CER, Study of Life, Scientific Method Test-v25 (SHORT)

The basic unit of structure for all living things is called a ____?

• organism

• cell

• tissue

• molecule

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which of these is NOT one of the basic characteristics of all living organisms?

• reproduce sexually

• maintain homeostasis

• display organization

• require energy

What crucial function does a Venus flytrap display when it captures a fly?

• response to stimulus

• protective response to predator

• a territorial behavior

• reproductive behavior

Tags

NGSS.MS-LS2-3

Which best describes a scientific theory?

• an explanation supported by many experiments over time.

• a possible explanation of an event.

• a description of the relationship between objects.

• a set of moral value or principles.

Tags

NGSS.HS-ESS1-2

Which is a testable explanation?

• independent variable

• hypothesis

• observation

• dependent variable

Tags

NGSS.MS-PS2-2

Which is an example of a stimulus and the following response of an organism?

• An earthworm burrows into new, rich soil.

• A wildebeest crosses a river during a migration.

• A hawk flies and lands on a branch of a tree.

• A python sees a scurrying rat and strikes at it.

Tags

NGSS.MS-LS1-8

Which helps maintain a dog's homeostasis?

• licking

• sleeping

• sitting

• panting

Tiger stripes that camouflage the animal in dry grass and shadows are an example of a(n)

• adaptation.

• homeostasis.

• response.

• organization.

Tags

NGSS.MS-LS4-4

A(n) ________ is anything that has or once had all of the characteristics of life.

Tags

NGSS.MS-LS1-1

Amy wants to test the hypothesis that the rate of photosynthesis is directly related to the light level to which plants are exposed. What would be the independent variable of this experiment?

• the refrigerator

• amount of light

• type of water

• amount of oxygen produced

Tags

NGSS.MS-LS1-6