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Biology 9 C1-C4 SE1 revision 2

Total questions: 176

Worksheet time: 2hrs 14mins

Name
Class
Date
1.
When you step out into the cold, your body shivers in order to keep its temperature at 98.6F.
a)
All living things use energy
b)
All living things contain cells
c)
All living things maintain homeostasis
d)
All living things grow
2.

___________a molecule that is present in all living cells and that contains the information that determines the traits a living thing inherits and needs to live.

a)

Cell

b)

Stimulus

c)

Homeostasis

d)

DNA

3.
A reaction to a stimulus is a ______________.
a)
hiccup
b)
response
c)
metabolism
d)
homeostasis
4.

Living things are based on a universal genetic

code. What molecule is responsible for that code?

a)

RNA

b)

Lipid

c)

Protein

d)

DNA

5.
When a baby kitten becomes an adult cat, this is an example of...
a)
energy metabolism
b)
growth and development
c)
response to stimuli
d)
having cells
6.
A _____ is something in the environment that causes an organism to respond.
a)
stimulus
b)
response
c)
cause
d)
effect
7.

Which molecule transfers light energy into chemical energy for the synthesis of carbohydrates

a)

Chloroplast

b)

Chlorophyll

c)

Mitochondria

d)

Vacuole

8.

State the name of structure A

a)

Vascular bundle

b)

Upper epidermis

c)

Palisade mesophyll

d)

Spongy mesophyll

9.

State the balanced symbol equation for photosynthesis

a)

CO2 + H2O -> C6H12O6 + O2

b)

C6H12O6 + 6O2 -> 6CO2 + 6H2O

c)

6CO2 + 6H2O -> C6H12O6 + 6O2

d)

CO2 + H2O -> 6C6H12O6 + O2

10.

Which is the word equation for photosynthesis?

a)

glucose + oxygen -> carbon dioxide + water

b)

methane + oxygen -> carbon dioxide + water

c)

glucose + carbon dioxide -> oxygen + water

d)

carbon dioxide + water -> oxygen + glucose

11.

Which is a definition for photosynthesis?

a)

Releasing energy from nutrients

b)

The breaking down of large insoluble molecules into small soluble molecules

c)

The process by which plants make carbohydrates from raw materials using energy from light

d)

The movement of particles from a high concentration to a low concentration

12.

The specialized sensory receptor that detects light is

a)

mechanoreceptor

b)

chemoreceptor

c)

thermoreceptor

d)

photoreceptor

13.

How long does diffusion last?

a)

Until the concentration of particles in the system is equal

b)

Until a region in the system has a smaller concentration of particles than the other

c)

Until a region in the system has a greater concentration of particles than the other

d)

Until the particles disappear from the system

14.

The picture below is an example of _________________.

a)

osmosis

b)

isotonic

c)

diffusion

d)

active transport

15.

Which of the following is NOT a biotic factor?

a)

mushroom

b)

air

c)

elephant

d)

coyote

16.

Which blood vessel carries blood at the highest pressure?

a)

Arteries

b)

Veins

c)

Capillaries

17.
An increase in wind or temperature will ________________ transpiration
a)
increase
b)
decrease
c)
no change
d)
none
18.
How will lowered humidity affect the rate of transpiration?
a)
decrease it
b)
increase it
c)
no change
d)
it depends
19.

Where does sugar transport begin?

a)

Roots

b)

Leaves

c)

Root hairs

d)

Vascular bundles

20.

What is the main factor that influences the rate of sugar transport?

a)

movement of water

b)

Rate of photosynthesis

c)

capillary action

d)

uprooting plants

21.

What do the guard cells do?

a)

Control active transport

b)

Control nutrients moving into the cell

c)

Controls the rate of transpiration (loss of water through the leaf)

22.

Where is xylem found in the plant?

a)

leave -> roots -> stem

b)

roots -> stem -> leaves

c)

root hairs -> leaves -> veins

d)

stem -> roots

23.
Why is the evaporation of water from leaves important?
a)
It cools leaves and helps move water up the plant.
b)
It makes the plant wilt
c)
It helps the plant to respire
24.
Transpiration is
a)
the movement of water through a plant from the roots up the stem
b)
the loss of water from the leaves of a plant by the process of evaporation
c)
the flow of water into plant roots by osmosis from the soil
d)
the process of minerals and sugars moving through plant veins
25.
Water vapour exits a plant leaf by
a)
the stomata
b)
the epidermis
c)
the palisade cells
d)
the spongy mesophyll
26.
How do water enter the roots from the soil?
a)
diffusion
b)
osmosis
c)
transpiration
d)
active transport
27.
what is the function of root hair?
a)
it is place to store the food
b)
it has large surface area to absorb more water
28.
Vascular tissue that transports water and minerals UPWARDS from a plant's roots is know as ______.
a)
Chlorophyll
b)
Phloem
c)
Stomata
d)
Xylem
29.
The plant tissue that carries food materials DOWNWARD from the leaves to the rest of the pant is the ______.
a)
Phloem
b)
Stomata
c)
Chlorophyll
d)
Xylem
30.

