{{asɛmtiNe Ɔkyerɛwfo}} | Nhomakorabea | Nneɛma a ɛma wotumi yɛ ade

1

The ultimate source of energy for most ecosystems is

A carbon

B oxygen

C sunlight

D water

1

Organisms that directly use energy from the sun to make their own food are called

A Autotrophs

B Heterotrophs

C Carnivores

D Decomposers

1

Which of the following illustrates the correct ordering of trophic levels

A Decomposers --> Carnivores--> Autotrophs--> Herbivores

B Herbivores--> Autotrophs-->Carnivores-->Decomposers

C Autotrophs-->Herbivores-->Carnivores-->Decomposers

D None of the above

1

Within an ecosystem:

A Energy flows in one direction only and nutrients are recycled

B Energy is recycled and nutrients flow in one direction only

C Energy and nutrients flow in one direction only

D Energy and nutrients are both recycled

1

The efficiency of energy transfer from a lower trophic level to the next higher level is roughly:

A 1%

B 5%

C 10%

D 80%

1

In aquatic ecosystems, biomass is least at which trophic level

A Autotrophs

B Herbivores

C Carnivores

1

You are in an area where there are squid, seals, and penguins. You are most likely in which ecosystems?

A Deciduous Forest

B Hot Desert

C Antarctic Ocean Shore

D Grassland

1

You find yourself in an area where there are snakes, hawks, and coyotes. Based upon these animal populations you are most likely in which ecosystem?

A Deciduous Forest

B Hot Desert

C Grassland

D You cannot tell from this information

1

You are in a area where the ground is littered with what appear to be dry, dead leaves. You are most likely in which ecosystym

A Deciduous forest

B Hot Desert

C Grassland

D You cannot tell from this information

1

This zone has the greatest concentration of plankton in a freshwater lake ecosystem:

A Profundal

B Littoral

C Limnetic

0

Last Name, First Name

0

Model Ecosystem Post Lab

Model Ecosystem Post Lab

The ultimate source of energy for most ecosystems is

Organisms that directly use energy from the sun to make their own food are called

Which of the following illustrates the correct ordering of trophic levels

Within an ecosystem:

The efficiency of energy transfer from a lower trophic level to the next higher level is roughly:

In aquatic ecosystems, biomass is least at which trophic level

You are in an area where there are squid, seals, and penguins. You are most likely in which ecosystems?

You find yourself in an area where there are snakes, hawks, and coyotes. Based upon these animal populations you are most likely in which ecosystem?

You are in a area where the ground is littered with what appear to be dry, dead leaves. You are most likely in which ecosystym

This zone has the greatest concentration of plankton in a freshwater lake ecosystem:

Last Name, First Name

Class Period

The ultimate source of energy for most ecosystems is

Organisms that directly use energy from the sun to make their own food are called

Which of the following illustrates the correct ordering of trophic levels

Within an ecosystem:

The efficiency of energy transfer from a lower trophic level to the next higher level is roughly:

In aquatic ecosystems, biomass is least at which trophic level

You are in an area where there are squid, seals, and penguins. You are most likely in which ecosystems?

You find yourself in an area where there are snakes, hawks, and coyotes. Based upon these animal populations you are most likely in which ecosystem?

You are in a area where the ground is littered with what appear to be dry, dead leaves. You are most likely in which ecosystym

This zone has the greatest concentration of plankton in a freshwater lake ecosystem:

Last Name, First Name

Class Period