Interdependence Review

Which of the following is an example of an autotroph?

Deco

mposer

Scave

nger

Consumer

Produce

r

25% 25%25%25%1. Decomposer2. Scavenger3. Consumer4. Producer

Consumers depend on other organisms for energy. Their relationship can be shown in a food web. What organism provides

the initial source of energy in a food web?

The sun

parasit

es

herbivores

produce

rs

25% 25%25%25%

1. The sun2. parasites3. herbivores4. producers

Which of the following are most helpful in preventing Earth from being covered with the bodies of dead organisms?

herbivores

Produce

rs

Parasit

es and viru

ses

Fungi a

nd bacteria

25% 25%25%25%

1. herbivores2. Producers3. Parasites and viruses4. Fungi and bacteria

Herbivores, carnivores, omnivores, and scavengers are all:

decompose

rs

produce

rs

predato

rs

consu

mers

25% 25%25%25%1. decomposers2. producers3. predators4. consumers

The relationship between a tick and the dog that it is biting is called:

Predation

Parasiti

sm

Commensalis

m

Mutu

alism

25% 25%25%25%1. Predation2. Parasitism3. Commensalism4. Mutualism

The relationship between a tree and a bird living in the tree is called:

Predation

Parasiti

sm

Commensalis

m

Mutu

alism

25% 25%25%25%1. Predation2. Parasitism3. Commensalism4. Mutualism

The crab Lybia tessellata carries a pair of sea anemones on its claws. The crab uses the sea anemone’s stinging tentacles as protection and the sea anemone obtains small food particles released by the crab as it feeds. Which type of symbiotic relationship does this best illustrate?

parasiti

sm

commensa

lism

mutu

alism

give-ta

ke

25% 25%25%25%

1. parasitism2. commensalism3. mutualism4. give-take

A food chain shows:

One possi

ble pathway fo

...

Many possi

ble pathways

...

Amount of e

nergy a

vaila

b..

Amount of e

nergy a

vaila

b..

25% 25%25%25%1. One possible pathway for energy

2. Many possible pathways for energy

3. Amount of energy available to a producer

4. Amount of energy available to a consumer

How is a food web model different from a food chain? In a web…

energy m

oves f...

energy m

ay mov...

an organ

ism ge...

an organ

ism re

...

25% 25%25%25%1. energy moves from an organism to only one other.

2. energy may move to many organisms from one.

3. an organism gets energy from one source.

4. an organism receives less energy than in a chain.

On the energy pyramid where is the least amount of energy?

Tertiary Consu

mers

Tertiary co

nsumers

Primary co

nsumers

Produce

rs

25% 25%25%25%1. Secondary Consumers2. Tertiary consumers3. Primary consumers4. Producers

Only 10% of energy is transferred to each level in the energy pyramid. This means that:

There ar

e few ...

Food ch

ains ar..

.

There ar

e more

...

All of t

he abo...

25% 25%25%25%1. There are few top predators

2. Food chains are rarely longer than 5 links

3. There are more herbivores than carnivores

4. All of the above

Enter question text...

1. Hawk2. Mouse3. Grass4. Frog

Which graph best represents a stable energy pyramid?

1. Choice One2. Choice