As demonstrated by this energy pyramid, the majority of energy available is at the _____________ level.
4th trophic level
3rd trophic level
2nd trophic level
1st trophic level
2. Multiple Choice
30 seconds
1 pt
As demonstrated by this energy pyramid, available energy _____ as you move up.
increases
decreases
3. Multiple Choice
3 minutes
1 pt
If the krill were removed from this ecosystem, which would organism would most be affected ?
bir
leopard seal
fish
baleen whale
4. Multiple Choice
3 minutes
1 pt
According to this diagram, which organism is at the top of its food chain ?
bald eagle
seabird
seal
oyster
5. Multiple Choice
30 seconds
1 pt
?
hawk
mouse
salamander
snake
6. Multiple Choice
1 minute
1 pt
What powers this food web ?
the carbon cycle
the water cycle
the sun's energy
the fruit that produces the seeds
7. Multiple Choice
30 seconds
1 pt
?
red fox
deer
black bear
rabbit
8. Multiple Choice
30 seconds
1 pt
Which organisms directly benefit from the decomposers ?
grasses and grasshoppers
trees and grasses
grasshoppers and bark beetles
bacteria and rabbits
9. Multiple Choice
1 minute
1 pt
In this food web, which organisms are correctly identified as decomposers ?
grasses, mushroom, bark beetles
mushrooms, bacteria, grasshoppers
bacteria, flower seeds, grasses
mushrooms and bacteria only
10. Multiple Choice
30 seconds
1 pt
?
how energy flows between organisms
how energy increases along a food chain
how energy transfers from consumer to producer
how energy remains constant along a food chain
11. Multiple Choice
3 minutes
1 pt
Which organism is most likely to be affected if the farmer decides not to plant grains ?
foxes
mice
grasshoppers
birds
12. Multiple Choice
30 seconds
1 pt
According to this food web, which organisms compete for food ?
birds and rabbits
foxes and birds
grasshoppers and mice
owls and birds
13. Multiple Choice
30 seconds
1 pt
Which organism is missing from this food chain ?
decomposer
herbivore
carnivore
producer
14. Multiple Choice
30 seconds
1 pt
Which statement is most likely to occur if snakes were removed from this food chain ?
plants would increase
rats would decrease
vultures would increase
rats would increase
15. Multiple Choice
30 seconds
1 pt
?
water evaporating
energy being transferred
the moon changing phases
light being reflected
16. Multiple Choice
30 seconds
1 pt
Which statement is true ?
hawks are decomposers
beetles are primary consumers
plants are consumers
catfish are producers
17. Multiple Choice
30 seconds
1 pt
?
hawks
grapes
toads
mice
18. Multiple Choice
30 seconds
1 pt
Which would most likely occur if clams were removed from this ecosystem ?
there would be less food for the snails
there would be more food for the crabs
the crabs would eat more snails and fish
the algae would decrease
19. Multiple Choice
30 seconds
1 pt
Which organism is in direct composition with the clam ?
fish
snails
algae
crab
20. Multiple Choice
3 minutes
1 pt
According to the diagram, Which organism is both predator and prey ?
raccoon
plant
crab
fish
21. Multiple Choice
30 seconds
1 pt
?
finding a mate
competing for food
seeking shelter
migrating for winter
22. Multiple Choice
30 seconds
1 pt
Mountain lions do not live near
humans. As the human population increases, the mountain lion—
loses habitat
increases in population
adapts to city life
has more cubs
23. Multiple Choice
1 minute
1 pt
In
the
picture , what gas is being released by the plant into the test
tube?
carbon dioxide
hydrogen
oxygen
helium
24. Multiple Choice
30 seconds
1 pt
Living
plants
and fish are shown in the aquarium.
These plants
are providing the fish with—
water
light
oxygen
carbon dioxide
25. Multiple Choice
30 seconds
1 pt
.
Carbon dioxide is used by—
animals during respiration
animals, plants, and fungi during respiration
plants during photosynthesis
plants and fungi during transpiration
26. Multiple Choice
30 seconds
1 pt
Which
gas
is given off by plants in the carbon cycle?
hydrogen
nitrogen
oxygen
helium
27. Multiple Choice
30 seconds
1 pt
In
a
forest, how do decomposers help other
organisms survive?
they release oxygen into the air that animals breathe
they put nutrients into the soil that plants use to grow
they provide shelter in forests where animals can hide
they use sunlight to make food for plants and animals
28. Multiple Choice
3 minutes
1 pt
Plants
use
sunlight and take in carbon dioxide from the air and water from the environment
to make food. In this process, they release oxygen back into the environment. How is
this important to
the survival of other living things?
