(Lab) Midterm Review

Question 1

What is the name of this class?

Answer 1

BIOL 1408 06

Question 2

What are the teachers’ names?

Answer 2

Lori Rose (professor)
Mary Flores (TA)

Question 3

What is the Q-drop date?

Answer 3

March 25

Question 4

Who do you contact about technical difficulties?

Answer 4

Blackboard or SAM IT (not the TA)

Question 5

What files does Blackboard accept?

Answer 5

pdf and Word docs

Question 6

What is an independent variable?

Answer 6

A variable that can be controlled/manipulated

Question 7

What is a dependent variable?

Answer 7

A variable that can be measured, but not controlled/manipulated

Question 8

What makes a good, testable hypothesis?

Answer 8

The result is consistent over multiple experiments

Question 9

What were your independent and dependent variables for the handwashing experiment?

Answer 9

IV: amount of time washing hands, type of soap used

DV: amount of bacteria growth

Question 10

What is the most exclusive category in Linnaean hierarchy?

Answer 10

Species

Question 11

What is the most inclusive category in Linnaean hierarchy?

Answer 11

Domain

Question 12

What is the correct way to format a specific name?

Answer 12

Genus and Species must be italiziced

Question 13

What is a scientific theory?

Answer 13

A statement that’s been supported by experimental evidence and holds true through time

Question 14

What is used to recide microorganisms on living tissue?

Answer 14

Antiseptics

Question 15

What is used to inhibit fungal growth?

Answer 15

Fungalstatic

Question 16

What lens do you use the coarse adjustment knob with?

Answer 16

Scanning lens (4x)

Question 17

What lens do you use the fine focus adjustment knob with?

Answer 17

Low objective (10x) and High objective (40x) lenses

Question 18

What is the relationship between working distance and magnification?

Answer 18

They are inversely related, meaning that when working distance decreases, magnigication increases

Question 19

How do you obtain total magnification?

Answer 19

Multiply the lens number by 10

Question 20

What lens has the greatest working distance?

Answer 20

Scanning objective (4x)

Question 21

What is parfocal?

Answer 21

When the scope requires little to no adjustment between objective lenses

Question 22

What is inversion on the microscope?

Answer 22

Which way the image in the ocular moved

Question 23

What lens has the smallest working distance?

Answer 23

High objective (40x)

Question 24

What is are basic units of life?

Answer 24

Cells

Question 25

What structures are found in all cells?

Answer 25

Ribosomes, cytoplasm, DNA, and plasma membrane

Question 26

What is the difference between Prokaryotes and Eukaryotes?

Answer 26

Prokaryotes don’t have a nucleus whereas Eukaryotes do

Question 27

What structures arose from primitive prokaryotes?

Answer 27

Mitochondria and chloroplasts

Question 28

What is multicellular, photosynthetic, and nonmoving?

Answer 28

Plant

Question 29

What Kingdom never has cell walls?

Answer 29

Animalia

Question 30

What term describes “self-feeding” organisms?

Answer 30

Autotroph

Question 31

What term describes organisms that have to eat other living things?

Answer 31

Heterotroph

Question 32

What are the advantages of membrane enclosed compartments?

Answer 32

Everything is neatly packaged together and organized

Question 33

Why are cells so small?

Answer 33

(Water balloon analogy) If they’re too big, the organism will explode

Question 34

What are the three parts of cell theory?

Answer 34

1. All living things are made up of cells 2. All cells come from preexisting cells 3. All biochemical reactions occur eithin cells

Question 35

What is phagocytosis?

Answer 35

Can be defined as “cellular eating”