APES finial exam

If a habitat contained 30,000 kg of the producers, what biomass of secondary consumers would be expected to be able to survive in this same habitat?

300

How are global warming and ocean acidification related?

An increase in atmospheric carbon dioxide is a contributor to both issues

Which of the following is a greenhouse gas that is produced both by domestic livestock and the decomposition of waste in landfills?

CH4 (methane)

Which of the following best describes a natural process that adds carbon dioxide to the atmosphere?

Carbon dioxide is released from the interior of Earth during volcanic eruptions.

Which of the following accurately describes a benefit of concentrated animal feeding operations (CAFOs)?

Concentrated animal feeding operations are efficient and relatively low-cost facilities that help keep consumer costs low.

Which of the following is a natural source of atmospheric carbon dioxide?

Decomposition of organic matter

Of the following organisms, which occupies the lowest trophic level?

Deer

A more sustainable form of meat production is to

Eliminate concentrated animal feedlots (CAFOs)and graze beef on local lands so the meat won't have to travel as far

Which sequence of events best explains the interaction between the components of the Arctic ecosystem feedback loop?

Global temperature increases → permafrost thickness decreases → methane increases → global temperature increases

Which of the following is not an ecosystem service provided by forests?

Habitat fragmentation

Which of the following statements regarding El Niño is false?

Northeastern and Southeastern trade winds increase

It is determined that a soil sample is composed of 23% silt, 11% clay, and 66% sand. Which of the following is the soil texture of the soil?

Sandy Loam

Which of the following is true of atmospheric warming?

Some areas are increasing, other decreasing in average temperature

Which of the following contributes to global climate change through the direct release of carbon dioxide into the atmosphere?

Transporting products from one continent to another on a cargo ship

What winds do we experience in Raleigh, NC?

Westerlies

Cultural eutrophication leads to all of the following EXCEPT

an increase in dissolved oxygen

In a tragedy of the commons, an example of a "commons" could include

an ocean fishery

Compared with people in developing countries, people in industrialized countries are more likely to eat

beef

Biomass includes all

biological material

Which of the following is not considered a fossil fuel?

charcoal

Which of the following is matched correctly

chemosynthetic bacteria- producer

Which of the following is the correct order of soil particles in order of increasing size?

clay-silt-sand

Modern farming practices result in

decrease in biodiversity

Which of these is not a benefit found with reduced tillage farming?

decreased insects and weeds

A demographic transition is expected to accompany

economic development and stabilization.

Which of the following would be a provisioning service provided by a forest ecosystem?

fuel for heat

Peat is

has less energy than coal formed from ancient decaying plants a precursor to coal

Carbon monoxide is produced by

incomplete burning of fuels.

Why would switching to energy efficient light bulbs be good for the environment and the economy?

it will save both energy and money

Which of the following is an advantage of nuclear power over coal?

nuclear makes less waste than coal

Endocrine disruptors are pollutants that influence

organisms' hormone and reproductive systems

The population theory held by Thomas Malthus was that the human population would

outstrip its resources, then suffer starvation and misery.

Which of the following best describes the mechanism of the greenhouse effect in the Earth's atmosphere?

radiation is absorbed by gases in Earth's atmosphere

Which of the following is an appropriate remediation strategy for removing radon gas from the home?

seal or ventilate places where radon enters the living space

The zero population growth rate is slightly over two children per couple because

some children die and some couples do not have children.

The biome types that have lost the greatest percentage of their original (before human impact) area are

temperate forests and grasslands.

With respect to chemical pest controls, integrated pest management (IPM) uses

the minimum amount necessary as a last resort.

BOD indicates

the rate at which oxygen is being consumed by microorganisms in the water

The "ring of fire" is the source of more earthquakes and volcanic activity than any other place on earth. What causes the ring of fire?

the subduction of Pacific plates under continental plates

You are led blindfolded by your "friends" into a wilderness environment and left to fend for yourself for the summer. Luckily, you have a good coat because it looks like there may be a frost during the night and the mosquitoes are abundant. As you look around, you are relieved because you recognize some of the plants. There are some mosses, lichens, small shrubs, sedges, and grasses. However, you are annoyed because your shoes are wet and it looks like the soil all around you is waterlogged. Which biome are you in?

tundra