plants use this oxygen to make water
people need this oxygen to make electricity
animals use oxygen for food
living things need oxygen for respiration
29. Multiple Choice
1 minute
1 pt
An
increase
in the average level of carbon dioxide in the atmosphere is most likely caused by
an increase in the —
extinction of animals
plant life on Earth
number of large forest fires
number of solar-powered homes
30. Multiple Choice
30 seconds
1 pt
Plants
use
different compounds to complete the process of photosynthesis. What gas do plants give off as a
waste product during photosynthesis?
carbon dioxide
nitrogen
oxygen
water
31. Multiple Choice
30 seconds
1 pt
Which
gas is
given off by plants during
the carbon dioxide/oxygen cycle?
hydrogen
nitrogen
oxygen
helium
32. Multiple Choice
30 seconds
1 pt
Which
of
the following gases do plants use in photosynthesis?
hydrogen
oxygen
carbon dioxide
carbon monoxide
33. Multiple Choice
30 seconds
1 pt
Which
process
is illustrated in the following system?
nitrogen cycle
photosynthesis
phototropism
water cycle
34. Multiple Choice
30 seconds
1 pt
Which
gas
in the air would increase if a large number of trees were cut down?
carbon dioxide
nitrogen
oxygen
water vapor
35. Multiple Choice
30 seconds
1 pt
Many types of plants grow in a forest
ecosystem. How do plants affect the air
that forest animals breathe?
plants use oxygen from the air to make food
plants release pollution into the air
plants take in carbon dioxide and release oxygen into the air
plants release energy into the sun
36. Multiple Choice
1 minute
1 pt
Study
the
picture of the hawk shown . Which
of the following body parts BEST helps the hawk to meet its basic
needs?
its sharp claws for grabbing prey
its dark, outer covering of feathers
its long tail feathers for better swimming
it strong back for carrying heavy prey
37. Multiple Choice
30 seconds
1 pt
A
chameleon’s
ability to change its color to blend in with
its surrounding is an adaptation called—
selection
symmetry
evolution
camouflage
38. Multiple Choice
30 seconds
1 pt
Which of these would rely on the wind to transport them far away from the parent plant ?
row 1
row 2
row 3
39. Multiple Choice
30 seconds
1 pt
Which row contains seeds that would be transported by an animal's fur ?
row 1
row 2
row 3
40. Multiple Choice
1 minute
1 pt
Which of these would be best for a carnivorous predator ?
b
d
f
all of them
41. Multiple Choice
30 seconds
1 pt
Which of these would be best for a duck ?
a
b
c
d
42. Multiple Choice
30 seconds
1 pt
What do plants take in through their
root systems?
light
water
carbon dioxide
oxygen
43. Multiple Choice
3 minutes
1 pt
Which correctly identifies the birds that are carnivorous predators ?
a, b, c
a, d, f
b, a, h
a, e, i
44. Multiple Choice
1 minute
1 pt
The two structures most plants use to gather nutrients and energy to live are—
roots and leaves
roots and flowers
stems and roots
stems and leaves
45. Multiple Choice
30 seconds
1 pt
Which of the following best explains how stems transport water to
other parts of the plant?
through a chemical called chlorophyll
by using photosynthesis
through a system of tubes
by converting water to food
46. Multiple Choice
30 seconds
1 pt
Plants produce their own food. In which
part of the plant is most of its food produced?
leaf
fruit
stem
root
47. Multiple Choice
30 seconds
1 pt
Which of the following animal features
most helps the animal move around in its habitat?
a bird's sharp beak
a cow's tail
a sea turtle's flippers
a black bear's fur
48. Multiple Choice
1 minute
1 pt
Based on the size and shape of this fossil's teeth, paleontologists can determine it was a ---
herbivore
carnivore
producer
vegetarian
49. Multiple Choice
3 minutes
1 pt
Paleontologists studied this dinosaur fossil and determined it was an herbivore. Which is the best evidence that it is a plant eater ?
The size of the skull
the flat teeth for grinding
the pointed teeth for ripping and tearing
the lower jaw is even with the upper jaw
50. Multiple Choice
30 seconds
1 pt
Brightly colored flowers are most often
pollinated by —
wind
mammals
rainfall
insects
51. Multiple Choice
30 seconds
1 pt
Which food is this beak adapted for ?
spearing fish
cracking nuts
rooting out worms
filtering water
52. Multiple Choice
30 seconds
1 pt
Which group can live without water?
producers only
consumers only
both producers and consumers
neither producers nor consumers
53. Multiple Choice
1 minute
1 pt
Look at the pictures above. How is the snail’s shell like the porcupine’s
quills? They are both used for—
digestion
protection
gathering food
breathing
54. Multiple Choice
30 seconds
1 pt
The appearances and behaviors that
organisms develop to help them meet their needs are called—
instincts
skills
systems
adaptations
55. Multiple Choice
30 seconds
1 pt
Blue whales have no teeth. Instead, they have rows of bristled strands
that look like a broom, called baleen, which filters their food. Which of the following sea creatures are their
most common food?
