ACT Science Data Representation Practice

What are the controlled variables in this experiment? (SELECT MULTIPLE)

"Two groups of 11th grade students were given the same memory & recall test. One room was kept at 70 degrees F, and the other was set to 55 degrees F. Final test scores were compared between the two groups."

• Test score

• Room temperature

• Students of same age

• Use of same test

Which level of a food web (Producer, Primary Consumer, Secondary Consumer, etc.) would you expect to see the most of in an ecosystem? Why?

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is the independent variable in this experiment?

"Two groups of 11th grade students were given the same memory & recall test. One room was kept at 70 degrees F, and the other was set to 55 degrees F. Final test scores were compared between the two groups."

• Test score

• Room temperature

• Students of same age

• Use of same test

What is a consumer?

• An organism that does photosynthesis to get food energy

• An organism that does cellular respiration to get energy from the sun

• An organism that eats other organisms

• An organism that only eats plants

Which plant type has the best growth rate in partial shade?

• geranium

• impatiens

• fuchsia

• trillium

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

When a scientist shares her findings with other scientists, she is

• making a hypothesis

• communicating results

• experimenting

• analyzing data

Which of the following graphs best illustrates the relationship between the heat released by the foods listed in Table 1 and the change in water temperature?

• A
• B
• C
• D

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of these pictured organisms is tertiary consumer?

• Phytoplankton

• Bivalves

• Sea Duck

• Osprey

Tags

NGSS.MS-LS2-3

True or False? Most populations in nature follow a pattern of exponential growth.

• True

• False

Tags

NGSS.MS-LS1-5

A scientist who wants to study the affects of fertilizer on plants sets up an experiment. Plant A gets no fertilizer, Plant B gets 5 mg. of fertilizer each day, and Plant C gets 10mg. of fertilizer each day. Which plant is the control group.

• Plant A

• Plant B

• Plant C

• All of them

Tags

NGSS.MS-LS1-5