Ecology

Ecology

7th Grade

15 Qs

quiz-placeholder

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Ecology

Ecology

Assessment

Quiz

Science

7th Grade

Practice Problem

Hard

NGSS
MS-LS2-2, MS-LS2-3, MS-LS2-4

+5

Standards-aligned

Created by

Lisa Thompson

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which statement best describes how water cycles in the environment?

Water only cycles from plants to animals

Water only cycles between plants and the soil

Water only cycles between animals and the hydrosphere

Water cycles between living things and the nonliving parts of Earth

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is biodiversity?

The different ways species reproduce

The degree of variation of life on Earth

A way to describe similarities between different species

The process of creating new species

Tags

NGSS.MS-LS2-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A farmer wants to expand the family farm, but doesn't want to negatively affect the local red tail hawk population. The farmer knows the following about the red tail hawk. 1. They nest in the nearby forest in the tall parts of the trees. 2. They eat fish, rats, mice, rabbits, lizards and birds. 3. They hunt in open fields, plains, lakes and rivers. What choice below would have the largest negative impact on the red tail hawk population?

Cut down the forest to plant a wheat field.

Change the flow a nearby river to open up a field to plant corn

Plant an apple orchard on part of an open field.

Build a barn to park the tractor

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which of the following best describes the role of bacteria in the food web above?

Uses energy from light, to combine oxygen, carbon dioxide and water and converts it into energy in the form of sugar.

Uses energy from dead organisms or waste material to break down dead organisms and waste material into nutrients.

Controls the population by removing energy from living organisms

Uses energy from dead organisms or waste material to transfers energy

Tags

NGSS.MS-LS2-3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Mealy bugs are small insects that live on various types of plants and feed on their sap. When there is a large population of mealy bugs occupying a plant, they may remove too much sap causing the plant to change color or wilt. Ladybugs eat mealy bugs and are often used in greenhouses to control the population. Which type of relationship exists between the mealybugs’ ladybugs and plants?

The relationship between the ladybugs and mealybugs are an example of competition.

The ladybugs and mealybugs are an example of predation while the mealybugs and plants are an example of parasitism.

The ladybugs and plants are an example of mutualism while the mealybugs and plants are an example of parasitism.

The mealybugs and plants are an example of commensalism while the ladybugs and plants are an example of predation.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is this called?

Food Web

Food Chain

Abiotic Factors

Tags

NGSS.MS-LS2-3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

All food chains begin with a ____________.

primary consumer

secondary consumer

producers

scavengers

Tags

NGSS.MS-LS2-3

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