Worksheets7 Final Exam Study Guide
Total questions: 40
Worksheet time: 20mins
At some point in their lives, all chordates have a flexible supporting rod in their backs called a
notochord
gill.
nerve cord.
backbone
Fishes take in oxygen through their
fins
gills.
scales
vertebrae
Which characteristic is NOT common to all arthropods?
a segmented body
an external skeleton
jointed appendages
backbone
An arthropod’s tough outer covering is called
an endoskeleton.
an exoskeleton.
armor
a mantle.
Which of the following is a characteristic of insects?
one pair of antennae
four legs
three pairs of wings
two body sections
Which of these is NOT a stage in complete metamorphosis?
egg
larva
pupa
nymph
An organism that eats wastes and dead organisms is a
consumer
decomposer
pollinator
producer.
Which of the following is a characteristic shared by all animals?
Their bodies have many cells.
They eat plants.
They reproduce asexually.
They have skeletons.
An animal that has a backbone is called a(n)
cnidarian.
predator
vertebrate
invertebrate
An animal has bilateral symmetry if
no lines can be drawn to divide the animal into halves that are mirror images.
many lines can be drawn to divide the animal into halves that are mirror images.
one line can be drawn to divide the animal into halves that are mirror images.
any line through the center of the animal divides it into halves that are mirror images.
The process by which a new organism forms from the joining of an egg cell and a sperm cell is called
asexual reproduction.
sexual reproduction.
adaptation
budding
Organisms that grow on or in other organisms are called
parasites
hosts
prey
scavengers
Behavior almost always helps an animal
locate other animals of the same species.
either survive or reproduce.
show that it is afraid or tired.
protect itself from predators.
The first time a bird builds a nest, the bird builds the nest perfectly. This kind of behavior is an example of
behavior by instinct.
trial-and-error learning.
imprinting.
conditioning.
A traveler studies a map and reads directions to learn how to get to a distant city. The traveler’s behavior is an example of
trial-and-error learning.
behavior by instinct.
conditioning.
insight learning.
A signal that causes an organism to react in some way is called a(n)
stimulus
response
idea
message
What kind of learning did Pavlov demonstrate in dogs?
imprinting
insight learning
conditioning
instinct
An inborn response to a stimulus is a(n)
behavior
trial.
instinct
imprint
During soaring flight, a bird
rises on a current of warm air.
coasts downward through the air.
moves its wings rapidly.
folds its wings against its body.
Which characteristic is NOT common to all mammals?
They are ectotherms.
Their hearts have four chambers.
Their skin is covered with hair or fur.
Their young are fed with milk produced by organs in the mother’s body.
What characteristic is used to classify a mammal as a monotreme, marsupial, or placental mammal?
the environment in which it lives
how much hair or fur it has
the structure of its brain
the way in which its young develop
What is the name of the upward force that enables a bird to fly?
lift
gravity
air pressure
flight path
Which type of flight requires a bird to exert the most energy?
gliding
soaring
diving
flapping
The process by which an organism’s internal environment is kept stable in spite of changes in the external environment is called
healing
digestion
homeostasis
respiration
How many chambers are there in a typical adult amphibian’s heart?
1
2
3
4
Fossils are most often found in
mud
water.
desert sand.
sedimentary rock.
An animal whose body temperature does not change much, even when the temperature of the environment changes, is called
a temperature regulator.
a cold-blooded animal.
an endotherm.
an ectotherm.
What structure directs the activities of a cell?
nucleus
cytoplasm
cartilage
cell membrane
Messages are carried back and forth between the brain and other parts of the body by
respiratory tissue.
nervous tissue.
the circulatory system.
digestive tissue.
Which organ system makes blood cells?
skeletal system
nervous system
circulatory system
digestive system
How do pairs of skeletal muscles work together?
Both muscles contract at the same time.
Both muscles extend at the same time.
While one muscle in the pair contracts, the other returns to its original length.
One muscle in the pair pulls on a bone, while the second muscle pulls on the first muscle.
Skeletal muscles must work in pairs because
muscle cells can only contract.
muscle cells can only extend.
it takes two muscles to move a bone in one direction.
when muscles work in pairs, they tire less quickly.
The bones that form the backbone are called
vertebrae.
metatarsals.
tibia.
carpals.
The contamination of Earth’s land, water, or air is called
a renewable resource.
a nonrenewable resource.
extinction
pollution
The study of natural processes in the environment and how humans can affect them is called
resource management.
environmental science.
preservation.
conservation.
The practice of raising fish and other water-dwelling organisms for food is called
overfishing.
aquaculture.
sustainable yielding.
selective cutting.
A species that influences the survival of many other species in an ecosystem is called a(n)
extinct species.
niche species.
keystone species.
endangered species.
If all members of a species disappear from Earth, the species is said to be
extinct
endangered
threatened
keystone
The loss of a natural habitat is called
habitat destruction.
habitat fragmentation.
pollution
poaching
The most diverse ecosystems on Earth are
tropical rain forests.
coral reefs.
deep-sea areas.
fisheries.
