Biology unit test 1 vocab

Question 1

Metabolism

Answer 1

all the processes that convert energy & matter into what they use to sustain their lives

Question 2

Photosynthesis

Answer 2

the process of capturing sun energy & converting it into chemical energy stored in glucose molecules

Question 3

Autotroph

Answer 3

organisms that are able to make their own food

Question 4

Heterotroph

Answer 4

organisms that depend on other organisms for their food

Question 5

Homeostasis

Answer 5

maintenance of the stable internal conditions

Question 6

Receptor

Answer 6

structure that allows organisms to sense the conditions of their internal or external environments

Question 7

Asexual reproduction

Answer 7

process by which a single organism produces genetically identical offspring

Question 8

Sexual reproduction

Answer 8

process by which 2 parents produce genetically different offspring

Question 9

Variable

Answer 9

factor that changes in an experiment

Question 10

Hypothesis

Answer 10

possible, testable explanation for observations

Question 11

Experimental group

Answer 11

group in an experiment that in manipulated

Question 12

Control group

Answer 12

group in an experiment that experiences no manipulated

Question 13

Pseudopod

Answer 13

temporary, foot-like extension of a cell used for locomotion or engulfing food

Question 14

Spore

Answer 14

reproductive cell w/ a hard protective coating

Question 15

tiny floating organisms that are either small animals or protozoans