Biology Lab Final Study Guide

Question 1 of 61

2

Ethanol the heart rate of the Daphnia while caffeine the heart rate of the Daphnia.

Select one or more of the following:

increased, decreased
decreased, increased

Explanation

Question 2 of 61

2

What is the mean, mode, median and range of a given set of data?

Select one of the following:

mean = average, mode= most often recurring data, median= middle number in a data set when put in order from highest to lowest, range= the difference between the highest and lowest value
mean= difference b/t the highest and lowest values, mode= average, median= most often reoccuring value, range= the middle number in a data set when in order from higest to lowest

Explanation

Question 3 of 61

2

An independent variable is changed and controlled in an experiment.

Select one of the following:

True
False

Explanation

Question 4 of 61

2

Dependant variables are ____ in lab 1

Select one of the following:

controlled and changed in an experimnet
the variables being measured and tested in an experiment
the caffeine/ethanol in the Daphnia experiment
The heart rate of the Daphnia during each phase of the experiment

Explanation

Question 5 of 61

2

Osmosis is _______

Select one of the following:

the net movement of molecules from an area of higher concentration to an area of lower concentration, going "down a gradient"
the net movement of water across a selectively-permiable membrane from an are of higher molecular activity to a region of lower molecular activity.
the movement of molecules into an area of water with higher molecular activity

Explanation

Question 6 of 61

2

Enzymes are ____________

Select one or more of the following:

proteins that act as catalysts and make reactions faster by lowering activation energy of the reactants so that the products are produced faster
used to bind proteins together to form a chain
not consumed but reused by substrates
denatured when the temperature is too high

Explanation

Question 7 of 61

2

In lab 6 the we used ______ as the enzyme.

Select one of the following:

catechol oxidase
hydroquinone
par-hydroxybenzaldehyde

Explanation

Question 8 of 61

2

in lab six which of the following substrates were used?

Select one or more of the following:

catechol
distilled water
hydroquinone
para-hydroxyldenzaldehyde
catechol oxidase
hydrogen chloride

Explanation

Question 9 of 61

2

Benzoquinone is the product used in lab 6.

Select one of the following:

True
False

Explanation

Question 10 of 61

2

In lab 6 temperature affected the enzyme activity how?

Select one of the following:

The temperature with the maximum of activity was 60 degrees.
the oxidation increased and the solutions hit maximum activity at 40 degrees
the color of the solutions were lightened
there was no effect on the solutions

Explanation

Question 11 of 61

2

in lab 6 the effects of pH were

Select one or more of the following:

similar to that of heat
more activity at pH level 7
got darker
increased oxidation
no change
got lighter
less oxidation

Explanation

Question 12 of 61

2

In lab 5 the which of the following bags lost weight?

Select one or more of the following:

dH2O in a dH2O solution
dH2O in a 15% NaCl solution
dH2O in a 30% NaCl solution
15% NaCl in a dH2O solution
30% NaCl in a dH2O solution

Explanation

Question 13 of 61

2

In lab 5 which of the following bags gained weight?

Select one or more of the following:

dH2O in a dH2O solution
dH2O in a 15% NaCl solution
dH2O in a 30% NaCl solution
15% NaCl in a dH2O solution
30% NaCl in a dH2O solution

Explanation

Question 14 of 61

2

what type of solutions gained weight in lab 5 bags, and why?

Select one of the following:

hypotonic solution because the lower concentration of the outer solution made the water flow into the bag
hypotonic solution because the lower concentration of outer solution made the water flow out of the bag
hypertonic solution because the water flows out into the lower concentrated solution
hypertonic because the water fows into the lower concentraed solution

Explanation

Question 15 of 61

2

in lab 5 the hypotonic solutions lost weight because the solution outside the bags were lower concentrated and caused the water to flow out og the bags.

Select one of the following:

True
False

Explanation

Question 16 of 61

2

The salt solution plasmolyzed the Elodea in lab 5 because it was

Select one or more of the following:

a hypertonic solution
drew water out of the cell
caused the membrane to pull away from the cell wall
was a hypotonic solution
pulled water into the cell
caused turgid pressure against the cell wall

Explanation

Question 17 of 61

2

In lab 2 wht did benedict's reagent test for?

