Science Vocab 2-1

Question 1

Keystone species

Answer 1

Extremely important species/holds ecosystem in balance ie. top predators

Question 2

Echinoderms

Answer 2

Radial of 5 & Greek word for spiny skin

Question 3

Cilia

Answer 3

Short hair like vibrating structure

Question 4

Calcareous

Answer 4

Vegetation occurring in chalk or limestone

Question 5

Sea algae

Answer 5

a protozoan

Question 6

Mangroves

Answer 6

Special trees that live in the salt water

Question 7

Sea grass

Answer 7

True plants

Question 8

Cnidarians

Answer 8

Classification including jellies, corals, and anemone

Question 9

Detritus

Answer 9

Dead living material/broken dead leaves

Question 10

Vertebrate

Answer 10

Animal with backbone

Question 11

Benthic

Answer 11

Living on or in the sea floor

Question 12

Dictoya

Answer 12

declicate algae but crisp

Question 13

Invertebrate

Answer 13

Animal without backbone

Question 14

Blastula

Answer 14

3rd step in the echinoderm evolvement

Question 15

Syctosiphon

Answer 15

Sausage Weed

Question 16

Plankton

Answer 16

(Mostly) small microscopic organisms that float with the current

Question 17

Dioecious

Answer 17

having the male and female reproductive organs in separate individuals.

Question 18

Community

Answer 18

An ecosystem in which animals interact highly with each other

Question 19

Nekton

Answer 19

free swimming organisms