seals and sharks
dolphins and porpoises
turtles and penguins
small fish and krill
56. Multiple Choice
30 seconds
1 pt
All animals need air to survive. An
insect gets air through tiny holes on the sides of its body. A whale breathes
through a blow hole. What body part do fish use to breathe?
gills
skin
nose
mouth
57. Multiple Choice
30 seconds
1 pt
Blue herons are birds which can often be
seen in shallow water such as marshes, ponds, and streams. They feed on fish, frogs, and other small
animals. Which
of
the following external characteristics helps
a blue heron find food?
long beak
thick feathers
strong wings
light colors
58. Multiple Choice
30 seconds
1 pt
During winter, the white fur of an arctic
fox blends in with the snow. This
adaptation is called—
hibernation
migration
camouflage
movement
59. Multiple Choice
30 seconds
1 pt
Why do large trees have a difficult
time living in the tundra?
a tundra is too hot for trees to grow large
animals that live in a tundra destroy most vegetation
flooding occurs too often in a tundra for large trees to grow
the soil in a tundra is too frozen for large trees to grow
60. Multiple Choice
30 seconds
1 pt
A certain environment is warm and wet
all year long. Which of the following characteristics would be BEST for an
animal adapted to this environment?
thin skin
thick fur
long tail
layer of blubber (fat)
61. Multiple Choice
30 seconds
1 pt
What function is served by plant
adaptations such as stinging hairs, thorns, and briars?
reproduction
photosynthesis
protection
disease prevention
62. Multiple Choice
30 seconds
1 pt
A green tree frog lives in a forest.
How does the frog's green color
help it to survive?
by helping the frog find other frogs
by keeping the frog cool
by making the frog hard to see when sitting on leaves
by allowing the frog to make its own food
63. Multiple Choice
30 seconds
1 pt
Since all living things need nutrients
(food) in order to survive, why can plants survive in a clear, closed system
but animals cannot?
plants are not living things, but animals are
plants can make their own food, but animals cannot
plants can live for long periods of time without nutrients
plants take in and give off oxygen, but animals do not
64. Multiple Choice
30 seconds
1 pt
The flowers that grow on the floor of a
tropical forest have long stems. How
does this adaptation help them survive in their environment? Long stems—
protect them from getting too hot
make it easier for them to get sunlight
prevent them from being eaten
make it easier to pull them up
65. Multiple Choice
3 minutes
1 pt
Armadillos and coral snakes both live in
Texas. When an armadillo is threatened,
it curls its armored body up like a ball. A coral snake curls its tail into a
tight spiral and holds it up when an enemy is near. Although these animals are
very different, what is one way in which they are similar?
they both live in water
they have a hard outer covering
they have ways to protect themselves
they attack their enemies with poison
66. Multiple Choice
30 seconds
1 pt
Which of the following is an example of
an adaptation of an animal’s body that would improve its chances of survival in
a specific environment?
an armadillo digging a hole under a fence
a chameleon changing colors to hide from a predator
geese flying in a V formation
a gibbon swinging from branch to branch to escape a predator
67. Multiple Choice
30 seconds
1 pt
Which of the following is NOT a way
desert animals have adapted to survive in the desert?
grow long thick fur
are active at night
survive on little water
live in burrows
68. Multiple Choice
30 seconds
1 pt
Polar bears have thick, white hair. What
advantage does that give the polar bears?
more people will hunt them for their fur
they look bigger and impress their enemies
they hunt better and can catch more food
they stay warmer in very cold climates
69. Multiple Choice
30 seconds
1 pt
What specialized structures do deer have
that help them survive against predators?
A Warm, brown hair B Fast running bodies C Good digestive systems D Large and intelligent brains
warm, brown hair
fast running bodies
good digestive systems
large and intelligent brains
70. Multiple Choice
1 minute
1 pt
Which numbered part of the sunflower is
MAINLY responsible for photosynthesis?
part 1
part 2
part 3
part 4
71. Multiple Choice
30 seconds
1 pt
Some animals, such as the snowshoe hare,
have fur that is similar to the color of their surroundings. During the winter, a snowshoe hare’s fur
changes to—
dark brown
light gray
brown spots
pale white
72. Multiple Choice
30 seconds
1 pt
Which statement below is an example of an
inherited
trait in
a living thing?
a child learns how to read
a cat has a broken leg
a white dog has a puppy with white fur
a tiger has a scar on its back
73. Multiple Choice
30 seconds
1 pt
Smelts are fish that lay their eggs in the
sand on beaches. When the eggs hatch,
the babies know to go to the water. This
is an example of—
instinct
hibernation
camouflage
learned behavior
74. Multiple Choice
30 seconds
1 pt
Which of the following characteristics
are you most likely to inherit from a parent?
weight
temper
eye color
food preferences
75. Multiple Choice
30 seconds
1 pt
Which of the following is most
likely a learned behavior?
