This larva will become which adult?

1
This larva will become which adult?
A.
B.
C.
D.
E.
2
2.In sampling a stream, you find lots of mayfly
and stonefly larvae, as well as several dragonfly
and damselfly nymphs. However, you do NOT find
many leeches, planaria, or horsefly larvae. Based
on this, how clean would you say your stream is?

1. Very clean
2. Mildly polluted
3. Extremely polluted
4. Completely toxic

3
3. Which order does this disgusting creature
belong to?

1. Arthropoda
2. Blattoidea
3. Coleoptera
4. Diptera
5. Ephermeroptera

4
4.Which organism must come up to the surface to
breathe?
A.
B.
C.
E.
D.
5
5.Which of these organisms is parasitic AT THE
LIFE STAGE DEPICTED?
A.
B.
C.
D.
6
7.Which one of these snail shells has a sinistral
opening?
B.
C.
A.
E.
D.
7
8.Of the following arthropods, which one is an
Arachnid?
B.
A.
C.
D.
8
9.Which of these organisms does NOT have a
parasitic stage in its life cycle?
A.
B.
C.
D.
9
11.Which animal phylum is represented by this
diseases ALTERNATE HOST?

• Annelida
• Arthropoda
• Chordata
• Platyhelminthes
• Mollusca

10
14.What will this organism eat?

1. Fishes
2. Other Arthropods
3. Frogs
4. Snakes
5. All of the above

11
15.The air bubble a diving beetle uses for air on
its trips underwater is analagous to a

1. a scuba tank
2. a snorkel
3. a set of gills
4. a blowhole

12
16.The tube a water scorpion uses for air on its
trips underwater is analagous to a

1. a scuba tank
2. a snorkel
3. a set of gills
4. a blowhole

13
17. A.) Complete or B.) incomplete Metamorphosis?
14
18.Which gender is more important amongst
Daphnia?

1. Male
2. Female
3. Neither theyre hermaphroditic
4. Neither they breed asexually

15
20.Heres another reason why you dont play in
the water

• Which animal phylum is represented by this
  diseases CAUSE?

1. Annelida
2. Arthropoda
3. Chordata
4. Platyhelminthes
5. Mollusca

16
22.This adult came from which larva/nymph?
C
B
D
A
E
17
23.Complete or incomplete Metamorphosis?
18
24.This mouth type is most analogous to..

1. a soda straw
2. a hypodermic needle
3. a crane arm
4. tweezers

19
25.What kind of snail is this?

1. Bithynid
2. Pleurocerid
3. Planorbid
4. Physid

20
27.Of the following aquatic insects which one is
the most important economically and politically?
A.
B.
C.
E.
D.

21
3. These animals eat with?

1. Mandibles
2. Labial palps
3. Maxillae
4. Radula

22
4. Environmental Niche?

• Planktonic Predator
• Nektonic Predator
• Benthic Filter Feeder
• Nektonic Grazer
• Planktonic Grazer
• What class is represented here?
• Pelecypoda
• Gastropoda
• Mollusca
• Cephalopoda
• Echinodermata

23
6. Dory is messing with a member of what phylum?

• Arthropoda
• Belamniphora
• Cnidaria
• Diverticulata
• Echinodermata

24
Phylum?

• Annelida
• Chordata
• Cnidaria
• Platyhelminthes
• Echinodermata

25
10. Three phyla are represented in this picture.
Select them from the list below.

1. Arthropoda
2. Mollusca
3. Cnidaria
4. Porifera
5. Echinodermata

26
What niche does this animal occupy?

1. Nektonic predator
2. Benthic grazer
3. Burrowing scavenger
4. Planktonic predator
5. Nektonic grazer

27
14. What is the purpose of this structure found
in living angelwing clams?

1. Sexual reproduction
2. Locomotion
3. Filter feeding
4. Digestion
5. Excretion

28
15. Which of the following are most closely
related to this sea anemone?

1. Jellyfish
2. Crayfish
3. Crab
4. Sponge
5. Starfish

29
18. Which animal is NOT an echinoderm?

1. Lightning Whelk
2. Brittle Star
3. Sea Cucumber
4. Sand Dollar
5. Sea Urchin

30
20. What part of its former owner is this?

1. Stomach
2. Brain
3. Heart
4. Skeleton

31
22. These are cuttlefish. What class do they
belong to?

1. Arthropoda
2. Pelecypoda
3. Cephalopoda
4. Gastropoda
5. Polyplacophora

32
23. This gorgeous creature is a chiton. It has
a muscular foot and a primitive, segmented shell.
Based on this, what phylum do chitons belong in?

1. Arthropoda
2. Mollusca
3. Platyhelminthes
4. Annelida
5. Echinodermata

33
24. Most marine invertebrates undergo a
complete metamorphosis through their life cycle.
Between the egg and adult stage, they are usually
microscopic free-floating organisms drifting
about with the currents. At this time, they are
considered to be

• A. Nekton
• B. Benthos
• C. Sessile
• D. Plankton

34
27.These barnacles and oysters are sedentary as
adults and remain attached to the substrate. What
is this called?

1. Planktonic
2. Nektonic
3. Sessile
4. Demersal
5. Echinic

• What phyla are represented by these 2 organisms?
  Select from the list below.
• Arthropoda
• B. Porifera
• C. Mollusca
• D. Annelida
• E. Echinodermata

35
29. How would you classify this creatures niche?

1. Sessile Filter-feeder
2. Benthic scavenger
3. Benthic grazer
4. Benthic predator
5. Nektonic predator

36
31. Among the animals depicted, which have
radial symmetry?
B.
A.
C.
D.
E.
37
28. What makes aquatic macroinvertebrates such
good indicators of pollution levels?

1. They have complex life cycles.
2. They dont swim very well, so they cant get away
   from pollution.
3. Many transmit disease.
4. Some are parasites
5. They are near the bottom of the food chain.