Biology Lab Test 1

Front 1

State the three domains

Back 1

Archaea, Bacteria, Eukaryota

Front 2

Define "biodiversity"

Back 2

Many different things living in a given area.

Front 3

Define "taxonomy" and list the orders.

Back 3

Biological classification. Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species.

Hint 3

Did king Phillip come over for great sex?

Front 4

Define "scientific name"

Back 4

The genus and species of an organism. Example: Homo sapiens.

Front 5

State the difference between a prokaryotic and a eukaryotic cell

Back 5

Prokaryotic- no nucleus. Eukaryotic- nucleus.

Front 6

What is the base metric unit for length?

Back 6

Meter (m)

Front 7

What is the base metric unit for mass?

Back 7

Gram (g)

Front 8

What is the base metric unit for volume?

Back 8

Liter (L)

Front 9

What is the base metric unit for temperature?

Back 9

Celcus (C)

Front 10

Define "molarity"

Back 10

The number of moles of a solute that are dissolved per liter of total solution.

Front 11

Avogadro's constant

Back 11

6.02 * 10^23 atoms or molecules of a compound

Front 12

Define "pH"

Back 12

pH is the inverse log of the concentration of H+ ions (molarity)

Front 13

Acid (on pH scale)

Back 13

low on pH scale (1-6) (lemon juice)

Front 14

Neutral (on pH scale)

Back 14

7 (freshly distilled water)

Front 15

Base (on pH scale)

Back 15

High on pH scale (8-14) (baking soda)

Front 16

Define "buffer"

Back 16

Buffers resist change of pH in a solution.

Front 17

State the four types of microscopes

Back 17

Compound Light, Stereo, Electron, Flourescense

Front 18

State the magnification range for a compound microscope.

Back 18

40x (10x for ocular, 4x for the scan).
100x (10x for ocular, 10x for the low power).
400x (10x for ocular, 40x for the high power)

Front 19

Inversion phenomenon

Back 19

Objects appear upside down and backwards in the compound microscope

Front 20

List the four groups of organic compounds.

Back 20

Carbohydrates, Lipids, Proteins, Nucleic Acids

Front 21

What is the function of Carbohydrates?

Back 21

They are the primary source of energy for most cells.

Front 22

What is the function of Lipids?

Back 22

They store the cells energy (insulation, cell membrane)

Front 23

What is the function of Proteins?

Back 23

Structual components, enzymes, antibodies.

Front 24

What is the function of Nucleic Acids?

Back 24

Short term energy carriers, store genetic information.

Front 25

What is tested for in the Benedict's test?

Back 25

Monosaccharides (carbohydrates)

Front 26

What colors result in a positive Benedict's test?

Back 26

Turns orange/red for a +

Front 27

What is tested for in the iodine test?

Back 27

Polysaccharides (carbohydrates)

Front 28

What colors result in a positive iodine test?

Back 28

Turns black for a +

Front 29

What is tested for in the biuret test?

Back 29

Protein

Front 30

What colors result in a positive biuret test?

Back 30

Turns purple for a +

Front 31

Define "condensation"

Back 31

A reaction when H2O is taken out to make a polysaccharide

Front 32

Define "hydrolysis"

Back 32

A reaction when H2O is added to make a polysaccharide

Front 33

State the difference between a saturated fat and an unsaturated fat.

Back 33

Saturated- all single bonds, solid at room temperature.
Unsaturated- double bonds, liquid at room temperature.

Front 34

State the three parts of the Cell Theory.

Back 34

1. Cells are the smallest functional unit of life
2. All living things are composed of cell(s)
3. Cells come only from pre-existing, living cells

Front 35

List the hierarchy of organization found in multi-cellular life forms

Back 35

organelle, cell, tissue, organ, organ system, organism

Front 36

Identify the shape of bacteria on a slide

Back 36

Cocci (round)
Bacilli (rod)
Spirella (spiral)