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WorksheetsUnit 6
Total questions: 70
Worksheet time: 35mins
Name
Class
Date
1.
Since the Marine Mammal Protection Act, most whale populations are increasing
a)
true
b)
false
2.
The sperm whale can produce sounds so loud that they can paralyze fish
a)
true
b)
false
3.
Most whales have only one calf per year
a)
true
b)
false
4.
water swallowed during feeding is blown out through the blow hole
a)
true
b)
false
5.
killer whales are very aggressive in teh wild
a)
true
b)
false
6.
some whales molt their skin
a)
true
b)
false
7.
whales sleep for several hours on the bottom
a)
true
b)
false
8.
during a phytoplankton bloom, the organisms produce a flower
a)
true
b)
false
9.
upwelling is bad for marine organisms like fish
a)
true
b)
false
10.
changing winds cause upwelling and red tides
a)
true
b)
false
11.
diatoms are associated with red tide
a)
true
b)
false
12.
meroplankton are not competitive with adult life forms
a)
true
b)
false
13.
the entire feeding cycle of marine animals is driven by vertical migration
a)
true
b)
false
14.
which is not a characteristic of pelagic zone
a)
largest marine ecosystem by size
b)
dominants are plankton and nekton
c)
more oxygen and food
d)
most complex food webs
15.
which is not a dominant group in pelagic zone
a)
plankton
b)
whales
c)
fish
d)
shellfish
16.
the zooplankton niche is
a)
producers
b)
consumers
c)
decomposers
d)
carnivores
17.
they phytoplankton niche is
a)
producers
b)
consumers
c)
decomposers
d)
carnivores
18.
which characteristic is NOT true of all plankton
a)
can not make forward motion against a current
b)
float or drift
c)
microscopic
d)
first or second step in the food chain
19.
which factor would not restrict the movement of organisms in the pelagic zone
a)
light
b)
bottom sediment differences
c)
chemical differences among water masses
d)
food
20.
Which strategy is used by plankton to reduce predation in the pelagic environment
a)
camouflage
b)
countershading
c)
schooling
d)
vertical migration
21.
which of the following adaptation is not a structural adaptation of plankton
a)
photosynthetic lipids
b)
air bladders
c)
flattened, pill box shape disks or chains
d)
trap light ions
22.
the population density of zooplankton depends on
a)
llight
b)
nutrients
c)
salinity
d)
phytoplankton
23.
the most common zooplankton is
a)
diatoms
b)
krill
c)
paramecium
d)
copepods
24.
how are holoplankton different from meroplankton
a)
they grow into larger adults
b)
they do not grow into larger adults
c)
they are photosynthetic
d)
they provide the basis of food chains
25.
the variety of pigments in algae
a)
give them a wide range of movement
b)
changes colors for camouflage
c)
provide more energy for the food chain
d)
allow them to function at various depths
26.
zooplankton are grouped by their
a)
size
b)
color
c)
method of movement
d)
method of feeding
27.
phytoplankton are grouped by their
a)
size
b)
color
c)
method of movement
d)
method of feeding
28.
a unicellular (one-celled) plankton does NOT have this feature
a)
pigment
b)
flagella
c)
atennae
d)
cilia
29.
whale migrations are timed to coincide with all of the following except
a)
weather
b)
migration of other fish
c)
mating
d)
blooms of diatoms
30.
marine mammals can remain under water for extended periods of time because
a)
they store oxygen in their muscles
b)
they have large lungs and extra air sacs
c)
in very cool water, the hemoglobin can carry more oxygen
d)
they are capable of diffusing oxygen through their skin
31.
The marine mammals protection act
a)
limits the number of whales taken for food but not for research
b)
makes whaling illegal in the US coastal waters
c)
protects all marine mammals except whales
d)
outlaws global whaling practices
32.
What structure is used to group whales
a)
flukes
b)
color and markings
c)
mouth structures
d)
presence or absence of a dorsal fin
33.
the function of counter-current exchange is
a)
to aid in navigation
b)
transfer arteriole heat to the veins
c)
prevent overheating
d)
move food to other part of stomach
34.
What is the average length of the largest whale?
a)
10 feet
b)
50 feet
c)
100 feet
d)
100 yards
35.
How are whales able to provide enough energy to sustain life
a)
they eat only the largest animals
b)
they continue to eat even when asleep
c)
they eat low on the food chain
d)
they store food in their muscles
36.
The role of the international whaling commission is to
a)
protects the declining whale population
b)
provides optimum utilization of whale resources
c)
regulates and enforces whaling quotas
d)
certifies that dolphins were unharmed in whale catche
37.
