Ecology Review

A barnacle lives its entire life on a whale, getting a ride through nutrient-rich waters. The barnacle does not harm the whale. What relationship is this?

• Commensalism

• Mutualism

• Parasitism

• Predation

Two male peacocks fight for the attention of a female by displaying their elaborate tail feathers. What relationship is this?

• Parasitism

• Mutualism

• Predation

• Competition

Tags

NGSS.MS-LS1-4

Bacteria live on the roots of plants and  turn atmospheric nitrogen into usable nitrogen for the plants. The plants give the bacteria food they make from photosynthesis. What relationship is this?

• Mutualism

• Commensalism

• Parasitism

• Competition

Tags

NGSS.MS-LS2-3

The rabbit in this food web would be considered a:

• Secondary Consumer

• Producer

• Primary Consumer

• Decomposer

Tags

NGSS.MS-LS2-2

In this Food Web Pyramid Which type of consumer gets only 10% of the energy stored in plants?

• Producers

• Primary Consumers

• Secondary Consumers

• Carnivores

Tags

NGSS.MS-LS2-3

What might happen if there were no apex (top) predators in this ecosystem?

• zebra population would grow fast

• all of the above

• the food web would be out of balance

• other animals wouldn't have enough grass to eat

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-1

What organism inhales (takes out) the most carbon from the atmosphere and what process does it use?

• Producers use cellular respiration

• Consumers use Photosynthesis

• Producers use Photosynthesis

• Consumers use cellular respiration

Tags

NGSS.MS-LS1-6

What is the order of succession shown in this figure?

• A, B, C, D

• C, D, A, B

• C, D, B, A

• D, A, B, C

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is the main difference between primary and secondary ecological succession?

• Primary begins WITHOUT soil; Secondary begins WITH soil

• Primary builds plant community; secondary builds animal community.

• Primary is the first state and secondary is the second stage

• Primary begins WITH soil; Secondary begins WITHOUT soil

True or False- Animals can get their Nitrogen directly from the soil bacteria just like plants do.

• True

• False