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Openscied Ecosystem Dynamics

Authored by Charles Martinez

Biology

12th Grade

NGSS covered

Openscied Ecosystem Dynamics
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What do you call of the position of an organism in each level of a food chain?

pyramid

ecosystem dynamics

trophic level

food chain

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is used to describe a competition between two different species?

Interspecific

tertiary consumer

Intraspecific

secondary consumer

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

How much energy is transferred from one trophic level to another?

100%

50%

30%

10%

Tags

NGSS.MS-LS2-3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The transferring of energy in the form of food is called ________.

trophic level

prey

food chain

predator

Tags

NGSS.MS-LS2-3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The total number of organism at each trophic level in the food chain is known as _____.

efficiency

pyramid of numbers

food web

biomass

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

It is the interconnection of food chains and represents of what eats what in an ecological community.

food pyramid

food chain

food transfer

food web

Tags

NGSS.MS-LS2-3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In calculating the efficiency of biomass transfer from one trophic level to another we need to follow this equation.

efficiency equals biomass transferred to the next level multiply to biomass that was available at the previous level divided by 100

efficiency equals biomass transferred to the next level less to the biomass that was available at the previous level multiply by 100

efficiency equals biomass transferred to the next level divided by the biomass that was available at the previous level divided by 100

efficiency equals biomass transferred to the next level divided by the biomass that was available at the previous level multiply by 100

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

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