Fossils and Food Webs

What are organisms called that make their own food?

• Producers

• Consumers

• Decomposers

• Paleontologists

Tags

NGSS.MS-LS1-6

What are organisms called that rely on plants for food?

• Producers

• Consumers

• Decomposers

• Paleontologists

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

What is the role of decomposers in food webs?

• They make their own food

• They rely on plants for food

• They obtain energy from wastes and dead plants and animals

• They study fossils

Tags

NGSS.MS-LS2-3

What are body fossils?

• Actual organisms or some part of them

• Imprints of organisms or some part of them

• Trace fossils of organisms' life activities

• Fossils of body parts that have dissolved away

What are trace fossils?

• Actual organisms or some part of them

• Imprints of organisms or some part of them

• Trace fossils of organisms' life activities

• Fossils of body parts that have dissolved away

What conditions are necessary for fossilization to occur?

• Being buried and decayed

• Being moved to a place where it can be buried

• Being buried and avoiding decay

• Being exposed to sunlight

Which sedimentary rocks are the most fossiliferous?

• Limestones

• Shales

• Sandstones

• Conglomerates

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

What does the fossil record show about the extent of geologic time?

• Processes have been operating on Earth for millions of years

• Processes have been operating on Earth for billions of years

• Processes have been operating on Earth for thousands of years

• Processes have been operating on Earth for hundreds of years

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

What factors affected outgassing for the early Earth? [choose 2]

• temperature

• mass

• density

• pressure

Tags

NGSS.HS-ESS1-6

What was the source of oxygen on the early Earth?

• trees

• bacteria

• grasses

• cyanobacteria

Tags

NGSS.MS-LS1-6