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Abbie's Flashcards > Science Ch 2 (Insects) - Revision > Flashcards

Science Ch 2 (Insects) - Revision Flashcards

1
Q

Name the three special characteristics of insects.

A

an exoskeleton
three body parts
six jointed legs

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2
Q

List the three body parts of insects.

A

head
thorax
abdomen

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3
Q

Identify the parts of an insect’s body below.

A
  1. Head
  2. Thorax
  3. Abdomen
  4. Ovipositor
  5. Spiracles
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4
Q

What body parts does the head of an insect contain?

A

brain
antennae
eyes
mouth

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5
Q

What are an insect’s antennae?

A

They are the feelers or sense organs.

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6
Q

What is an insect’s thorax?

A

the part of the insect’s body where wings and legs are attached

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7
Q

What is an insect’s abdomen?

A

the part of the insect’s body containing the heart and stomach

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8
Q

What do scientists call a caterpillar?

A

a larva

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9
Q

What does a caterpillar become before it turns into an adult?

A

a pupa

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10
Q

What are the differences between moths and butterflies?

A
  1. Butterflies fold their wings together when they rest; moths rest with their wings spread out.
  2. A butterfly’s body is usually not as thick as a moth’s.
  3. Butterflies fly about by day, but moths prefer to fly at night.
  4. The butterfly’s antennae are thin with a knob at each end; a moth’s antennae are feathery.
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11
Q

Name the four stages of complete metamorphosis in order.

A

egg
larva
pupa
adult

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12
Q

What are the three stages of incomplete metamorphosis?

A

egg
nymph
adult

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13
Q

Name five insects that go through complete metamorphosis.

A

Any of: butterflies, moths, beetles, flies, mosquitoes, bees, wasps

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14
Q

State the law of biogenesis.

A

Life can only come from other life.

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15
Q

Why is a spider not an insect?

A

A spider has more than six legs.

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16
Q

To which section of its body are an insect’s wings attached?

A

the thorax

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17
Q

Why are wings important to insects?

A

Adult insects often must travel long distances to get food or to find theh right place to lay their eggs.

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18
Q

Name two insects which migrate.

A

Any of: butterlflies, locusts, ladybugs

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19
Q

What are three ways of telling the difference between a cricket and a grasshopper?

A
  1. A grasshopper’s wings meet in a peak like a roof when it is not flying; a cricket’s wings lie flat, one of top of the other.
  2. A cricket’s antennae are long and slender; a grasshopper’s may be long or short (so check the wings).
  3. A grasshopper is active in the day; a cricket is active at night.
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20
Q

How can you tell a male cricket from a female cricket?

A

A female cricket has an ovipositor and a male cricket chirps.

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21
Q

Which insect has a bad taste as a method of protection?

A

monarch butterfly

milkweed bug

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22
Q

Which insects use camouflage as a method of protection?

A

dead leaf butterfly

measuring worm moth

praying mantis in Thailand

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23
Q

Which insects use bad odour as a method of protection?

A

bombardier beetle

stinkbug

lacewing

carrion beetle

24
Q

Which insect uses jumping as a method of protection?

A

grasshopper

25
Q

Which insects use chemicals as a form of protection?

A

termites

bombardier beetle

26
Q

Name two insects that defend themselves with parts of their body.

A

Any of: Jerusalem cricket, giant water bug, beetle, earwig, bee, wasp

27
Q

How does the viceroy butterfly escape its enemies?

A

It mimics the monarch butterfly, which is a bad-tasting insect.

28
Q

What is the defense of the swallowtail caterpillar?

A

It has patches of colour to look like big eyes to scare predators.

29
Q

Identify the parts of an insect’s head shown below.

A
  1. compound eyes
  2. simple eyes
  3. antennae
  4. sensilla
30
Q

Name five ways that insects communicate.

A

sight

smell

touch

dancing

sound

31
Q

How do honeybees tell their fellow bees where to find a good food supply?

A

They do a round or waggle dance that tells the direction and how far to travel.

32
Q

True or false: The giant water bug builds a house which it can carry about with him.

A

False. The caddis worm builds a house which it can carry about with him.

33
Q

True or false: Many insects lay their eggs on or near a source of food.

34
Q

True or false: Lice are parasites.

35
Q

True or false: Mosquitoes can sometimes be controlled by filling in ponds and pools.

36
Q

True or false: The ladybug is a pest because it destroys crops.

A

False. It is actually a great help to farmers.

37
Q

Name three social insects.

A

Any of: honeybees, ants, termites, paper wasps (hornets, yellowjackets)

38
Q

What substance do bees use to make the cells of their hives?

39
Q

How do wasps make their nests?

A

The wasps chew wood fibre from dead trees or posts and form it into sheets for the nest.

40
Q

Through what kind of metamorphosis do honeybees go?

A

complete metamorphosis

41
Q

What kind of beetle buries dead animals?

A

burying beetle

42
Q

What kind of insect keeps “cows” for the nectar they give?

43
Q

Name an insect that has two pairs of compound eyes.

A

the whirligig beetle

44
Q

Which insect lays her eggs on her mate’s back?

A

the giant water bug

45
Q

Which insect communicates food sources by doing a dance?

A

the honeybee

46
Q

Which insects taste bitter?

A

monarch butterfly
milkweed beetle

47
Q

Name two insects that migrate long distances.

A

monarch butterfly
painted lady butterfly

48
Q

Name two insects that protect themselves by their stings.

A

Any of: honeybees, hornets, yellow jackets

49
Q

Name two insects that protect themselves by letting off a foul odour.

A

Any of: stinkbugs, lacewings, carrion beetles

50
Q

Name two insects that chew wood.

A

Any of: termites, social wasps (hornets, yellow jackets, paper wasps)

51
Q

Name two insects that pretend to be harmful.

A

viceroy butterfly
tiger swallowtail caterpillar

52
Q

Name three insects that go through complete metamorphosis.

A

Any of: moths, butterflies, beetles, flies, mosquitoes, bees, wasps

53
Q

Name three insects that go through incomplete metamorphosis.

A

Any of: crickets, grasshoppers, roaches, cicadas, termites

54
Q

Name three insects that feed on other insects.

A

dragonflies, beetles, praying mantises

55
Q

Name three insects that live in the water.

A

backswimmer, whirligig beetle, caddis worm

56
Q

Name three insects that live in colonies.

A

Any of: ants, termites, honeybees, paper wasps

Abbie's Flashcards (16 decks)

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