Arthropods

Question 1

an invertebrate animal of the large phylum Arthropoda, such as an insect, spider, or crustacean

Answer 1

Arthropod

Question 2

fall out to make way for new growth

Answer 2

Molting

Question 3

a chemical substance produced and released into the environment by an animal,

Answer 3

Pheromon

Question 4

the part of the body of a mammal between the neck and the abdomen

Answer 4

Thorax

Question 5

the part of the body of a vertebrate containing the digestive organs

Answer 5

Abdomen

Question 6

the fused head and thorax of spiders and other chelicerate arthropods.

Answer 6

Cephalothorax

Question 7

a rigid external covering for the body in some invertebrate animals

Answer 7

Exoskeleton

Question 8

one of the pair of legs that bears the large chelae in decapod crustaceans.

Answer 8

Chelipad

Question 9

a tubular excretory organ

Answer 9

Malpighian Tubule

Question 10

an arthropod of the class Arachnida, such as a spider or scorpion

Answer 10

Arachnid

Question 11

an eight-legged predatory arachnid with an unsegmented body consisting of a fused head and thorax and a rounded abdomen

Answer 11

Spiders

Question 12

a change of the form or nature of a thing or person into a completely different one

Answer 12

Metamorphisis

Question 13

an arthropod of the large, mainly aquatic group Crustacea, such as a crab, lobster, shrimp, or barnacle.

Answer 13

Crustacean

Question 14

a small arthropod animal that has six legs and generally one or two pairs of wings.

Answer 14

Insects

Question 15

either of a pair of long, thin sensory appendages on the heads of insects,

Answer 15

Antennae

Question 16

a terrestrial arachnid with lobsterlike pincers and a poisonous sting at the end of its jointed tail,

Answer 16

Scorpion

Question 17

another term for pleopod.

Answer 17

Swimmerets

Question 18

in some crustaceans (as crayfishes) that have an excretory function and open at the bases of the larger antennae.

Answer 18

Green Glands

Question 19

: a widely distributed tick (Dermacentor andersonii) of western North America that is a vector of Rocky Mountain spotted feve

Answer 19

Wood tick

Question 20

a plant-eating insect with long hind legs that are used for jumping and for producing a chirping sound

Answer 20

Grasshopper

Question 21

an insect with two pairs of large wings that are covered with tiny scales,

Answer 21

Butterfly

Question 22

a common small fly occurring worldwide in and around human habitation

Answer 22

Housefly

Question 23

a slender long-legged fly with aquatic larvae

Answer 23

Mosquito

Question 24

a crustacean with a broad carapace, stalked eyes, and five pairs of legs,

Answer 24

Crab

Question 25

. | a large marine crustacean with a cylindrical body, stalked eyes

Answer 25

Lobster