ESS Review Quiz 1.5

A system may best be defined as

• a set of components that function

  predictably

• an assemblage of parts and their

  relationships forming a whole.

• a set of components that function

  unpredictably.

• an assemblage of functioning parts without

  inputs or outputs.

Tags

NGSS.MS-LS2-3

NGSS.MS-ESS2-1

NGSS.MS-LS1-3

Inputs to a closed system may be

• matter only

• energy only

• heat only

• matter and energy

What do outputs from an open system

consist of?

• Energy only.

• Matter only.

• Energy and matter.

• Neither energy nor matter.

Tags

NGSS.MS-LS2-3

A lake with a stream flowing into it, but with

water lost only by evaporation, is an example

of a system which is

• isolated

• open

• unstable and closed

• stable and closed

Tags

NGSS.MS-ESS2-4

Which of the following factors would prevent

the ecosphere being classified as a closed system?

• The input of solar energy.

• The re-radiation to space of heat energy.

• The unstable state of its equilibrium.

• The arrival of rocks as meteorites from

  space.

Tags

NGSS.MS-LS2-3

Which statement is correct?

• A closed system exchanges energy but not

  matter with its surroundings.

• An open system exchanges energy but not

  matter with its surroundings.

• The most common systems found on Earth

  are closed systems.

• A lake is an example of an isolated system.

Tags

NGSS.MS-PS3-5

The carrying capacity of an environment for a

given species

• is achieved when birth rates equal death

  rates.

• is greater for a population with a slow

  reproductive rate.

• can only be exceeded with unsustainable

  use of resources.

• can never be exceeded.

Tags

NGSS.MS-LS2-4

Which of the following conditions would lead to

unsustainable harvesting of timber from a forest?

I. Harvesting trees before they are fully mature.

II. Regularly harvesting the full natural income

from the forest.

III. Reducing mineral content of soil through

harvesting.

• I and III only

• III only

• I and II only

• I, II and III

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-1

Sustainable yield can be defined as

I. annual growth and recruitment – annual

death and emigration.

II. (total biomass at time t + 1) – (total biomass

at time t).

III. the highest rate at which natural capital can

be exploited without reducing its original

stock.

• I and II only

• II and III only

• I and III only

• I, II and III

Tags

NGSS.MS-LS2-5

Which of the following populations are most

likely to be sustainable?

• High-Low Renewable

• High-High Renewable

• High-High

  Non-Renewable

• Low-Low

  Non-Renewable

Tags

NGSS.MS-ESS3-4