AA lizard warming itself in the heat of
the sun B A cat running to the kitchen at the sound
of a can opener C Butterflies migrating from Canada to
Mexico each year D A caterpillar feeding on a milkweed plant
a lizard warming itself in the heat of the sun
a caterpillar feeding on a milkweed plant
butterflies migrating from Canada to Mexico each year
a cat running to the kitchen at the sound of a can opener
76. Multiple Choice
3 minutes
1 pt
Crows are found throughout many parts of
the world. They are black birds with excellent hearing. In the wild they live
for six to seven years. Some crows in Japan open hard-shelled nuts by dropping
them in front of moving cars. Which of these is a learned behavior?
living six to seven years
having black feathers
dropping hard-shelled nuts in front of cars
having excellent hearing
77. Multiple Choice
30 seconds
1 pt
Which of the following is the correct
sequence of the changes in the life cycle of a plant?
A. germination, see, growth, reproduction, maturity
B. seed, germination, growth, maturity, reproduction
C. growth, germination, seed, maturity, reproduction
D. seed, growth, germination, reproduction, maturity
78. Multiple Choice
30 seconds
1 pt
Which stage
of development occurs in the life cycle of both animals and plants?
pupa
adult
seed
metamorphosis
79. Multiple Choice
3 minutes
1 pt
. Which of
these shows the correct order of corn plant development?
1, 2, 3, 4
4, 3, 2, 1
2, 4, 3, 1
3, 1 , 4 , 2
80. Multiple Choice
1 minute
1 pt
The greatest similarity between the life cyle of an oak tree and a mayfly -
the young of both organisms look like small adults
both organisms reproduce by laying eggs
both organisms change appearance as they mature
both organisms require damp soil to reproduce
81. Multiple Choice
30 seconds
1 pt
Crickets, grasshoppers, cockroaches, and
dragonflies are examples of organisms that go through incomplete
metamorphosis. A physical characteristic
that distinguishes the nymph from the other two stages would be that it
is—
wingless
worm-like
colorless
developed
82. Multiple Choice
30 seconds
1 pt
What are the distinct life cycle stage of
complete
metamorphosis?
A. seed, seedling, baby plant, adult
B. egg, larva, pupa, adult
C. seed, pupa, larva, adult
D. birth, growth, maturity, death
83. Multiple Choice
30 seconds
1 pt
How is incomplete metamorphosis different
than complete metamorphosis?
incomplete metamorphosis is the undeveloped growth of organisms
incomplete metamorphosis is an unfinished life cycle
incomplete metamorphosis has fewer life cycle stages
incomplete metamorphosis is the partial body development of organisms
84. Multiple Choice
30 seconds
1 pt
Which stage of an butterfly’s life cycle
is illustrated at stage 2 in the diagram above?
larva
egg
pupa
adult
85. Multiple Choice
1 minute
1 pt
The diagram shows the life cycle of a
darkling beetle. The stages in its life
cycle are labeled W, X, Y, and Z.
Which stage is shown at Y? A Adult B Egg C Larva D Pupa
adult
egg
pupa
nymph
86. Multiple Choice
1 minute
1 pt
Which statement correctly compares these
life cycles?
Butterflies lay eggs and grasshoppers do not lay eggs.
Butterflies have wings throughout their life cycle and grasshoppers do not.
Butterflies have more legs as adults than do grasshoppers as adults.
Butterflies go through more body-shape changes than do grasshoppers
87. Multiple Choice
30 seconds
1 pt
What life cycle stage is present in
complete metamorphosis but not in incomplete metamorphosis?
nymph
adult
larva
egg
88. Multiple Choice
1 minute
1 pt
An adult dragonfly lays eggs. Nymphs emerge from the eggs, grow and turn
into adults. This cycle is a type
of—
organic photosynthesis
complete metamorphosis
morphing into a new organism
incomplete metamorphosis
89. Multiple Choice
30 seconds
1 pt
At which stage of its life cycle is a
butterfly able to produce offspring?
pupa
adult
egg
larva
90. Multiple Choice
30 seconds
1 pt
Which diagram shows an example of metamorphosis?
F
G
H
J
91. Multiple Choice
30 seconds
1 pt
Which part of this life cycle shows the adult
organism?
Q
R
S
T
92. Multiple Choice
1 minute
1 pt
Which observation best supports the
conclusion that this insect undergoes incomplete metamorphosis?
the insect changes color when it becomes an adult
the first stage of the insect's development is an egg
the insect undergoes more than four stages in its development
the insect has similar body parts throughout its development