Question 20 Evolutionary change in one species causing evolutionary change in an

Question

Question 20

Evolutionary change in one species causing evolutionary change in another species is known as co-evolution.

True

False

Question 21

A population of salamanders inhabits a valley. One day the valley floods, dividing the population into two, with each occupying opposite riverbanks. Over thousands of generations, the river disappears, which permits the salamanders to encounter one another, however they can now no longer breed. This is an example of:

recombination speciation

artificial selection

temporal speciation

sympatric speciation

allopatric speciation

Question 22

The sudden disappearance of a majority of living species is called:

mass extinction

mass wasting

the Chris Angel effect

punctuated equilibrium

evolution

Question 23

In factory farms, pig feces are stored in ________________________.

enclosed sewer systems

buried pits

open air lagoons

shipping containers

an ocean outfall

Question 24

A natural water reservoir below the land surface that requires thousands of years to recharge is called a/an

natural dam.

equilibrium subsidence.

hydroreservoir.

aquifer.

none of these is correct.

Question 25

At the Sand Bar, customers can nibble on abalone snails with garlic butter and oysters on a half shell during their "happy hour." The adventurous patrons would be enjoying what types of mollusks?

bivalves and cephalopods

scaphopods and bivalves

cephalopods and polyplacophorans

cephalopods and gastropods

gastropods and bivalves

Question 26

The concentration of atmospheric carbon in May 2015 peaked at approximately

271 ppm

350 ppm

403 ppm

312 ppm

280 ppm

Question 27

Based on the fossil record and the degree of shell reduction, the most ancestral living cephalopod is the ________.

octopus

nautilus

cuttlefish

ammonite

squid

recombination speciation

artificial selection

temporal speciation

sympatric speciation

allopatric speciation

Explanation / Answer

20. True

21.Sympatric speciation

22. Mass extinction

23. Open air lagoons

24.Aquifers

25. cephalopods and gastropods

26.403ppm

27. Amonites

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