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Duplicate of Biology
Duplicate of Biology
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#drought #deforestation #habitatloss #adaptations #food web #food chain
Flashcards
51 cards
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Questions
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Answers
1
Raccoons eat fish, berries, nuts, and green plants.
The raccoon is an example of
a decomposer
a producer
a carnivore
an omnivore
2
A coral reef can be described as-
a rock
an ocean current
an underwater cave
an ecosystem
3
How do plants affect the air that forest animals breathe?
Plants use oxygen from the air to make food.
Plants take carbon dioxide and release oxygen into the air
Plants release pollution into the air.
Plants release energy from the sun into the air.
4
What natural event most likely caused the damage to this forest habitat?
fire
dust storm
flood
drought
5
Which of these will probably cause the most changes in a pond habitat?
Many years with little rain in the pond
A frog swimming in the pond
Rocks at the bottom of the pond
A human fishing in the pond
6
Deforestation in the rain forest has impacted the planet by —
decreasing O2 production
increasing the amount of CO2 humans produce
decreasing the amount of fossil fuels produced
causing flooding around the world
7
Which characteristic suggests the kestrel is a carnivore?
long, narrow wings
good eyesight
sharp beak
none of these
8
Which of the following is a natural cause of changes in an ecosystem?
road construction
deforestation
housing development
hurricane
9
What most likely would happen if the frog population decreased in the area?
The grasshopper population would increase
The fish population would increase
The grass would grow taller
The heron would have more fish to eat
10
These living things are found in a pond.
Which of these is the producer?
snakes
dragonflies
frogs
algae
11
Which of the following organisms would best complete the food chain?
snake
Rabbit
robin
tree
12
Which organisms in the diagram are carnivores?
rabbits and birds
carrots and grasses
grasshoppers and mice
foxes and owls
13
Which organism in the food web competes with egrets for food
?
flounder
crab
heron
clam worm
14
The organisms providing the essential energy in this food web are-
producers
phytoplankton
all of these
sea grass and seaweed
15
These are the remains of an animal that was
hungry
omnivore
herbivore
carnivore
16
If the sea grass and seaweed were eliminated from the ecosystem, what organisms would survive?
crab and clam worm
egret and heron
insects, sea grass and seaweed
crab, clam worm, flounder, egret and heron
17
How does light, temperature, and soil composition influence
most
land ecosystems?
They cause water in the ecosystem to become polluted.
determines how much precipitation an ecosystem will have.
determines the types of plants and animals in the ecosystem.
They cause the ecosystem to become extinct.
18
This enclosure with a heat lamp is best suited for
bird
fish
lizard
butterfly
19
Which is one way that people can affect the environment in a positive result?
burning trash
Watering their lawns every day to have lush green grass
watching documentaries about nature
reforestation with native plants
20
Which would most likely reduce the population of the herbivore, Texas kangaroo rat?
removal of large sections of mesquite brush
reforestation of its native range
increase in the amount of rainfall
decrease in the number of prey
21
How does an increase in sunlight effect pond ecosystem?
all of these
a decrease in the carbon dioxide levels
an increase in the algae population
an increase in oxygen levels
22
What cycle is represented?
Water cycle
oxygen cycle
Plant life cycle
Carbon dioxide oxygen cycle
23
Acorn barnacles are found on rocks.
These rocks are the acorn barnacles’
habitat
ecosystem
food web
community
24
Which two organisms compete for energy in the food web?
crab and insects
sea grass and seaweed
egret and heron
all of these
25
How can sea turtles evade predators?
hard shells
all of these
swift locomotion
good eyesight
26
Camouflage MOST helps an animal with which of these life needs?
Finding shelter
Hiding from predators
Gathering enough food
Raising young
27
If the Texas kangaroo rat became extinct, the foxes in the same ecosystem would most likely-
take over the niche of the kangaroo rat
would increase in number
switch to a herbivore diet
become extinct as well
28
The animals in box B are different from the animals in box A because the animals in box B have-
feathers
feet for catching food
short legs
long beaks
29
Different types of birds feed on different types of food.
How is this a benefit ?
It reduces competition between different birds.
It allows different birds to escape from predators.
It allows different birds to build better nests.
It causes different birds to die more often.
30
Which statement about the type of organism that correctly completes this is
NOT
true?
The organism is unable to move.
The organism produces its own food.
The organism breaks down nutrients from decaying organisms.
The organism gets its energy from the sun
31
Feathers, wings, and the hollow bones of birds are examples of-
Unnecessary body parts
Camouflage
Adaptations for flight
Responses to stimuli
32
If phytoplankton were eliminated from the food web, what organisms would still survive?
sea grass and seaweed
all except clam worm
clam worm and crab
egret and flounder
33
How does the decaying of a fallen redwood contribute to the health of the forest?
It shelters young plants from the sunlight.
It allows depleted soil to be washed away.
It repels earthworms and insects.
It provides nutrients to other organisms.
34
In what way can humans stop other living things from becoming extinct?
introduce more predators
cut down their habitat
revegitate their habitat with native plants
hunt them all
35
Why are decomposers important in any environment?
They help to break down dead organisms.
They make places for animals to live.
They make food using sunlight.
They are a big part of the water cycle.
36
factor that limits a population’s size when populations become large and dense
seasons
competition for food
sea level height
weather
37
What should the student add to the model to make it more accurate?
the sun and decomposers
Predators such as bears
The sun
decomposers such as mushrooms
38
What adaptive characteristics help a scorpion catch and overcome its prey?
powerful legs
exoskeleton and tail with a stinger
claws and tails with a stinger
all of these
39
Which of the following does NOT help the snowshoe hare survive in its environment?
white coat
large, furry feet
being hunted by foxes and coyotes
quick locomotion
40
Which of these is a herbivore?
cat that eats mice
frog that eats insects
opossum that eats fruit and fish
cow that eats grass
41
How is the sun involved in the cycle?
The sun keeps the giraffe warm
The sun is used by the plant in photosynthesis
The sun keeps the plants warm
The sun helps the animals survive
42
In this food chain, which organism is the producer?
Snake
leaf
frog
caterpillar
43
Which item is needed to complete the table?
sunlight
spiders
insects
lizards
44
Which box shows an animal that mimics the other animal for protection?
J
H
G
F
45
All of these are consumers EXCEPT a
bullfrog
wasp
butterfly
tree
46
A turtle eats insects, tadpoles and aquatic plants.
Which of these best describes the turtle?
carnivore
decomposer
herbivore
An omnivore
47
Which describes energy through this food web?
Mice get energy from salamanders and insects.
Acorns get energy from insects and pine trees.
Snakes get energy from salamanders and mice.
Salamanders get energy from snakes and mice.
48
Which of these would probably cause a forest habitat to become a desert?
windy days
flooding
reseeding
drought
49
The teeth of a carnivore are MOSTLY —
rounded
wide
flat
pointed
50
According to the table, elk most likely compete with which organisms for food?
bronze frogs
bacteria
bighorn sheep
bobcats
51
What protects this animal from predators?
strong legs
tough skin
fierce teeth
shell
