Start Quiz: Bio test 1 Quiz by Jill Zerressen

Question: Animals are:

Choices:

prokaryotes

eukaryotes

Question: The diffusion of water molecules from a region of higher water concentration to a region of lower water concentration across a selectively permeable membrane is

Choices:

diffusion

osmosis

filtration

secretion

Question: Animals are:

Choices:

prokaryotes

eukaryotes

Question: Molecular data show that these invertebrates are at the base of the evolutionary tree of animals due in part because they lack true tissues, have few cell types and no nerve or muscle cells to speak of.

Choices:

sponges

trees

moss

moths

Question: Which is NOT one of the four stages of development of some animals, especially the invertebrate insects. Egg, larvae, puppae, adult

Choices:

Egg

larvae

puppae

adult

youth

Question: When living things maintain an internal environment, it is termed:

Choices:

homeostasis

organizational

responsiveness

adaption

Question: There are______ amino acids that comprise proteins in the body and _____ of these are essential.

Choices:

10;20

15;10

20;9

25;5

Question: Animals are:

Choices:

multi-cellular

single-cellular

Question: There are fine hairlike bristles of

Choices:

Question: Why does the larval (immature) form usually live in a different habitats and feed on different foods than the adult?

Choices:

To reduce competition so the adults and young do not compete for the same resources.

part because they lack true tissues, have few cell types and no nerve or muscle cells to speak of.

a fluid-filled capsule that contains a long, spirally coiled hollow thread. When triggered the nematocyst is discharged, some of which may trap prey while others have spines that penetrate and inject paralyzing toxins.

Question: Animals are:

Choices:

heterotrophic

autotrophic