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HBio Midterm Practice

Total questions: 116

Worksheet time: 2hrs 55mins

Name
Class
Date
1.

Which organelle controls what goes in and out of the cell?

a)

nucleus

b)

nucleolus

c)

cell membrane

d)

nuclear membrane

2.

This organelle digests dead cell parts and contains enzymes

a)

lysosome

b)

golgi body

c)

smooth ER

d)

Rough ER

3.

What organelle is represented by this image?

a)

rough endoplasmic reticulum

b)

smooth endoplasmic reticulum

c)

ribosome

d)

nucleus

4.

The jelly-like material inside the cell

a)

ribosomes

b)

lysosome

c)

granum

d)

cytoplasm

5.

Which organelle contains DNA and controls the cell?

a)

Cell membrane

b)

nucleus

c)

nucleolus

d)

lysosme

6.

What function does this organelle carry out in the cell?

a)

detoxification

b)

packaging materials for release from the cell

c)

breaking down old cellular components

d)

storing genetic material

7.

Proteins are produced at this organelle.

a)

golgi body

b)

ribosome

c)

cytoskeleton

d)

cilia

8.

This organelle makes useable energy for the cell

a)

chloroplast

b)

mitochondria

c)

ribosome

d)

nucleolus

9.

What is the function of this organelle?

a)

modify and build proteins

b)

break down proteins

c)

make lipids for the membrane

d)

store extra material, like water and food

10.

This organelle produces the microtubules used during cell division.

a)

lysosome

b)

centriole

c)

cytoplasm

d)

ribosome

11.

In _______ cells, the vacuole is large and located in the center of the cell.

a)

plant

b)

animal

c)

both plant and animal

d)

all

12.

Which of the images below represents a chloroplast?

a)
b)
c)
d)
13.

Ribosomes are produced here

a)

nucleus

b)

nuclear membrane

c)

nucleolus

d)

chromosomes

14.

This structure provides protection to plant cells and is made of cellulose.

a)

chloroplast

b)

cell membrane

c)

cell wall

d)

cytoplasm

15.

Which organelle is this?

a)

Golgi Apparatus

b)

Mitochondria

c)

Nucleus

d)

Chloroplast

16.

Which organelle is only found in animal cells?

a)

cytoplasm

b)

vacuole

c)

centriole

d)

ribosome

17.

This organelle makes lipids for the cell.

a)

Rough ER

b)

Smooth ER

c)

Golgi body

d)

nucleus

18.

What organelle does this image represent?

a)

Golgi Apparatus

b)

Ribosome

c)

Mitochondria

d)

Chloroplast

19.

Which 2 organelles are involved in the making of a protein?

a)

Ribosome

b)

Lysosome

c)

Rough Endoplasmic Reticulum

d)

Smooth Endoplasmic Reticulum

20.

Which of the following organelles is found only in a plant cell?

a)

mitochondria

b)

chloroplast

c)

centrioles

d)

vacuole

21.
Which organelle is only found in a plant cell? 
a)
nucleus
b)
chloroplast
c)
mitochondria
d)
cell membrane
22.
Directs all cell activities through the DNA located there.
a)
Lysosomes
b)
Nucleus
c)
ribosomes
d)
Mitochondria
23.
Which of the following is directly involved in the transportation of materials inside/within the cell?
a)
Endoplasmic Reticulum
b)
Vacuole
c)
Lysosome
d)
Mitochondria
24.
I am a protein packaging and shipping machine! Who am I?
a)
vacuole
b)
ribosome
c)
mitochondrion
d)
golgi apparatus
25.
You might think of me as the trash collector, but recycler is maybe more accurate. What am I?
a)
mitochondria
b)
lysosome
c)
vacuole
d)
ribosome
26.
What is the name of the genetic material that is inside the nucleus?
a)
ER
b)
ATP
c)
YOLO
d)
DNA
27.
What is found in both plant and animal cells but is much larger in plant cells?
a)
Nucleus
b)
Mitochondria
c)
Chloroplast
d)
Vacuole
28.
Where are proteins made?
a)
Golgi body
b)
Mitoichondria
c)
Chromosomes
d)
Ribosomes
29.
This organelle takes food and turns it into ENERGY for plant and animal cells.
a)
Chloroplast
b)
Mitochondria
c)
Lysosome
d)
Ribosome
30.
The site of photosynthesis
a)
ribosome
b)
mitochondria
c)
chloroplast
d)
nucleus
31.
I am the outer most layer of an animal cell. What am I?
a)
cell wall
b)
nucleus
c)
cell membrane 
d)
cell skin
32.
What are tiny organelles that convert glucose into ATP?
a)
Ribosomes
b)
Vesicles
c)
Cytoskeleton
d)
Mitochondria
33.
A rigid layer that lies outside the cell's  membrane is...
a)
Cytoskeleton
b)
Cilia
c)
Cell Wall
d)
Flagella
34.
What organelle is called the "powerhouse" of a cell?

