1 / 1 pts

Professional athletes can gain a competitive advantage by living at altitudes over ______________ .

1mile

2400 meters

5284 feet

2400 feet

Question 2

1 / 1 pts

Barnacle penis length and width is able to change based on the environment that the barnacle is present in. This is referred to as: ______________________

Genotypic Plasticity

Sexual Competition

Precise Proportions

Phenotypic Plasticity

Question 3

1 / 1 pts

The bird previously known for having the longest migration, before scientists established that its travel distance was beneath that of the arctic tern, tops out at a ______________________ trip.

1,500 miles

52,000 mile

40,000 mile

20,000 mile

Question 4

1 / 1 pts

What is perhaps the most important variable in determining a regions climate?

The Sun

Precipitation

The Moon

Temperature

Question 5

1 / 1 pts

The stratosphere acts like a _______________ causing the warm air to spread out and separate, which ultimately forms the arid climate in deserts.

ceiling

roof

drain

pump

Question 6

1 / 1 pts

The landscape around Mount Saint Helens was initially dominated by flowering lupin plants, but these were creating new soil that was an appropriate habitat for the Sitka Willow. If this is the case, why was the willows’ growth still stunted?

The soil is still too acidic

A native species of weevil

Birds

An invasive species of weevil

Question 7

1 / 1 pts

As the overall climate of the planet continues to increase, many organisms’ ranges are changing. One example is that of mountains, where organisms that can move ____________________ the mountain, whereas others ____________ their habitable zone.

farther up; lose

farther down; gain

farther up; gain

farther down; lose

Question 8

1 / 1 pts

The yields of two crucial crops _______________ and ______________ are decreasing due to the changes in global climate.

wheat; soybeans

wheat; corn

soybeans; corn

soybeans; potatos

Question 9

1 / 1 pts

Asian carp were imported to America to clean catfish breeding ponds, but they escaped into the Mississippi River. Now there is only a(n) _________________________ keeping the Asian carp from invading the Great Lakes outside of Chicago.

group of zealous fisherman

species of predatory birds

series of electric barriers

electric eel population

IncorrectQuestion 10

0 / 1 pts

Because of tropical deforestation alone what is the approximate number of species lost per year?

(According to Tony Juniper who is an environmentalist. Fun fact, the number he cites isn’t really reflective of reality. Always google the “experts”!)

3,000

100

27,000

10

IncorrectQuestion 11

0 / 1 pts

Edward Ngai appreciates nature and natural biodiversity because of its ____________ properties.

intrinsic

green

extrinsic

No answer text provided.

Question 12

1 / 1 pts

A food chain starts with a(n) _____________

sun

primary energy source

energy source

producer

Question 13

1 / 1 pts

Only _______ of energy from trophic level 1 makes it to trophic level 2.

100%

1/10%

1%

10%

Question 14

1 / 1 pts

The branch of science that studies molecules containing carbon is called:

Inorganic Chemistry

Physics

Organic Chemistry

Biology

Question 15

1 / 1 pts

Nitrogen gas from the atmosphere needs to be “fixed” by __________ so that plants can use the nitrogen.

No answer text provided.

bugs

fungi

bacteria

Question 16

1 / 1 pts

Back in the ’30’s the US Government paid farmers to plant kudzu to prevent _____________

deforestation

erosion

the spread of Asian carp

root rot

Question 17

1 / 1 pts

David Lodge a biologist at the University of Notre Dame argues that the key to fighting invasive species is ____________

importing predators

increasing arrests of people releasing invasives

prevention

targeted hunting and fishing laws

Question 18

1 / 1 pts

Coral reefs and oysters are dying because of what change in ocean conditions tied to climate change?

Methane emissions

Increased Acidity

Decreased Acidity

Invasive Species

Question 19

1 / 1 pts

Because plants are not all equally effective at sequestering carbon dioxide, some plants will grow greater biomass than others at a higher rate. This response to a global increase of CO2 could lead to what?

erosion

plants will become more acidic

an increase in the number of plant species

a loss of biodiversity

Question 20

1 / 1 pts

When light energy from the sun hits the surface of the earth it takes on an extended wavelength known as infrared. Infrared could also be called:

heat energy

russet

ultraviolet waves

actinic emissions

Question 21

1 / 1 pts

Because the earth’s axis is tilted we experience seasonal variation. When a hemisphere is closest to the sun we call that:

summer

orbit

winter

a period of cooling

Question 22

1 / 1 pts

Areas north of the arctic circle are referred to as being in the:

middle latitudes

high latitudes

antarctic

tropics

Question 23

1 / 1 pts

Climactic regions are determined by ______________ and _________________.

temperature; precipitation

precipitation; gulf stream

sun exposure; precipitation

temperature; migration

Question 24

1 / 1 pts

At higher altitudes there is less _____________ available, so our bodies respond by producing more _______________

carbon dioxide; red blood cells

carbon dioxide; muscle mass

oxygen; red blood cells

oxygen; muscle mass

Question 25

1 / 1 pts

When Mount Saint Helen’s erupted how far did the damage reach?

2 miles

100 feet

13 miles

Globally

Quiz