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20 Cards in this Set
- Front
- Back
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Any organism that competes with people for food, fiber or space or that presents a threat to the health of people or domestic animals is called a ______(blank) |
Pest |
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Insects and their relatives belong to a group of animals called ____(blank) |
Arthropods |
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All arthropods are _____(blank) and have a ____(blank) |
All arthropods are invertebrates and have an exoskeleton |
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arthropods that are NOT insects include: |
Mites, ticks, spiders, centipedes, scorpions, lobsters and crabs |
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Insects and ________ are two groups of arthropods |
Insects and arachnids |
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Insects have ____ body regions, while arachnids have ____ |
3 (head thorax and abdomen) 2(fused head and thorax and an abdomen) |
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An insect has ____ pair of legs while an arachnids has ___ |
3 pairs attached to thorax Usually 4 pair attached to head |
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Insects can have ______ while arachnids cannot |
Wings |
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Which is an insect? Which is an arachnid? |
The insect is on the left and the arachnid on the right |
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The process by which an insect changes in shape, form and size over life is called: |
Metamorphosis |
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Two types of metamorphosis |
Simple and complete |
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Stages of simple metamorphosis |
3 Egg Nymph Adult |
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The juvenile form of an insect that undergoes simple metamorphosis is called: |
A nymph It looks like a little adult |
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Only adult insects have: |
Wings |
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As a nymph grows into an adult it must _____. It has to do this because the insects exoskeleton doesnt grow. |
Molt (shed its external covering). |
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Stages of complete metamorphosis |
4 Egg Larva Pupa Adult |
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In the ____blank___ stage of development of an insect that undergos complete metamorphosis, the ___blank___ molts multiple times and finally changes into an intermediate form called a _____blank___ |
Larva Larva Pupa |
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Egg goes to larva Larva goes to pupa Pupa does not ______blank____ and may be in a ______ or _______. Pupa goes to adult |
Move or feed Capsule or cacoon |
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Which have the same mouthparts as their adult counterparts? Larva or nymphs |
Nymphs. because of that nymphs often eat the same stuff as their adults and larvae eat differently than their adults. |
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What kind of damage can an arthropod cause? |
They can feed on stored products They can contaminate food They can weaken structural timber They can damage carpeting, furniture and clothing They can carry disease They can create a nuisance They can cause anxiety |
