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WorksheetsAquatic Insects
Total questions: 11
Worksheet time: 6mins
Name
Class
Date
1.
Aquatic insects spend at least part of their life cycle in or around
a)
water
b)
plant life
c)
salt water
d)
soil
2.
Tiny, ancient insects found on surface of water, often in large numbers, found where food available (vegetation, detritus)
a)
Ephemeroptera (Mayflies)
b)
Odonata- Dragonflies and Damselflies
c)
Plecoptera- Stoneflies
d)
Collembola (Springtails)
3.
Nymphs during most of life cycle; after several years, emerge from water as adults, quickly mate and die (few hours or days)
a)
Odonata- Dragonflies and Damselflies
b)
Ephemeroptera (Mayflies)
c)
Plecoptera- Stoneflies
d)
Megaloptera/Neuroptera: Alderflies and Dobsonflies
4.
Predators as nymphs and adults; larvae have unusual mouthparts; help significantly to control mosquito populations
a)
Odonata- Dragonflies and Damselflies
b)
Plecoptera- Stoneflies
c)
Hemiptera- True Bugs
d)
Trichoptera- Caddisfly
5.
Nymphs live under stones in rivers, streams; cold, fast running water is preferred environment; nymphs resemble adults (without wings)
a)
Trichoptera- Caddisfly
b)
Plecoptera- Stoneflies
c)
Coleoptera- Beetles
d)
Lepidoptera- Butterflies and Moths
6.
Aquatic; can inflict a painful bite; vary in size (up to 7+ centimeters);Predators; Prefer slow-moving water and areas with vegetation
a)
Trichoptera- Caddisfly
b)
Megaloptera/Neuroptera: Alderflies and Dobsonflies
c)
Plecoptera- Stoneflies
d)
Hemiptera- True Bugs
7.
Name means “case-bearer”. Build cases from materials in rivers (pebbles, leaf litter, twigs, etc.). Most cases about 1.5 cm long.
a)
Diptera (Flies)
b)
Coleoptera- Beetles
c)
Trichoptera- Caddisfly
d)
Lepidoptera- Butterflies and Moths
8.
Immatures called “hellgramite” (fierce, 3’’+long, strong jaws to pinch); Like fast moving water in rocky streams; adults have giant jaws but they do not pinch
a)
Diptera (Flies)
b)
Megaloptera/Neuroptera: Alderflies and Dobsonflies
c)
Lepidoptera- Butterflies and Moths
d)
Coleoptera- Beetles
9.
Most species NOT aquatic; some are in stems of aquatic plants in larval form
a)
Lepidoptera- Butterflies and Moths
b)
Coleoptera- Beetles
c)
Diptera (Flies)
d)
Collembola (Springtails)
10.
Name means “shield wing”; diverse; not all are aquatic
a)
Coleoptera- Beetles
b)
Lepidoptera- Butterflies and Moths
c)
Diptera (Flies)
d)
Megaloptera/Neuroptera: Alderflies and Dobsonflies
11.
Many feed on blood, transmit diseases, have breathing tubes, ventral suction cups.
a)
Plecoptera- Stoneflies
b)
Collembola (Springtails)
c)
Diptera (Flies)
d)
Hemiptera- True Bugs
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