How does water enter a plant?

a)

through the stomata

b)

through the roots

c)

by active transport in root hair cells

d)

by osmosis in root hair cells

31.

Phloem tubes transport substances..

a)

From the roots to the stem and leaves

b)

From the leaves to the rest of the plant

32.

Recall what is dissolved in the water in the xylem.

a)

Glucose

b)

Amino acids

c)

Mineral ions

d)

Starch

33.

Recall the main function of a xylem cell.

a)

To transport nutrients (mainly sucrose) to different parts of a plant.

b)

To make energy for the plant via photosynthesis.

c)

To transport carbon dioxide to the leaves for photosynthessis.

d)

To transport water to different parts of plant.

34.

How is sugar transported in the plant?

a)

though diffusion which requires energy

b)

through active transport which requires energy

c)

though diffusion which does not require energy

d)

though active transport which does not require energy

35.

In what plant cell organelle does photosynthesis occur?

a)

Chloroplasts

b)

Mitochondria

c)

Nucleus

d)

Cell Wall

36.

Where does photosynthesis occur in the plant?

a)

In the stem

b)

In all parts of the plant

c)

In the leaves

d)

In the flower

37.

What is a function of protein?

a)

Repair and build muscle

b)

Keep the body warm

c)

Help with the digestive system

d)

Cures asthma

38.

In which part of the digestive system are most of the nutrients absorbed into the bloodstream?

a)

Stomach

b)

Oesophagus

c)

Small Intestine

d)

Large Intestine

39.

What is the function of the gall bladder?

a)

absorption of fat

b)

digestion of fat

c)

production of bile

d)

storage of bile

40.

Where does most of the digestive process take place?

a)

Small intestine

b)

Stomach

c)

Large intestine

41.

Oils and butter are rich in...

a)

proteins.

b)

fats.

c)

carbohydrates.

42.

Identify the type of teeth________________

a)

Molar

b)

Canine

c)

Milk teeth

43.

Name the process by which the digested food molecules are taken up by the intestine wall and sent to circulatory system.

a)

Assimilation

b)

Digestion

c)

Absorption

d)

Egestion

44.

The ___ helps in mixing saliva with food.

a)

Heart

b)

Stomach

c)

Nose

d)

Tongue

45.

The process of intake of food is called...........

a)

Ingestion

b)

Digestion

c)

Absorption

d)

Assimilation

46.

Water from the undigested food is absorbed mainly in the

a)

stomach

b)

foodpipe

c)

small intestine

d)

large intestine

47.

4.Bile is produced in the

a)

stomach

b)

small intestine

c)

pancreas

d)

liver

48.

The pointed teeth in your mouth are

a)

premolars

b)

incisors

c)

molars

d)

canines

49.
What gas  do plants give off after conducting photosynthesis that humans/animals need in order to live?
a)
Oxygen
b)
Carbon
c)
Nitrogen
d)
Hydrogen
50.
Plants need ________from the air for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
51.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
52.

Where do plants get the energy for photosynthesis to take place?

a)

nutrients in the soil

b)

the sun

c)

chlorophyll

d)

bee pollination

53.
What is the pigment in chloroplasts that performs photosynthesis?
a)
Chlorosynthesis
b)
Chlorophyll
c)
ADP
d)
Electron Transport
54.

What is the role of the spongy mesophyl?

a)

It allows gas to move through the leaf

b)

It transports water

c)

It transports sugars

d)

It is where photosynthesis happens

55.

The stomata are openings in the leaf which allow for gas exchange. Which cells found either side of the opening control the stomata?

a)

Guard Cells

b)

Palisade Cells

c)

Spongy mesophyll

56.

What does the plant need magnesium for?

a)

For the production of chlorophyll

b)

For the production of amino acids

c)

For the production of glucose

d)

For the production of starch

57.

