Understanding and Sustaining Biodiversity

Question 1

Which will be the most helpful for reducing erosion from wave action of an island in the ocean

Accepted Answer

A coral reef

Question 2

Long term differences in which two variables are the primary determinants of climate?

Accepted Answer

precipitation and tempreature

Question 3

The largest area of old-growth forest in the world is located in

Accepted Answer

Russia

Question 4

Which path would sand grain take as it was eroded from a mountain, downstream to ocean floor

Accepted Answer

Littoral zone, aphotic zone, estuary, benthos

Question 5

Cape Cod juts out from the Eastern Coast of North America; this current keeps the water cool

Accepted Answer

Labrador Current

Question 6

An example in which the species is no longer found anywhere on the Earth is

Accepted Answer

biological extinction

Question 7

Which are of the oceans is most utilized by people for recreation?

Accepted Answer

Profundal zone

Question 8

The primary force responsible for tidal action is the

Accepted Answer

gravitational pull of the moon

Question 9

Where are photosynthetic organisms lease likely to be found?

Accepted Answer

Abyssal zone

Question 10

Which is a true statement about biomes?

Accepted Answer

Biomes consist of a mosaic of different commmunities

Question 11

Cutting the intermediate-aged trees in an uneven-aged forest is referred to as

Accepted Answer

selective cutting

Question 12

The biggest threat to biodiversity is

Accepted Answer

habitat destruction

Question 13

Sale of exotic pets and decorative plants decrease biodiversity by

Accepted Answer

They are invasive

Question 14

Which international treaty bans hunting, etc. of threatened/endangered species in 172 countries

Accepted Answer

CITES

Question 15

Converting a mid-western farm back to original prairie grassland

Accepted Answer

restoration

Question 16

The giant panda is prone to extinction because of all the following EXCEPT

Accepted Answer

it is a top predator

Question 17

Introduced species often become pests because they

Accepted Answer

are generalists

Question 18

Covering a landfill with topsoil and planting with vegetation is known as

Accepted Answer

rehabilitation

Question 19

Which of the below is an example of a change in weather?

Accepted Answer

A thunderstorm forms forms and drops 1.5 cm of rain

Question 20

Animal larvae that are weak swimmers and are moved around by the movement of wind and waves are

Accepted Answer

Zooplankton

Question 21

A reversal of this current is associated with ENSO events

Accepted Answer

N. Equatorial Current

Question 22

All of the following would result in an area that was recently clear cut EXCEPT

Accepted Answer

an increase in biodiversity

Question 23

Which area below will have the lowest net primary productivity /km2

Accepted Answer

Open Oceans

Question 24

This causes offshore upwellings of nutrient rich water responsible for plankton rich waters

Accepted Answer

Peru Current

Question 25

Which factor below is NOT a primary factor for where an organism is found in a water column

Accepted Answer

availability of light

Question 26

One effect of overgrazing of the natural rangeland is

Accepted Answer

soil erosion

Question 27

The sale of a forest to a developer for building and logging would most likely lead to

Accepted Answer

a loss of biodiversity due to habitat fragmentation

Question 28

A protected area that allows the migration of populations to move from on area to another is

Accepted Answer

a habitat corridor

Question 29

This current is responsible for moving heat away from the equator

Accepted Answer

Gulf Stream

Understanding and Sustaining Biodiversity

Questions 29

Understanding and Sustaining Biodiversity

Questions 29