Chapter 1

Question 1

Cyanobacteria

Answer 1

• oxygen producing photosynthesis
• changes the course of life on earth by providing O2
• become endosymbions (mitochondria and chloroplast)

Question 2

Chemoautotroph

Answer 2

Organisms that use chemical energy to breakdown carbon to make food for themselves

Question 3

Protozoa

Answer 3

Causes malaria

Question 4

Phytoplankton

Answer 4

Causes red tide

Question 5

Fungi

Answer 5

Food production cheese and fermentation. Could be pathogenic

Question 6

Helminthes

Answer 6

Parasitic worms

Question 7

Microorganism

Answer 7

Are small living things that are too small to be seen with the human eye

• bacteria, fungi(yeast and mold), Protozoa, and microscopic algae.
• not only germs and what not some MOs help us balance out life

Question 8

Bacteria

Answer 8

Are single celled or unicellular organisms

Question 9

Prokaryotes

Answer 9

• include both bacteria and archaea
• different shapes: BACILLUS (rodlike) SPIRAL (cork screw or curved) COCCUS (spherical)
• can manufacture their own food through photosynthesis from either living or dead organisms…some even from inorganic substances

Question 10

Archaea

Answer 10

Consist of prokaryotic cells but have cell walls that lack peptidoglycan

Divided into main 3 groups: methanongens,halophiles,thermophiles

Question 11

Methanongens

Answer 11

Produce methane as a waste product

Question 12

Halophiles

Answer 12

Live in extreme salty environments

Question 13

Thermophiles

Answer 13

Live in hot sulfur water

-doesn’t cause disease to humans