A fossil is...

• an old rock.

• a tree or tree-like plants having completely transitioned to stone by the process of permineralization.

• the preserved remains or traces of animals, plants, and other organisms from the remote past.

• matter that settles to the bottom of a liquid.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Why does a white rabbit living in the Arctic have an advantage over a black rabbit living in the Arctic?

• The white rabbit is harder to see.

• The white rabbit can find more food.

• The white rabbit has shorter legs and burrows faster.

• The white rabbit grows faster and lives in snow.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4

Figure 1 shows embryo development for four organisms. Which statement can best be supported by Figure 1?

• Chickens are more closely related to tortoises than rabbits are.

• Rabbits, chickens, tortoises, and fish are equally related to each other.

• Fish do not share a common ancestor with other vertebrates.

• Fish and chickens are the least closely related.

Tags

NGSS.MS-LS4-3

Figure 1 shows embryo development for four organisms. Which question can best be answered by the data in Figure 1?

• How long does it take different organisms to develop into adults?

• Do diverse organisms follow a similar progression of development?

• Do modern organisms follow the same development progression as ancient organisms?

• Which characteristics at each developmental stage increase an organism's chance of survival?

Tags

NGSS.MS-LS4-3

A mutation to an organism's DNA will always result in an adaptation.

• True

• False

Tags

NGSS.MS-LS3-1

Which of the following best explains why the original population of birds evolved into so many different species?

• Many of the birds were killed each time a volcano erupted on the Hawaiian islands.

• The Hawaiian Islands had few predator species to decrease the lifespan of the birds.

• The bird population moved into and adapted to many different environments on the Hawaiian Islands.

• The climate of the Hawaiian Islands rarely changed, which helped the bird population to increase in size.

Tags

NGSS.MS-LS4-4

A trait that helps an organism to survive and reproduce is called a(n)

• variation

• adaptation

• species

• selection

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Which of the following is the best example of an adaption that helps organisms survive in their environment?

• green coloring in lizards living on gray rocks

• a thick coat of fur on animals living in the desert

• an extensive root system to reach water in desert plants

• thin, delicate leaves on plants in a cold climate

Tags

NGSS.MS-LS4-4

Which statement best describes the animals that the ancient flea used as a food source?

• The animals were immune to the ancient flea.

• The animals were larger.

• The animals were smaller.

• The animals were a different color from the ancient flea.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-1

What information do fossils provide about plants and animals?

• Animals and plants have not developed together.

• Animals and plants have not changed over time.

• Animals and plants have changed only recently.

• Animals and plants have changed over time.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2