What is the role of stomata?

a)

Openings in the leaf that allows gas in and out of the plant

b)

Transports water and supports the plant

c)

transports sugars

d)

Where photosynthesis happens

58.

What is structure F called?

a)

Vascular bundle

b)

Cuticle

c)

Palisade mesophyll

d)

Stomata

59.

What is the role of the phloem?

a)

transports water and help supports the plant

b)

transports sugars

c)

where photosynthesis happens

d)

where respiration happens

60.

What is the role of the xylem?

a)

transports water and help supports the plant

b)

transports sugars

c)

where photosynthesis happens

d)

where respiration happens

61.

What are the cells in layer B called?

a)

Vascular bundle

b)

Cuticle

c)

Palisade mesophyll

d)

Spongy mesophyll

62.

State the name of structure A

a)

Vascular bundle

b)

Upper epidermis

c)

Palisade mesophyll

d)

Spongy mesophyll

63.

Which molecule transfers light energy into chemical energy for the synthesis of carbohydrates

a)

Chloroplast

b)

Chlorophyll

c)

Mitochondria

d)

Vacuole

64.

Which is the word equation for photosynthesis?

a)

glucose + oxygen -> carbon dioxide + water

b)

methane + oxygen -> carbon dioxide + water

c)

glucose + carbon dioxide -> oxygen + water

d)

carbon dioxide + water -> oxygen + glucose

65.

A student wanted to see if covering a leaf in foil would stop it from producing starch. Why should the student put the plant in a dark cupboard for 48 hours before returning it to the light and starting the experiment?

a)

To make the results reliable

b)

So that the plant would photosynthesise faster when returned to the light

c)

So that any starch already in the leaf was used up by the plant

66.

What is the correct chemical equation for photosynthesis?

a)

CO2 + 5H2O --light/chlorophyll--> C16H2O16 + 5O2

b)

CO2 + H2O --light/chlorophyll--> C6H12O6 + O2

c)

2CO6 + 6H2O --light/chlorophyll--> C12H6O12 + 6O2

d)

6CO2 + 6H2O --light/chlorophyll--> C6H12O6 + 6O2

67.

Which two substances are the raw materials for photosynthesis?

a)

carbon dioxide and oxygen

b)

carbon dioxide and water

c)

starch and water

d)

starch and oxygen

68.

Each enzyme only has 1 substrate that will fit its active site.  What is this called?

a)

reusable

b)

catalyst

c)

fragile

d)

specific

69.

Based on the graph, what pH does Enzyme C work best at?

a)

1.5

b)

6

c)

8

d)

9

70.

What are the 2 factors that denature an enzyme?

a)

pH and concentration

b)

concentration and temperature

c)

temperature is the only factor

d)

pH and temperature

71.

Based on the graph, what is the optimal temperature for the enzyme?

a)

20

b)

40

c)

43

d)

60

72.

What is a substance called if it speeds up a chemical reaction?

a)

reusable

b)

catalyst

c)

specific

d)

fragile

73.

What does an enzyme do to a chemical reaction?

a)

Speeds it up (catalyzes)

b)

Slows it down

c)

Breaks it down

74.
Which of the following conclusions can be drawn from this graph?
a)
The optimum pH of the enzyme is 6.6.
b)
The optimum pH of the enzyme is 5.8
c)
The enzyme’s activity increases as pH increases 5.0 to 9.0
d)
The enzyme’s activity is greater around pH of 8.0 .
75.
What 3 letters do enzymes typically end in?
a)
-ose
b)
-ase
c)
-ese
d)
-tic
76.

What happens to an enzyme when it is denatured?

a)

Activation energy is lowered

b)

It becomes stronger

c)

It loses its shape

d)

Activation energy is raised

77.

Letter E...

a)

active site

b)

products

c)

substrate

d)

enzyme

78.

Letter C...

a)

products

b)

substrate

c)

enzymes

d)

active site

79.

Enzymes are specific. This means that an enzyme only works with molecules that are....

a)

the right size and shape

b)

broken down already

c)

present in water

d)

too big for the body to handle

80.

Which category of macromolecules do enzymes belong to?

a)

Carbohydrates

b)

Proteins

c)

Fats/Lipids

81.

What do enzymes do?

a)

Build things up or break them down

b)

Help filter waste from the body

c)

Create environments where food can be eaten

d)

Add and remove water

82.
In the diagram, what is letter A? 
a)
product
b)
substrate
c)
enzyme-substrate complex
d)
active site
83.

What does the term optimum mean for enzyme temperature?

a)

The lowest temperature at which the enzyme works

b)

The temperature which gives the highest enzyme activity

c)

The temperature which gives the lowest enzyme activity

d)

The highest temperature before denaturing occurs

84.