a)
Endoplasmic Reticulum
b)
Nucleus
c)
Mitochondria
d)
Nucleolus
35.
What is the gel-like substance inside of cells called?

a)
photoplasm
b)
photosynthesis
c)
cytoskeleton
d)
cytoplasm
36.

Main producer of ATP in all eukaryotes

a)

chloroplast

b)

mitochondria

c)

lysosome

d)

Smooth Endoplasmic Reticulum

37.

Which of the following describes the function of the nucleolus?

a)

Command Center for the Cell

b)

Produce initial parts of ribosomes

c)

To hold chromosomes

d)

To make DNA

38.

Identify the structure at the end of the arrow.

a)

Mitochondria

b)

Nucleus

c)

Ribosome

d)

Endoplasmic Reticulum

39.

Identify the structures at the bottom of the arrows.

a)

Ribosomes

b)

Golgi Bodies

c)

Mitochondria

d)

Chloroplasts

40.

Identify the structure that the arrow is pointing to.

a)

Endoplasmic Reticulum

b)

Golgi Body

c)

Ribosome

d)

Mitochondria

41.

Which is a good example of saturated fat?

a)

a. butter

b)

b. corn oil19

c)

c. olive oil

d)

d. sunflower oil

42.

Which organic molecule gives fast source of energy?

a)

a. carbohydrates

b)

b. lipids

c)

c. nucleic acids

d)

d. proteins

43.

Atom is the basic unit of a chemical element. What are the atoms that make up carbohydrates?

a)

a. C and H

b)

b. C, H and N

c)

c. C, H and O

d)

d. C, H, O and N

44.

Which biomolecules are significant features of the cell membrane?

a)

a. carbohydrate and nucleic acid

b)

b. lipid and nucleic acid

c)

c. nucleic acid and protein

d)

d. protein and lipid

45.

Which biomolecular group carries and passes on the hereditary information of the organism?

a)

a. carbohydrates

b)

b. lipids

c)

c. nucleic acids

d)

d. proteins

46.
Proteins are made of monomers called ___________
a)
Nucleotides
b)
Monosaccharides
c)
Amino Acids
d)
Glycerol and fatty acids
47.
Nucleotides are monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
48.
DNA and RNA are examples of 
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
49.
Monosaccharides are monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
50.
Waxes, oils and fats are examples of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
51.
Which macromolecule is shown?
 View Figure 1 (if not visible)
a)
lipid
b)
protein
c)
nucleic acid
d)
carbohydrate
52.
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
53.
What are the monomers of DNA?
a)
glycerols
b)
amino acids
c)
fatty acids
d)
nucleotides
54.
Lipids can be digested into what smaller subunits?
a)
nucleic acids
b)
amino acids
c)
fatty acids
d)
glucose
55.
All polymers are made up of...
a)
monosaccharides
b)
monomers
c)
proteins
d)
None of these
56.
Enzymes are..
a)
nucleic acids 
b)
carbohydrates 
c)
lipids 
d)
proteins 
57.
Which is an example of a lipid?
a)
Candy
b)
Olive Oil
c)
DNA
d)
Meat
58.

Which of the structures below shows a protein?

a)
b)
c)
d)
59.

Which of the structures below shows a nucleic acid?

a)
b)
c)
d)
60.

Which of the following is the polymer of carbohydrates?

a)

triglycerides

b)

proteins

c)

nucleotides

d)

polysaccharides

61.

