Chapter 1- Introductory

Question 1

What’s the name for a living organism that is too small to see individually by the unaided eye?

Answer 1

Microbe

Question 2

What is bigger, a yeast cell or E. coli?

Answer 2

Yeast cell

Question 3

What are the three domains?

Answer 3

Bacteria, archaea, and eukarya

Question 4

What organisms are under the domain eukarya?

Answer 4

Protists, fungi, plants, animals

Question 5

Are viruses living or non living?

Answer 5

Non living

Question 6

Bacteria are __________, with cell walls made of ____________. They reproduce by using __________________. Some species are _____________.

Answer 6

Prokaryotes; peptidoglycan; binary fission; photosynthetic

Question 7

Archaea are _________. If cell walls are present, they lack ____________.

Answer 7

Prokaryotes; peptidoglycan

Question 8

Fungi are ___________ with cell walls that contain _________. They reproduce ___________ and ______________. Fungus are heterotrophic, which means they don’t undergo photosynthesis.

Answer 8

Eukaryotes; chitin; asexually, sexually; photosynthesis

Question 9

Algae is a __________ with cell walls that contain ___________. Like fungus, they also reproduce _____________ and ___________. However, algae is __________ meaning, they undergo photosynthesis.

Answer 9

Eukaryotes, cellulose, sexually and asexually, autotroph

Question 10

What do you have to use to see viruses?

Answer 10

Electron microscope

Question 11

What do viruses use for genetic information?

Answer 11

A nuclei can acid core packaged in a protein coat (can be DNA or RNA)

Question 12

Stapphylo-

Answer 12

Spherical

Question 13

At what temperature does water freeze? What’s room temperature, human body temperature?

Answer 13

0 C
22-25 C
37 C

Question 14

Cocci

Answer 14

Cells

Question 15

Gold-colored

Answer 15

aureus

Question 16

Who discovered E. coli?

Answer 16

Thedor Escherich

Question 17

Where do you find E. coli and what does it do?

Answer 17

large intestine, or colon; leading cause of diaahrea

Question 18

What three things increased life expectancy in the 1900s?

Answer 18

vaccines, public health, antibiotics

Question 19

8 benefits of microbes

Answer 19

1. recycle vital nutrients
2. sewage treatment & bioremediation
3. pest control
4. industrial processes
5. food
6. antiobiotics & medicines
7. research
8. normal microbiota

Question 20

What does Bacillis thuringiensis do?

Answer 20

It’s a crystal bacterial pesticide that, when ingested by insects, is toxic