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45 Cards in this Set
- Front
- Back
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Which characteristic is NOT true of animals?
a. They are multicellular b. They usually reproduce sexually c. They make their own food d. They have tissues |
c. They make their own food
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All __ lack a skull and a backbone.
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Invertebrates
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Any animal with a skull and backbone is classified as...
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A vertebrate
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Scientists have named about 1 million different species of animals. Most of them are __, meaning they don't have a backbone.
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Invertebrates
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Which of the following is a vertebrate?
a. amphibian b. beetle c. starfish d. spider |
a. amphibian
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Which of the following is an invertebrate?
a. human b. reptile c. butterfly d. bird |
c. butterfly
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A natural sponge is a(n)...
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Invertebrate
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One-fourth of all animal species are invertebrates called...
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Beetles
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Less than 5% of all known animal species are...
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Vertebrates
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The majority of the known animal species are invertebrates called...
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Insects
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Animal cells are surrounded by...
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Only cell membranes
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Animals usually reproduce by...
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Sexual reproduction
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What forms when an egg and a sperm come together?
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An embryo
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What is a collection of similar cells known as?
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A tissue
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What are all animals?
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Consumers
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What group of animals has the most species?
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Beetles
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How many species of beetles are on Earth?
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290,000
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How many species of vertebrates are known?
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42,300
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Living in groups...
a. Attracts predators b. Helps prey spot predators c. Helps animals find food d. All of the above |
d. All of the above
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Which statement about communication between animals is NOT true?
a. Animals use it to find mates b. It helps animals find their food c. It helps animals fight enemies d. It occurs only between members of the same species |
d. It occurs only between members of the same species
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The use of __ is an example of chemical communication.
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Pheromones
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One-celled organisms communicate with one another by means of...
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Chemicals
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Elephants and ants use some of the __ to attract mates.
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Sounds
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When dogs prick their ears up or wag their tails, they are...
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Using body language to display that they're happy.
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Ground squirrels whistle a loud alarm to...
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Warn others of approaching danger.
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When a honeybee finds nectar, it communicates where the nectar is by doing...
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A "Waggle Dance"
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When a bee communicates to other worker bees where nectar can be found, those other worker bees receive the communication primarily through...
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Touch
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Lions live in tight-knit groups called...
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Prides
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Warning coloration is...
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A way to warn predators away.
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Some birds use Earth's magnetic field...
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To navigate
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To defend against predators, an animal might use...
a. camouflage b. warning coloration c. toxins d. all of the above |
d. all of the above
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__ is NOT an example of how animals might deal with a food shortage.
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Social behavior
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Reading is an example of...
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A learned behavior
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The relationship between a worm and a robin can be expressed as...
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prey : predator
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A walking stick blends in with its environment. Therefore, a walking stick uses __ to protect itself from predators.
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Camoflauge
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A skunk uses __ to protect itself from predators.
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Irritating chemicals
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Which of the following colors would most likely be found on a poisonous animal?
a. blue b. green c. brown d. orange |
d. orange
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Which of the following describes an animal's use of camouflage?
a. mimicking a leaf or rock b. not moving so its natural color blends in with the background c. changing color to match the environment d. all of the above |
d. all of the above
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Innate behaviors are influenced by...
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Genes
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A behavior that does not depend on experience is __.
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Innate
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In the summer, an animal enters a state of reduced activity. The animal is __.
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Estivating
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Daily cycles are known as __.
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Circadian rhythms
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__ is an animals internal control of natural cycles.
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The biological clock
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Flying is an innate behavior in birds. Is it an innate behavior or a learned behavior in humans? Why?
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Humans don't known who to fly at birth...they have to learn how to.
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Humans are able to navigate short distances in the dark if they are in a familiar area. Explain how this is done.
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Most would know the area...they would know where things so not to bump into them.
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