X hits on this document

Word document

Test Bank for Marine Biology: Function, Biodiversity, Ecology 2E - page 26 / 44

2169 views

1 shares

21 downloads

0 comments

26 / 44

Primary production in the sea

a. Is lowest in estuaries

b. Is seasonal only in mid-latitudes

c. Is lowest in tropical gyre surface waters

d. Is lowest in fronts off of the shelf-slope break

In measures of primary production, respiration

a. Is explained only by animal activity

b. Is about 50 percent of photosynthesis

c. Is about 10 percent of photosynthesis

d. Is nil

Chapter 11

What is the advantage of bilateral symmetry in animals?

a. Can sense food equally in all directions

b. Superior in every way to radial symmetry

c. Can more efficiently detect signals from one direction while moving

d. It is always useful to have a rear end

Sponges feed by means of

a. Currents formed by amoebocyte cells

b. Currents generated by muscular contraction

c. Currents formed by collar cells

d. External water currents only

All sponges have

a. Bilateral symmetry

b. Spicules

c. Nematocysts

d. No chemical defenses

All Cnidaria

a. Have a swimming life stage known as a medusa

b. Are colonial

c. Have collar cells

d. Have nematocysts

Flatworms have

a. A complete digestive tract with mouth and anus

Document info
Document views2169
Page views3228
Page last viewedSat Dec 03 17:53:58 UTC 2016
Pages44
Paragraphs1406
Words10379

Comments