3.2 bellringer biology

Question 1

_____________is a waste product of photosynthesis.

Answer 1

oxygen

Question 2

Predation allows the flow of energy through an ___________.

Answer 2

ecosystem

Question 3

___________ is an organism that captures energy from sunlight to produce its own food (plant).

Answer 3

autotroph

Question 4

Autotrophs that live in swamp sediments would derive there energy from _______ compounds.

Answer 4

chemical

Question 5

___________ is an organism that consumes its nutrients and energy from other organisms (animals).

Answer 5

Heterotrophs

Question 6

Ecologists often use modeling because it allows them to control all of the_________.

Answer 6

Variables

Question 7

The largest source of _____________is found in the atmosphere.

Answer 7

nitrogen

Question 8

The ________ factors that effect an organism include other species in that organism’s community.

Answer 8

Biotic

Question 9

______________ is when one organism feeds on another.

Answer 9

Predation