Reef Quiz

[ridetheducati]

Have fun with the following questions.  I will occasionally add new questions.  The correct answers will be provided.

 

1.  These are the products of the process of nitrification in the order of the their appearance.

 

a) ammonia, nitrite, nitrate

b) mineralization, nitrification, denitrification

c) nitrate, nitrite, nitrogen

d) nitrite, nitrogen, ammonia

 

2.  If you add carbon dioxide to seawater the pH 

 

a) quickly rises.

b) quickly drops.

c) usually stays the same and then rises.

d) usually stays the same and then drops.

[Origami]

A quiz! Neat idea.

 

By all means, proceed and have fun!

[surf&turf]

1 a

2 b

[ridetheducati]

3.  MACNA is the acronym for 

a) Marine Aquarium Council for National Action.

b) Maritime Action Conference for National Aquariums.

c) Marine Aquarium Conference of North America.

d) Meaningful Activities Colloquium for Northern Aquarists.

 

4.  Ethology is the study of 

a) reef structure.

b) the ethics of ecology.

c) marine ecology.

d) animal behavior.

[YHSublime]

C & D

[ridetheducati]

5.  What causes the great water flows known as tides?

a) the wind patterns that circle the earth

b) the great conflict between Neptune and Poseidon

c) the gravitational forces of both sun and moon

d) the gravitational forces of the moon.

 

6.  Which composes 3.5 percent of sea water?

a) nitrogen gas

b) salts

c) organic matter 

d) phytoplankton

[YHSublime]

D & B

[Bruleyii]

This is fun!

[ridetheducati]

7.  Specific gravity is a measure of the amount of salt dissolved in sea water.

a)  True, the more dissolved salt the higher the specific gravity.

b)  False, specific gravity only measures density.

c)  True, but only if corrected for water temperature.

d)  False, specific gravity is a measure of the volume of pure water in the solution.

 

8.  In which of the following groups are all three part of the sea plankton?

a)  diatoms, copepods, kelp

b)  dinoflagellates, Caulerpa, rotifers

c)  diatoms, copepods, bacteria

d)  plastic bags, fish eggs, swimming crabs

[ridetheducati]

9.  What makes seawater salty?

a) Only one major salt, sodium chloride (NaCL) gives the sea its salt.

b) Hundreds of compounds, many of them salts contribute to the density of seawater.

c) Seven major salts are always present in the same ratios in oceanic and coastal seawater.

d) none of the above.

 

10.  If you have many Aiptasia anemones which is the best way to remove them?

a) smashing them with a hard object

b) using the sea slug Berghia to eat them

c) adding the copperband butterfly fish to eat them

d) stroking them with an elegance coral

[ridetheducati]

Answers to the first 10 questions:

 

1. A

2. B 

3. C

4. D

5. C

6. B

7. B

8. C

9. C

10. B

[ridetheducati]

11.  What is arguably the most important factor in who wins the battle for territory?

a) Who is the largest fish.

b) Who was there first.

c) Who has the brightest color.

d) Who has the sharpest spines.

 

12. Clownfish are able to live within the stinging tentacles of anemones because

a) the anemone recognizes them as friends.

b) clownfish can never be stung by anemones.

c) the mucus on the skin of clownfish prevents the anemone from stinging the fish.

d) as long it is not hungry, the anemone will not sting the clownfish, this is why clownfish feed the anemone.

 

13. What is the function of the lateral line of a fish?

a) to smell the water to detect the presence of other fish

b) to produce mucus that guards the skin of fish

c) to provide a ferntastsinn sense

d) to do all of the above

 

14. If you have a "Turbo" in your tank, you have

a) a very fast snail.

b) a clam in the genus Turbo.

c) an efficient protein skimmer.

d) a small snail that is an efficient herbivore

 

15. When selecting a blue starfish, Linckia for a marine aquarium, it is important to 

a) pick the largest specimen.

b) check for tiny clam-like parasites under the arms.

c) make sure that the star has five arms.

d) make sue that the water vascular system is pumping water under high pressure