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14 Aug 2019

Question 13

Species that are purposely or accidentally introduced to a new geographical region

Answers:

frequently form hybrids with native species

die out quickly

can become serious pests by killing the native species

experience increased mutation rates that help them adapt to the new ecosystem

______________

20

Match the following terms with correct definition.

Question

biome

population

ecosystem

community

All Answer Choices
A.

all of the individuals of a species in a specific area

B.

comprises all of the biotic and abiotic factors in a particular area

C.

interacting species occupying a given habitat

D.

large scale interactions of species defined on land by the type primary type of vegetation

_______________

Question 24

Which of the following is an example of a species distributed in a random distribution?

Answers:

oak trees that drop their seeds to the ground

a herd of elephants traveling to the watering hole

dandelion seeds that are blowing in the wind

nesting penguins

________________

Question 33

________

Which of the following is a threat to biodiversity?

Answers:

habitat loss

overharvesting

climate change

all of the above

_____________

Some theories around why more diversity in species or areas known as [a___________] are found near the [b_______] are: more energy or greater [c_____] of the ecosystems, giving the opportunity for more [d________].

Answers:

age

speciation

equator

size

hotspots

evolution

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Patrina Schowalter
Patrina SchowalterLv2
16 Aug 2019

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