Which of the structures below shows a lipid?

a)
b)
c)
d)
62.

What are the building blocks (or monomers) of lipids?

a)

Nucleotides

b)

Monosaccharides

c)

Amino Acids

d)

Glycerol & fatty acid tails

63.

Which of the structures below shows a carbohydrate?

a)
b)
c)
d)
64.

Polymers are molecules consisting of many _____ or _____ sub units ____ _____

(a)  

65.

The creating of Polymers

a)

Dehydration synthesis

b)

Hydrolysis

66.

The breaking of Polymers

a)

Dehydration synthesis

b)

Hydrolysis

67.

Dehydration synthesis is an _____ reaction

a)

endergonic, anabolic

b)

endergonic, catabolic

c)

exergonic, anabolic

d)

exergonic, catabolic

68.

Hydrolysis is an _____ reaction

a)

endergonic, anabolic

b)

endergonic, catabolic

c)

exergonic, anabolic

d)

exergonic, catabolic

69.

Hydrolisis _____ water

a)

produces

b)

requires

70.

Dehydration Synthesis _____ water

a)

produces

b)

requires

71.
A ______________ is composed of a phosphate and glycerol head and 2 fatty acid chain tails. 
a)
phospholipid 
b)
Carbohydrate
c)
Cholesterol 
d)
Protein 
72.
"Water Loving"
a)
Hydrophobic
b)
Hydrophilic 
c)
Hydroelectric 
d)
Hydroloric
73.
"Water Fearing" 
a)
Hydrophobic
b)
Hydrophilic 
c)
Hydroelectric 
d)
Hydroloric
74.
The majority of the cell membrane is made of which macromolecule?
a)
Lipids
b)
Carbs
c)
Proteins
d)
Nucleic acids
75.
Hydrophobic region of the cell membrane?
a)
E
b)
B
c)
C
d)
A 
76.
Hydrophilic portion of cell membrane?
a)
A
b)
C
c)
D
d)
E 
77.

A mode of transport that does not require energy

a)

Passive Transport

b)

Facilitated Diffusion

c)

Selectively Permeable

d)

Slightly Permeable

78.

The type of transport that requires the use of transport proteins

a)

Passive Transport

b)

Facilitated Diffusion

c)

Active Transport

d)

Vesicular Transport

79.

The passage of a substance from an area of high concentration to an area of low concentration

a)

Active Transport

b)

Diffusion

c)

Vesicular Transport

d)

Exocytosis

80.

Some cells move large particles out of the cell through the process of:

a)

Protein Synthesis

b)

Endocytosis

c)

Exocytosis

d)

Cytoplasmic Streaming

81.

Transport that occurs directly across the cell membrane

a)

Vesicular Transport

b)

Active Transport

c)

Facilitated Diffusion

d)

Passive Transport

82.

The energy molecule that powers some modes of transport

a)

ADP

b)

ATP

c)

AGP

d)

ABP

83.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
84.
The picture is an example of...
a)
active tranport
b)
passive transport
c)
diffusion
d)
osmosis
85.

If the percentage represents sugar, what direction will water flow?

a)

Into the cell

b)

Out of the cell

c)

Into and out equally (equilibrium)

86.

If the miligrams are referring to the amount of sugar, what direction will water flow?

a)

Into the cell

b)

Out of the cell

c)

Into and out equally (equilibrium)

87.

What are TWO ways you can predict the movement of water?

a)

from a [High] of water to a [Low] of water

b)

towards the [Lower] of solutes

c)

towards the [Higher] of solutes

d)

from a [Low] of water to a [High] of water

88.
If the environment gets cold, we will often shiver in order to:
a)
keep body temperature the same as the external temperature
b)
decrease body temperature
c)
increase body temperature
d)
regulate blood pressure
89.
What type of feedback loop is shown?
a)
negative
b)
neutral 
c)
positive
90.
The two types of feedback systems that help organisms maintain homeostasis are:
a)
positive and negative 
b)
receptor and effector
c)
static and dynamic
d)
minor and major
91.
Maintaining body temperature is an example of a:
a)
negative feedback loop
b)
positive feedback loop
92.