The protease enzyme works best in the ..................... condition of the stomach.

a)

acidic

b)

alkaline

c)

basic

d)

neutral

85.

Different enzymes work best in different pH.

a)

True

b)

False

86.

The ..................... of the active site depends on the temperature.

a)

shape

b)

substrate

c)

lock

d)

collision

87.

Enzymes are ............................

a)

Alkaline

b)

Biocatalysts

c)

Lipids

d)

Sugars

88.

Letter B...

a)

substrate

b)

active site

c)

enzyme

d)

products

89.

Letter D...

a)

enzyme

b)

active site

c)

substrate

d)

products

90.

organisms that can capture energy from nonliving sources and convert it into forms living cells can use?

a)

heterotrophs

b)

Autotrophs

c)

Decomposers

91.

Which of the following organisms have vital roles in the movement of energy and matter through food webs?

a)

Herbivore and carnivore

b)

Chemosynthesis

c)

Decomposers and detritivores

d)

Omnivores and carnivores

92.
In a properly written scientific name, which part is capitalized?
a)
species
b)
genus
93.
In a properly written scientific name, which part is lowercase?
a)
species
b)
genus
94.
What is the science of organizing, classifying and naming living things.
a)
taxonomy
b)
taxadermy
c)
taxicab
d)
toxicology
95.
What is a dichotomous key used for in science?
a)
To organize biomes
b)
Classify organisms
c)
Identify bacteria only
d)
None of these
96.
When using a dichotomous key to identify organisms, what do we look at?
a)
physical features
b)
weather patterns
c)
environment
d)
diet
97.
A table of arachnid and insect characteristics is shown. Which characteristic could be used to distinguish between
arachnids and insects?
a)
Jointed legs
b)
Body segments
c)
Presence of eyes
d)
Presence of antennae
98.

Prokaryote are ______.

a)

bacteria

b)

fungi

c)

large in size

d)

complex cells

99.

Chloroplasts are the site of photosynthesis and are found only in _____.

a)

the ocean

b)

in green plants

c)

animals

d)

rocks

100.

A cell wall is an inflexible for support and structure and can only be found in ____.

a)

plants

b)

animals

c)

birds

d)

humans

101.
The  basic structural and functional unit of lving things
a)
atom
b)
nucleus
c)
molecule
d)
cell
102.
The control centre of the cell
a)
cytoplasm
b)
nucleus
c)
cell membrane
d)
mitochondria
103.
A structure which allows substances to pass into and out of the cell
a)
nucleus
b)
cytoplasm
c)
cell membrane
d)
mitochondria
104.
A structure not found in animal cells
a)
cell wall
b)
cell membrane
c)
nucleus
d)
mitochondria
105.
The site of respiration
a)
cell wall
b)
mitochondria
c)
nucleus
d)
chloroplast
106.
The site of photosynthesis
a)
cell wall
b)
mitochondria
c)
chloroplast
d)
cytoplam
107.
Found in most animal cells
a)
vacuole, cell membrane, mitochondria
b)
Mitochondria, chloroplast, nucleus
c)
cytoplasm, nucleus, mitochondria
d)
cell wall, cell membrane, nucleus
108.
Groups of similar cells that carry out a particular job are called:
a)
animals
b)
plants
c)
tissues
d)
organs
109.
Bacteria 
a)
are multicellular and have a nucleus
b)
are multicellular and don't have a nucleus
c)
are unicellular and have a nucleus
d)
are unicellular and don't have a nucleus
110.

Which type of cell?

a)

Prokaryote

b)

Eukaryote

111.

The two kinds of cells are Prokaryotes and Eukaryotes. How are they different?

a)

Prokaryotes are plant cells

b)

Eukaryotes have a nucleus

c)

Prokaryotes have a nucleus

d)

There is no difference

112.

Where are proteins made?

a)

Golgi Body

b)

Ribosomes

c)

Chromosomes

d)

Mitochondria

113.

What is the gel-like substance inside of cells called?

a)

Cytoplasm

b)

Cytoskeleton

c)

Cell membrane

d)

Vacuole

114.