Select one of the following:

reducing sugars
polysaccharides
proteins
lipids
the solubility of lipids

Explanation

Question 18 of 61

2

What did iodine test for in lab 2?

Select one of the following:

reducing sugars
starch
proteins
lipids
teh solubility of lipids

Explanation

Question 19 of 61

2

Biuret reagent was used to test for what in lab 2?

Select one of the following:

reducing sugars
starch
proteins
lipids
the solubility of lipids

Explanation

Question 20 of 61

2

In lab 2 brown paper was used to test for____?

Select one of the following:

reducing sugars
starch
proteins
lipids
the solubility of lipids

Explanation

Question 21 of 61

2

in lab 2 vegetable oil was used to test for?

Select one of the following:

proteins
starch
reducing sugars
lipids
the solubility of lipids

Explanation

Question 22 of 61

2

what did the positive test for benedicts reagent look like in lab 2?

Select one or more of the following:

yellow
green
orange-red
yellow-orange
orange

Explanation

Question 23 of 61

2

what did the positive result for iodine test look like in lab 2?

Select one of the following:

dark purple/blue/black
light red-brown
yellow-brown
orange
dark green

Explanation

Question 24 of 61

2

what did the positive test for the biuret reagent look like in lab 2?

Select one of the following:

violet
pink
red
blue

Explanation

Question 25 of 61

2

what did the positive result for the brown paper test look like?

Select one of the following:

the sample is still in tact
there is little specimen left
there is about half the specimen left

Explanation

Question 26 of 61

2

the results of the vegetable oil test looked______ is positive?

Select one of the following:

1 layer
2 layers
3 layers
no layers
4 layers

Explanation

Question 27 of 61

2

aerobic respiration _______?

Select one or more of the following:

has several stages
has few stages
these stages take place in the cytoplasm and mitochondria
these stages take place in the endoplasmic reticullum and the golgi aparatus
requires oxygen
breaks down glucose into 2 pyruvates
mitochondrion turns the pyruvates into NADH and FADH2 by the Krebs cycle and oxidizes a carbon
NADh and FADH2 go to the electron transport system and give their electons which are passed throuhg coenzymes and cytochroms in the membrane and converted into ATP

Explanation

Question 28 of 61

2

Fermentation ________?

Select one or more of the following:

requires oxygen
does not require oxygen
alcohol fermentation produces 2 molecule of ethanol, 2 molecules of CO2, and and 2 molecules of ATP for each glucose molecule that enters glycolysis
lactic acid fermentation produces 2 ATp and 2 lactate molecules
can be used to make cheese, yofurt, etc
alcohol fermentation- 2 ethanol, 2 CO2 and 3 ATPfor each glucose

Explanation

Question 29 of 61

2

what does the heat of respiration represent?

Select one of the following:

the germination of the beans
the energy being produced
the residual products being released
the water being evaporated

Explanation

Question 30 of 61

2

The plants gave off more CO2 when raised in the dark due to the lack of photosynthesis occuring because there was no access to the light neccessary.

Select one of the following:

True
False

Explanation

Question 31 of 61

2

Click on the orange point and write the correct answer.

What is the labelled portion of the below Daphnia?

Explanation

Question 32 of 61

2

What is the below portion of the daphnia?

Drag the answer into the correct orange point.

heart

antennae

eyes

ovary

Explanation

Question 33 of 61

2

Click on the orange point and write the correct answer.

what part is labeled?

Explanation

Question 34 of 61

2

Click on the orange point and select the correct answer.

which part is labeled?

Explanation

Question 35 of 61

2

Which oart is labeled below?

Drag the answer into the correct orange point.

ovary

brooding chamber

heart

compound eye

antennae

Explanation

Question 36 of 61

2

Click on the orange point and select the correct answer.

what is the labeled part?

Explanation

Question 37 of 61

2

what is this?

Drag an answer into the correct orange point.

maxillary gland

intestine

compound eye

ovary

heart

occellus

filtering setae

antennae

filtering setaee

Explanation

Question 38 of 61

2

what are the parts of the dissecting microscope?