Which embryonic whale structure does NOT show a relationship to land-based mammals?
a)
dorsal fin
b)
blow hole
c)
limb buds
d)
tooth buds
38.
marine mammals differ from sharks and fish because they have different
a)
dorsal fin
b)
eyes
c)
tail positions
d)
body shapes
39.
whales communicate by
a)
using their vocal cords in their throats to sing
b)
flapping their fins in the water
c)
forcing air through their blow holes
d)
swimming in a circular pattern
40.
whales do not experience the bends because they
a)
breathe under water
b)
inhale and hold their breath before they descend
c)
exhale before they descend
d)
come up very slowly
41.
the oil filled melon is used to
a)
aid in flotation
b)
amplify sound vibrations
c)
magnify vision in cloudy water
d)
attract mates
42.
individual whales can be identified by their
a)
flukes
b)
dorsal fin
c)
teeth
d)
pectoral markings
43.
how many chambers in a whales heart
a)
1
b)
2
c)
3
d)
4
44.
the dorsal fin in toothed whales is used for
a)
attracting mates
b)
cooling off
c)
conserving heat
d)
collecting sound vibrations
45.
the structure is reduced in size or absent in larger whales
a)
blow holes
b)
nostrils
c)
dorsal fin
d)
lungs
46.
the blow hole connects to the
a)
brain
b)
mouth
c)
gills
d)
trachea
47.
toothed whales have
a)
peg-shaped teeth
b)
replaceable canine teeth
c)
specialized molars and incisors
d)
cone-shaped teeth
48.
the closer the relationship between two organisms the
a)
fewer taxa they share
b)
more taxa they share
c)
the longer their classification names
d)
greater variety of genes are expressed
49.
the system of grouping and identifying organisms is called
a)
taxonomy
b)
binomial nomenclature
c)
dichotomy
d)
morphology
50.
which two are used for scientific names
a)
phylum and kingdom
b)
class and order
c)
family and species
d)
species and genus
51.
Dichotomy refers to
a)
relationships
b)
classification
c)
evolution
d)
two choices
52.
which is the correct order?
1. kingdom
2. phylum
3. order
4. class
5. genus
6. family
7. species
1. kingdom
2. phylum
3. order
4. class
5. genus
6. family
7. species
a)
1, 2,3, 4, 5,6, 7
b)
1, 3, 2, 5, 7, 4, 6
c)
1, 2, 4, 3, 6, 5, 7
d)
1, 2, 6, 4, 3, 7, 5
53.
which does not describe phytoplankton
a)
are primary consumers
b)
begin all food chains
c)
produce 50-90% of the atmospheric oxygen
d)
critical biomass
54.
which item probably does not contain algae
a)
toothpaste
b)
ice cream
c)
hair spray
d)
pudding
55.
which is not associated with upwelling
a)
phytoplankton bloom
b)
red tide
c)
surface water moved away from shore
d)
nutrient loading in water
56.
red tide organisms do not
a)
give off neurotoxins
b)
result in paralytic shellfish poisoning
c)
alter the pH levels in water
d)
cause hepatitis
57.
which is not true of el nino
a)
named by peruvian fishermen
b)
caused by diatoms
c)
caused by a dinoflagellate
d)
first noticed in warm months
58.
which is a meroplankton
a)
daphnia
b)
amoeba
c)
crab
d)
brine shrimp
59.
phytoplankton migrate in the water column because
a)
they graze on zooplankton for food
b)
they absorb water that can be used as ballast
c)
photosynthetic lipids make them float
d)
they are hiding from larger animals
60.
vertical migration allows for ____ grazing periods per day
a)
one
b)
two
c)
three
d)
four
61.
sperm whale
a)
mammalia
b)
cetacea
c)
mysticeti
d)
odontoceti
62.
killer whale
a)
mammalia
b)
cetacea
c)
mysticeti
d)
odontoceti
63.
all have teeth
a)
mammalia
b)
cetacea
c)
mysticeti
d)
odontoceti
64.
taxonomic class for whales
a)
mammalia
b)
cetacea
c)
mysticeti
d)
chordata
65.
humpback whale
a)
mammalia
b)
cetacea
c)
mysticeti
d)
chordata
66.
taxonomic phylum for whales
a)
mammalia
b)
cetacea
c)
mysticeti
d)
chordata
67.
all have two blow holes
a)
mammalia
b)
cetacea
c)
mysticeti
d)
chordata
68.
all are planktivores
a)
mammalia
b)
cetacea
c)
mysticeti
d)
chordata
69.
all have baleen
a)
mammalia
b)
cetacea
c)
mysticeti
d)
chordata
70.
Whales taxonomic orders
a)
mammalia
b)
cetacea
c)
mysticeti
d)
chordata
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