The _____________ holds the DNA, and controls the functions of eukaryotic cells.

a)

Nuclear membrane

b)

Nucleus

c)

mitochondria

d)

Lysosome

115.
Cells are often called "the ____ of life."
a)
bread
b)
road map
c)
building blocks
d)
meaning
116.

What is the function of an organelle?

a)

to take up space

b)

to carry out a specific function in the cell

c)

to carry out all the functions of a cell

d)

to create new cells

117.

What is the function of the mitochondria?

a)

to capture energy from the sun and turn it to sugar

b)

to release usable energy for the cell

c)

to store energy for when the cell needs it

d)

to remove waste from the cell

118.

What organelle allows plants to create their glucose?

a)

Mitochondira

b)

Lysosome

c)

Ribosome

d)

Chloroplast

119.

Which organelle provides structure and protection to plant cells?

a)

cell membrane

b)

ribosome

c)

golgi apparatus

d)

cell wall

120.
Passive transport is called "passive" because it occurs WITHOUT
a)
cause.
b)
energy.
c)
a concentration gradient.
d)
a cell wall.
121.
Osmosis is the diffusion of _____ across a membrane
a)
glucose
b)
NaCl
c)
proteins
d)
water
122.
_____________ allows some things to enter and leave cells, while keeping other things out of the cell.
a)

Nucleus control center of the cell

b)

Selectively Permeable golgi apparatus

c)
A selectively permeable membrane
d)

Non Permeable membrane

123.
Cells sometimes use energy to transport materials across the cell membrane.  This is called
a)

Simple Diffusion

b)
osmosis
c)

Facilitated diffusion

d)
active transport
124.

When the concentration of solutes on both sides of a membrane is the SAME, the solution is

a)
isotonic
b)
hypertonic
c)
hypotonic
125.
An animal cell placed in a hypertonic (salty) solution will
a)
Shrink
b)
Swell
c)
Stay the same
126.

Match the following

a)

Hypertonic

1.

The solution contains a high concentration of solute an and low concentration of water

b)

Hypotonic

2.

The solution contains a low concentration of solute an and high concentration of water

c)

Isotonic

3.

The solution has an equal concentration of solute and water compared to the inside of the cell

127.
During osmosis
a)
water moves from high to low concentration
b)
large or oddly shaped molecules move across a cell membrane
c)
water moves when energy is used
d)
proteins are built
128.
What is diffusion?
a)
when molecules move from a low concentration to a high concentration 
b)
when molecules move from a high concentration to a low concentration.
c)
no movement 
d)
molecules move everywhere
129.
The picture below is an example of _________________.
a)
osmosis
b)
isotonic
c)
diffusion
d)
active transport
130.
The movement of molecules against a concentration gradient
a)
simple diffusion
b)
facilitated diffusion
c)
active transport
d)
osmosis
131.
Which is true about active transport?
a)
It requires energy
b)
it does not require energy
c)
It moves substances down the concentration gradient
d)
it moves material from high to low concentration
132.

What is DIFFUSION?

a)
b)
c)
d)
133.

Where is there a low concentration of dye?

a)

at the bottom of cup

b)

in the dye

c)

at the top of cup

d)

at the sides of the cup

134.

Dissolved gases move between the blood and body cells by which process?

a)

absorption

b)

respiration

c)

diffusion

d)

osmosis

135.

Which of the following statements about diffusion is true?

a)

substances move from high to low concentration

b)

diffusion only happens across a partially permeable membrane

c)

water moves from high to low water potential

d)

substances move from low to high concentration

136.

Basic units of cabohydrates.

a)

simple sugars

b)

amino acids

c)

fatty acids and glycerol

d)

nucleotides

137.

Basic units of lipids.

a)

nucleotides

b)

amino acids

c)

simple sugars

d)

fatty acids and glycerol

138.

An example of simple sugar (monosaccharide).

a)

glucose

b)

sucrose

c)

starch

d)

glycogen

139.

An example of larger sugar molecule (disaccharide).

a)

glucose

b)

sucrose

c)

cellulose

d)

glycogen

140.

Total number of amino acids in plant and animal cells.

a)

15

b)

17

c)

19

d)

20

141.

Lipids are important in forming _____________.

a)

DNA

b)

RNA

c)

cell membanes

d)

cytoplasm

142.

Glucose is an example of a

a)

monosaccharide

b)

polysaccharide

c)

lipid

d)

protein

143.

What is the most common type of organic compound (biological molecule)?

a)

proteins

b)

carbohydrates

c)

lipids

d)

nucleic acids

144.

​ (a)   is an example of a polysaccharide.

Choose from the below words
Starch
Meat
Olive oil
Cheese
145.