In a positive feedback loop, each action creates a consequence that _____________________ the other action.

a)

decreases

b)

has no effect on

c)

amplifies

93.

In a negative feedback loop, each action creates a consequence that _____________________ the other action.

a)

decreases

b)

has no effect on

c)

amplifies

94.

Cellular respiration is...

a)

the process by which cells obtain energy from glucose

b)

process by which organisms absorb energy from the sun

c)

the process by which cells divide

d)

the process by which cells process carbon dioxide

95.

Which of these is the correct formula for cellular respiration?

a)

oxygen + carbon = energy + glucose

b)

glucose + carbon dioxide = water + oxygen

c)

glucose + oxygen = carbon dioxide + water + energy

d)

carbon dioxide + water + energy = glucose + oxygen

96.

Cellular respiration takes place in the ...

a)

mitochondria

b)

chloroplast

c)

chlorophyll

d)

lungs

97.

How is cellular respiration different from photosynthesis?

a)

Photosynthesis produces ATP, cellular respiration produces sugars

b)

photosynthesis requires oxygen, cellular respiration requires oxygen

c)

photosynthesis produces oxygen, cellular respiration produces carbon dioxide

d)

photosynthesis requires energy from food, cellular respiration requires energy from the sun

98.

Both autotrophs & heterotrophs break down glucose to release _____ energy.

a)

CSI

b)

ATP

c)

HCl

d)

H2O

99.

The products of photosynthesis serve as the reactants in cellular respiration to provide chemical energy.

a)

True

b)

False

100.

What is the one main difference between fermentation & cellular respiration?

a)

Fermentation does not occur in animals, while cellular respiration does

b)

fermentation does not require oxygen, cellular respiration does

c)

fermentation does not release energy, cellular respiration does

d)

fermentation does not depend on the sun, cellular respiration does

101.

Photosynthesis stores energy, while respiration releases energy.

a)

True

b)

False

102.

Photosynthesis releases energy, while respiration stores energy.

a)

True

b)

False

103.

Which of the following is NOT a reactant in photosynthesis?

a)

glucose

b)

water

c)

carbon dioxide

d)

sunlight

104.

In what type of cell does photosynthesis take place?

a)

animal cells

b)

plant cells

c)

plant and animal cells

d)

prokaryotic cells

105.

In what type of cell does cellular respiration take place

a)

only in eukaryotic cells

b)

only in prokaryotic cells

c)

only in animal cells

d)

in all cells

106.

Which of the following correctly lists the PRODUCTS of cellular respiration?

a)

carbon dioxide, water, and glucose

b)

oxygen, water, and glucose

c)

carbon dioxide, water, and energy

d)

oxygen, carbon dioxide, and energy

107.

How does energy transform during photosynthesis?

a)

chemical --> heat

b)

light --> chemical

c)

heat --> chemical

d)

light --> heat

108.
Enzymes are capable of increasing the rate of a chemical reaction within a living cell.  Enzymes accomplish this through which of the following means?
a)
reducing the number of products   
b)
reducing the activation energy
c)
increasing the temperature of the cell
d)
increasing the concentration of reactants 
109.
Any substance that is acted upon by an enzyme is called a(n)?
a)
Coenzyme
b)
Substrate
c)
Vitamin
d)
Polypeptide
110.
In the diagram, what is letter A? 
a)
product
b)
substrate
c)
enzyme-substrate complex
d)
active site
111.

What happens to the reaction rate if an enzyme is denatured or nonfunctional?

a)

No change in the reaction rate

b)

Increase in reaction rate

c)

Decrease in reaction rate

d)

Decrease then increase in reaction rate

112.

Is the graph an example of an endergonic or exergonic reaction?

a)

Exergonic

b)

Endergonic

c)

Neither

113.

Enzymes are an example of

a)

Lipids

b)

Carbohydrate

c)

Protein

d)

Nucleic Acid

114.
Letter D...
a)
active site
b)
enzyme
c)
substrate
d)
products
115.
An enzyme speeds up a reaction by
a)
lowering the activation energy.
b)
raising the activation energy.
c)
releasing energy.
d)
absorbing energy.
116.

Is the graph an example of an endergonic or exergonic reaction?

a)

Exergonic

b)

Endergonic

c)

Neither

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