Drag an answer into the correct orange point.

focusing knob

objective

knurled ring

eyepieces

illuminator

stage

illuminator switch

base

Explanation

Question 39 of 61

2

how does chromatography paper work?

Select one or more of the following:

it has fibers of a certain size that pigments can travel down if they are soluable in the solvent used
depending on the solvent some pigments will move farther than others causing layers of colors on the paper due to their solubility and their ability to soak into the paper
you pour a solvent on the paper and place small specimens on top which then leach their pigment into the paper for different results

Explanation

Question 40 of 61

2

name the labeled hydroxyl groups.

Drag an answer into the correct orange point.

Phosphate

carbonyl

carboxyl

amino

sulfhydryl

hydroxyl

Explanation

Question 41 of 61

2

which of the followng pigments were seperated in lab 8?

Select one or more of the following:

carotene
chlohrophyl A
chlohrophyl B
xanthiphyll
all of the above
hemoglobin

Explanation

Question 42 of 61

2

labelthe types of bacteria.

Drag an answer into the correct orange point.

rod

cocci

spirilla

Explanation

Question 43 of 61

2

name the cells.

Drag an answer into the correct orange point.

stained blood cells

striated skeletal muscle

elodea sp

nerve cells

sperm

human squamous epithelial cells

ovary tissue

ciliated epithelial

spirogyra sp

Explanation

Question 44 of 61

2

label the parts of the compound microscope.

Drag an answer into the correct orange point.

objective

base illuminator

slide holding clip

arm

stage adjustment arms

condenser adjustment knob

coarse adjustment knob (see far side)

fine focusing knob

condenser light switch

inclined eyepieces (can have vertical)

pointer adjustment knob

body tube

revolving nosepiece

stage

iris diaphragm lever

Explanation

Question 45 of 61

2

How do you estimate the width of a specimen based off of the diameter of field on a compound microscope?

Select one of the following:

You take the specimen and place it all the way to the left then move the edge that was against the left of the field of vision to where the right edge of the specimen just was. Continue this until the specimen reahes the right and divide the width of the field of vision by the number of times it took to get the specimen all the way across the field of vision.
You take the specimen and place it all the way to the right then move the edge that was against the middle of the field of vision to where the front edge of the specimen just was. Continue this until the specimen reahes the right and divide the width of the field of vision by the number of times it took to get the specimen all the way across the field of vision.

Explanation

Question 46 of 61

2

to change from Farenheit to Celsius you use the formula ❌
to change from Celsius to Farenheit you use the formula ❌

Drag and drop to complete the text.

9/5C+32

5/9(F-32)

Explanation

Question 47 of 61

2

To convert metric units you take the unit given and move the decimal place according to directions. If the unit they want is a ❌ unit than you start with your result should be larger then when you started. If the unit you started with is ❌ than the unit they want you answer should be smaller then when you began. The units go: ❌, ❌, ❌, ❌, ❌, ❌, ❌; in order from largest to smallest.

Drag and drop to complete the text.

smaller

larger

Kilo

Hecto

Deka

Unit(base)

Deci

Centi

Milli

Explanation

Question 48 of 61

2

Which f the following is the magnification equation?

Select one of the following:

eyepiece magnification x objective magnification
(resolution)R=[0.61 x lambda (wavelength of light)]/N.A. (numerical aperture of objective lens)

Explanation

Question 49 of 61

2

(resolution)R=[0.61 x lambda (wavelength of light)]/N.A. (numerical aperture of objective lens)

^^ is the reolution equation

Select one of the following:

True
False

Explanation

Question 50 of 61

2

the numerical apertures of our microscopes are

Select one or more of the following:

.1
.25
.65
.87
.54
.23

Explanation

Question 51 of 61

2

What colors are useful for photosynthesis?

Select one of the following:

green
blue
yellow
violet
red
all of the above
all colors excpet green

Explanation

Question 52 of 61

2

Select from the dropdown lists to complete the text.

( Reflected light, phosphorescents ) is not useful to photosynthesis and you can see these colors.
( Absorbed light, fluorescent light ) is the light that is useful to photosynthesis and you cannot see these colors.

Explanation

Question 53 of 61

2

CO2 is related to photosynthesis in which of the following ways?

