ARTHROPODS/leggless Flashcards Preview

Science GR 7 > ARTHROPODS/leggless > Flashcards

Flashcards in ARTHROPODS/leggless Deck (10):
1

Arachnids mean

8 legs, a cephalothorax and abdomen, no antennae, 1 set of pedipalps. Arachnids are known for spinning webs like spiders, although there are some arachnids that do not spin webs such as ticks and scorpions

2

Crustaceans mean

The different species differ from each other with regards to their number of legs. They have 2 sets of antennae and the fronts legs are modified to pincers. An example of Crustaceans is the crab

3

Insects mean

6 legs, 3 main body parts, 1 set of antennae and most likely wings. An example is the grasshopper

4

Diplopods mean

Many pairs of legs and a segmented body e.g. Milipedes

5

Protozoa mean

Organisms that consist of one cell only.

6

Coelenterate mean

Soft bodies with cells that burn it touched. They have no head and only 1 body opening where feeding as well as excreation takes place e.g. jellyfish

7

Flatworm mean

Simple and soft bodies of which certain species are segmented e.g. tapeworms

8

Annelids mean

Segmented, cylindrical soft bodies e.g. earthworms

9

Molluscs mean

Soft bodies, sometimes have arms, mostly with shells e.g. snails

10

Echinoderms mean

Sea animals with spines on their body covering e.g. starfish