Science Test Review

What are organisms that use other organisms for food in order to gain energy?

• decomposers

• producers

• herbivores

• consumers

Tags

NGSS.MS-LS2-2

During the process of photosynthesis, producers make energy storage molecules using carbon from carbon dioxide and energy from the sunlight.  This moves carbon from ______________________?

• biotic to abiotic

• abiotic to biotic

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

In this food chain, what will happen if the frogs become extinct?

• The snakes will increase.

• The grasshoppers will decrease.

• The eagles will remain the same.

• The grasshoppers will increase.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What is the difference between the biotic and abiotic factors?

• Biotic factors are nonliving things and abiotic factors are living things.

• Biotic factors are living things and abiotic factors are nonliving things.

Which of the following best defines science?

• A collection of unchangeable facts about the natural world

• The study of the natural world through observation, identification, description, experimental investigation, and theoretical explanations

• A belief system based on assumptions about the natural world

• A method for proving theories beyond doubt

Tags

DOK Level 1: Recall

What is the process by which plants use sunlight to synthesize foods from carbon dioxide and water called?

• Respiration

• Photosynthesis

• Fermentation

• Digestion

Tags

NGSS.MS-LS1-6

What is a common method for scientists to communicate their research findings?

• Through artistic performances

• By publishing in scientific journals

• By creating infomercials

• Through political debates

Tags

DOK Level 1: Recall

The birds in this food web fly south for the winter. The snakes that live in this southern habitat feed on these birds after they arrive. If the birds begin to stop farther north than they have in the past, how do you predict the snake population will be affected?

• increase over time

• decrease over time

• remain stable over time

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Based on the data above, what is the best explanation for the decline in the wolf population between years 20 & 25?

• The moose are prey for the wolves and a decrease in their population meant less resources for the wolves.

• The moose and wolves compete for resources and an increase in the moose population led to more competition.

• The moose and wolves have a mutualistic relationship and an increase in one leads to an increase in the other.

• The moose and wolves have a commensalistic relationship and a decrease in the moose population had a harmful effect on the wolves.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

A tick living on a dog

• mutualism

• commensalism

• parasitism