important for dividing up Earth's history/timeline?

• They are fossils found only in one location and help identify local events.

• They are fossils that are widespread and help identify specific time periods.

• They are fossils that are only found in deep ocean sediments.

• They are fossils that are used to determine the age of the Earth.

Tags

NGSS.MS-ESS1-4

Highlight or circle the correct word to finish each sentence. Giving an exact set of coordinates is like determining ​ (a)   age.

• absolute
• relative

Tags

NGSS.MS-ESS1-4

Only telling a friend the city that you live in is like determining ​ (a)   age.

• absolute

• relative

A farmer is breeding specific cows for milk production.

• Artificial Selection

• Natural Selection

Tags

NGSS.MS-LS4-5

Frogs with more melanin in their skin are found around Chernobyl because melanin helps protect against radiation.

• Artificial Selection

• Natural Selection

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4

Golden-doodles....or any type of doodle dog.

• Artificial Selection

• Natural Selection

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Which of the following things DID NOT happen during Precambrian time?

• 1st organisms appear

• Asteroid wiped out most living things

• Massive increase in atmospheric oxygen

• Earth formed

Tags

NGSS.MS-LS4-1

What is a preserved remain?

• The preserved evidence of the activity of an organism (tracks, footprints, and nests)

• The impression in a rock left by an ancient organism

• A fossil copy of an organism made when a model of the organism is filled with sediment or mineral deposits

• An organism completely enclosed in some material

Tags

NGSS.MS-LS4-1

Which is the definition for mineral replacement?

• Copies of an organism can form when minerals in groundwater fill in the pore spaces of dead organisms

• The impression in a rock left by an ancient organism

• An organism completely enclosed in some material

• Remains of species that existed for short periods