Biology 1st Sem Finals Review

Which of the following characteristics is biodiversity is defined by?

• Species diversity

• Ecological diversity

• Genetic diversity

• All of these

Tags

NGSS.MS-LS2-5

NGSS.MS-LS4-4

An organism that eats only meat.

• Omnivore

• Herbivore

• Carnivore

• Consumers

Which of the following might be a density-dependent (biotic) limiting factor for a group of perch in a lake?

• amount of prey

• surrounding temperatures

• water pH

• soil quality

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The ultimate source of energy in most food chains or food webs is ____.

• a producer

• glucose

• the sun

• matter

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Because energy is lost as you move from lower to higher trophic levels, there are usually ____ organisms at higher trophic levels.

• less

• the same amount of

• all of these are possible

• more

Tags

NGSS.MS-LS2-3

An elk eats grass. A grizzly bear eats the elk. This is an example of a simple linear  ________.

• Succession

• Pyramid of numbers

• Food chain

• Food web

Tags

NGSS.MS-LS2-3

Each of the following is an abiotic factor in the environment EXCEPT

• temperature

• rainfall

• plant life

• soil type

What would most likely happen to the fish carrying capacity of a pond if it were to become polluted?

• It would increase

• It would decrease

• It would remain the same

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Most of the energy an organism consumes is used/converted into ____.

• Light energy from the sun

• Chemical energy in the form of sugar

• Chemical energy in the form of feces

• Thermal energy (HEAT) through metabolism

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NGSS.MS-LS1-7

As energy flows through an ecosystem, most energy is lost as heat. So, as energy moves from one level to the next it _______________________. 

• Decreases by 90%

• Decreases by 10%

• Increases by 90%

• Increases by 10%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3