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WorksheetsIntroduction to Animals
Total questions: 35
Worksheet time: 12mins
Which is a characteristic of animals?
having cells
No nucleus
Which is a characteristic of animals?
Eat
No cells
Which is a characteristic of animals?
Digest food
Don't digest food
Which is a characteristic of animals?
Reproduce
Don't reproduce
Which animal eats only meat?
carnivore
omnivore
Which animal eats only plants?
herbivore
carnivore
Which animal eats plants and animals?
omnivore
herbivore
Speed can protect an animal from being eaten.
true
false
An animal that's prey with markings of a predator animal is called _?
mimicry
copying
An example of an animal using a chemical defense is _?
an octopus squirting ink
an octopus squirting ink
a deer grunting
a deer grunting
Traveling in ___ can help protect animals.
herds
herds
the desert
the desert
Vertebrates...
have a backbone
don't have a backbone
Bi-lateral symmetry of an animal means ...
they have halves that are nearly mirror images
they have halves that are nearly mirror images
they have parts arranged in a circle.
they have parts arranged in a circle.
This animal eats by filtering food particles out of water.
sponge
sponge
Planaria
Planaria
Most sponges are __ producing both sperm and eggs.
hermaphrodite
male
Invertebrates that include corals, sea anemones, jellyfish and hydras.
Cnidarians
Sponges
Polyps
This animal body type is shaped like a bell with tentacles hanging below it.
Medusa
Medusa
Sponges
Sponges
Polyp
Polyp
This animal body type is shaped like a vase attached to a surface with tentacles coming out of the top of it.
Medusa
Medusa
Sponges
Sponges
Polyp
Polyp
Most cnidarians have this feature.
stinging cells
vertebrae
Cnidarians can reproduce ___.
sexually and asexually
sexually only
Coral reefs grow larger when new coral grow on top of earlier generations of coral
true
false
All flatworms are parasites.
true
false
Most flukes reproduce ___.
sexually
asexually
Flukes are considered flatworms
true
false
Tapeworms can grow as long as your intestines (6-26ft.)
true
false
Roundworms live in many different environments.
true
false
Hookworms aren't damaging to humans
true
false
Dogs don't need a shot or medicine to prevent heartworms
true
false
Fertilized eggs from a tapeworm pass out of a body an can infect another host.
true
false
Tapeworms absorb food digested by the host.
true
false
Animals like sponges that stay attached to one area for their entire life are called ___.
Lazy
Years ago why did people think sponges were plants?
They don't move.
They have chlorophyll.
Their leaves fall off in the fall.
All answers are true
Why are parasitic worms harmful?
They absorb nutrients from it's host causing it wo become weaker.
They aren't harmful.
They absorb nutrients but give back other nutrients.
Worms are considered ___.
invertebrates
vertebrates
invertebrates and vertebrates
Colorings or marking an animal has that allows it to hide.
Camouflage
Camouflage
Mimicry
Mimicry
