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Ch 8, Les 4-6, 7th Grade
Test Description: Animal Life Processes
Instructions: Answer all questions to get your test result.
1) Animals that eat only plant material
A
omnivores
B
herbivores
C
carnivores
2) Filter feeders...
A
eat only meat
B
eat only plants
C
strain food from the water
3) Complex organisms have digestive systems that consist of
A
one opening for both food and waste
B
digestion in cells
C
a tube twith two openings
4) Because cells tend to use oxygen in cellular respiration, oxygen diffuses ___ cells.
A
into
B
out of
5) Saclike structures that are made up of a thin layer of cells where gases are exchanged between air and blood
A
lungs
B
skin
C
hearts
D
gills
6) All animals that live in water have gills.
A
true
B
false
7) Which is NOT a way that animals on land get oxygen?
A
tracheal tubes
B
gills
C
through their skin
D
book lungs
8) All vertebrates have a ___ circulatory system in which blood always stays in the vessels and heart.
A
involuntary
B
open
C
voluntary
D
closed
9) In sexual reproduction,
A
are genetic copies of the parent
B
offspring have a combination of characteristics from both parents
10) A disadvantage of asexual reproduction is that
A
all of the above
B
it takes a long time to find a mate
C
there is no genetic variation in the offspring.
D
offspring take longer to develop
11) A sponge
A
can produce both sperm and egg
B
all of the above
C
only reproduces asexually
D
is either male or female
12) Some animals that use internal fertilization
A
can only lay eggs
B
only gives birth
C
both
13) In animals that retain their eggs,
A
the egg doesn't get any nutrients from the parent
B
the egg gets all its nutrients from the parent
14) Which is true about placental mammals?
A
everything the baby needs is provided by the yolk
B
placental mammals are born completely independent and don't need the mother
C
the blood of the embryo and the mother don't mix
D
all of the above
15) Which is NOT a stage in complete metamorphosis?
A
nymph
B
egg
C
pupa
D
larva
16) A frog larva is called a
A
pupa
B
squiggle
C
tadpole
D
nymph
17) Which is true about birds?
A
some birds rely on their parents for food and protection
B
some birds can move around and find food right after they hatch
C
both
18) Which of the following organisms lays amniotic eggs?
A
insect
B
rabbit
C
fish
D
turtle
19) The process in which an animal's cells use oxygen and digested food molecules to release energy in food is
A
cellular respiration
B
breathing
C
diffusion
D
gas exchange
20) If an animal has only flat teeth, it probably eats
A
water
B
plants
C
meat and plants
D
meat
*select an answer for all questions
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