Select one or more of the following:

there will be less CO2 when photosynthesis is occuring.
Photosynthesis uses Co2
there will be more co2 in the air when photosynthesis occurs
photosynthesis uses O2

Explanation

Question 54 of 61

2

❌ cells are called ❌ and are expressed as ❌
❌ cells are called ❌ and are expresses as ❌

Drag and drop to complete the text.

diploid

haploid

somatic cells

gametes

2n

n

Explanation

Question 55 of 61

2

❌ Two dominant alleles
❌ One dominant allele one dominant
❌ Two recessive alleles
❌ A gene
❌ The combination of alleles
❌ The physical attributes portrayed

Drag and drop to complete the text.

heterozygous

homozygous recessive

homozygous dominant

allele

genotype

phenotype

Explanation

Question 56 of 61

2

An X-linked trait is an attribute that is only passed on from an allele on the Y chromosome.

Select one of the following:

True
False

Explanation

Question 57 of 61

2

In an electrophoresis the farther right the sample moves the more _______ it is.

Select one of the following:

negative
positive

Explanation

Question 58 of 61

2

Sickle cell blood is ______negative

Select one of the following:

less
more

Explanation

Question 59 of 61

2

Sikle cell anemia is an abnormal blood shape where the bllod cell

Select one or more of the following:

is curved like a cresent moon
is full and round
is square
is less negative
moves towards the left of the electrophoresis
is more negative
moves towars the right of the electrophoresis
has a genotype of H^s H^s
can behave as a carrier and only portray some symptoms of the disease by having the genotype H^A H^S
Has a genotype of H^A H^A

Explanation

Question 60 of 61

2

Check all that applies to the bottleneck effect

Select one or more of the following:

example of genetic drift
population is reduced quickly
rare alleles can become more common in the smaller population than they were in the original population
some alleles can b e eradicated completely
some can become fixed 9the only allele left/available

	Created by Reagan newman about 6 years ago

final study guide

Biology Lab Final Study Guide

Question 1 of 61

Ethanol ______ the heart rate of the Daphnia while caffeine ______ the heart rate of the Daphnia.

Select one or more of the following:

Explanation

Question 2 of 61

What is the mean, mode, median and range of a given set of data?

Select one of the following:

Explanation

Question 3 of 61

An independent variable is changed and controlled in an experiment.

Select one of the following:

Explanation

Question 4 of 61

Dependant variables are ____ in lab 1

Select one of the following:

Explanation

Question 5 of 61

Osmosis is _______

Select one of the following:

Explanation

Question 6 of 61

Enzymes are ____________

Select one or more of the following:

Explanation

Question 7 of 61

In lab 6 the we used ______ as the enzyme.

Select one of the following:

Explanation

Question 8 of 61

in lab six which of the following substrates were used?

Select one or more of the following:

Explanation

Question 9 of 61

Benzoquinone is the product used in lab 6.

Select one of the following:

Explanation

Question 10 of 61

In lab 6 temperature affected the enzyme activity how?

Select one of the following:

Explanation

Question 11 of 61

in lab 6 the effects of pH were

Select one or more of the following:

Explanation

Question 12 of 61

In lab 5 the which of the following bags lost weight?

Select one or more of the following:

Explanation

Question 13 of 61

In lab 5 which of the following bags gained weight?

Select one or more of the following:

Explanation

Question 14 of 61

what type of solutions gained weight in lab 5 bags, and why?

Select one of the following:

Explanation

Question 15 of 61

in lab 5 the hypotonic solutions lost weight because the solution outside the bags were lower concentrated and caused the water to flow out og the bags.

Select one of the following:

Explanation

Question 16 of 61

The salt solution plasmolyzed the Elodea in lab 5 because it was

Select one or more of the following:

Explanation

Question 17 of 61

In lab 2 wht did benedict's reagent test for?

Select one of the following:

Explanation

Question 18 of 61

What did iodine test for in lab 2?

Select one of the following:

Explanation

Question 19 of 61

Biuret reagent was used to test for what in lab 2?

Select one of the following:

Explanation

Question 20 of 61

In lab 2 brown paper was used to test for____?

Ethanol the heart rate of the Daphnia while caffeine the heart rate of the Daphnia.