What determines the primary structure of a protein?

a)

DNA

b)

RNA

c)

polypeptide

d)

carbohydrate

146.

One example of a lipid is

a)

oil

b)

meat

c)

sugar

d)

vegetables

147.

Which biological molecule is used for long-term energy storage? (a)  

Choose from the below words
proteins
carbohydrates
fats
nucleic acids
148.

The information in ​ (a)   is passed from parents to offspring when organisms reproduce.

Choose from the below words
DNA
RNA
149.

In DNA, A always binds to ​ (a)   , and G always binds to ​ (b)   .

Choose from the below words
T
C
A
G
150.

What are the four nitrogenous base of the DNA? Choose four (4) from the choices.

a)

Adenine

b)

Guanine

c)

Cytosine

d)

Uracil

e)

Thymine

151.
Which of the following tests for protein?
a)
Iodine
b)
Benedicts
c)
Biuret
152.
Which of the following tests for glucose?
a)
Iodine
b)
Benedicts
c)
Biuret
153.
Which test requires heat?
a)
Benedicts
b)
Biuret
c)
Iodine
154.
Which of the following tests for starch?
a)
Iodine
b)
Benedicts
c)
Biuret
155.

What is the colour change if you add Iodine (Brown colour) to the food contains protein?

a)

Red Brick

b)

No changes (Negative Results)

c)

Black

d)

Navy Blue

156.

Which chemical elements are found in lipid molecules ?

a)

Carbon, hydrogen & oxygen

b)

Carbon, nitrogen & oxygen

c)

Nitrogen, hydrogen & oxygen

d)

Nitrogen, carbon & hydrogen

157.

Which of following molecules is NOT a sugar ?

a)

Sucrose

b)

Glucose

c)

Glycogen

d)

Maltose

158.

Which biological molecule provides insulation ?

a)

Protein

b)

Glycogen

c)

Starch

d)

Lipid

159.

Which chemical element is only found in proteins ?

a)

Carbon

b)

Nitrogen

c)

Oxygen

d)

Hydogen

160.

When starch is present iodine turns...

a)

purple

b)

blue-black

c)

orange

d)

brick red

161.

When protein is present Biuret turns...

a)

purple

b)

blue-black

c)

orange

d)

brick red

162.
When large amounts of glucose is present Benedicts turns...
a)
purple
b)
blue-black
c)
brick-red
d)
green
163.

A negative test for protein will cause Biuret to stay...

a)

brick red

b)

blue

c)

black

d)

orange

164.

A negative test for starch will cause Iodine to stay...

a)

orange/red

b)

blue

c)

black

d)

brick red

165.

A negative test for glucose will cause Benedicts to stay...

a)

brick red

b)

blue

c)

black

d)

orange

166.

How do you test for lipids?

a)

By using Ethanol and water

b)

By using Benedicts solution

c)

By using Iodine

d)

By using Biuret test

167.

What is a positive result for the lipid emulsion test?

a)

milky white colour

b)

clear

c)

yellow

d)

green

168.

I am used to test for the presence of complex carbohydrates (starch)

a)

Benedict's Test

b)

Biurets Test

c)

Iodine Test

d)

Ethanol Emulsion Test

169.

I am used to test for the presence of simple carbohydrates (sugars)

a)

Benedict's Test

b)

Biurets Test

c)

Iodine Test

d)

Ethanol Emulsion Test

170.

I am used to test for the presence of protein

a)

Benedict's Test

b)

Biurets Test

c)

Iodine Test

d)

Ethanol Emulsion Test

171.

I am used to test for the presence of lipids (fats)

a)

Benedict's Test

b)

Biurets Test

c)

Iodine Test

d)

Ethanol Emulsion Test

172.

If I am positive, I will produce a precipitate

a)

Benedict's Test

b)

Biurets Test

c)

Iodine Test

d)

Ethanol Emulsion Test

173.

If I am positive, I will turn red

a)

Benedict's Test

b)

Biurets Test

c)

Iodine Test

d)

Ethanol Emulsion Test

174.

If I am positive, I will turn purple

a)

Benedict's Test

b)

Biurets Test

c)

Iodine Test

d)

Ethanol Emulsion Test

175.

In this experiment, you must put your test tubes into a hot water bath

a)

Benedict's Test

b)

Biurets Test

c)

Iodine Test

d)

Ethanol Emulsion Test

176.

This photo represents a

a)

negative test for glucose

b)

negative test for protein

c)

positive test for starch

d)

positive test for glucose