Which of the following statements best defines the two main differences existing between prokaryotic and eukaryotic cells?

QUESTION 1

Which of the following statements best defines the two main differences existing between prokaryotic and eukaryotic cells?

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A.

Prokaryotic cells possess a nucleus but lack organelles while eukaryotes lack both a nucleus and organelles.

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B.

Prokaryotic cells possess a nucleus and organelles while eukaryotes lack both a nucleus and organelles.

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C.

Prokaryotic cells lack a nucleus and organelles while eukaryotes possess both a nucleus and organelles.

QUESTION 2

Structures common to both plant and animal cells include all of the following except

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A.

chloroplast

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B.

mitochondria

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C.

plasma membrane

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D.

cytoplasm

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E.

nucleus

QUESTION 3

All of the following are features of all cells except for

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A.

DNA

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B.

organelles

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C.

plasma membrane

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D.

cytoplasm

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E.

cell function determines cell size

QUESTION 4

Which of the following structures was specific to the animal cell?

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A.

centrioles

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B.

cytoplasm

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C.

nucleus

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D.

mitochondria

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E.

ribosomes

QUESTION 5

Which of the following structures was specific to the plant cell?

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A.

nucleus

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B.

chloroplast

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C.

cytoplasm

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D.

mitochondria

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E.

ribosomes

QUESTION 6

Centrioles function in

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A.

ATP production

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B.

photosynthesis

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C.

organelle recycling

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D.

cell division

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E.

protein synthesis

QUESTION 7

Chloroplasts are the site of __________.

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A.

genetic material

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B.

cell division

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C.

photosynthesis

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D.

protein synthesis

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E.

organelle recycling

QUESTION 8

The Golgi body is responsible for packaging __________ for the cell.

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A.

ribosomes

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B.

carbohydrates

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C.

lipids

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D.

proteins

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E.

nucleic acids

QUESTION 9

The smooth endoplasmic reticulum produces __________ for the cell.

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A.

DNA

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B.

carbohydrates

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C.

nucleic acids

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D.

proteins

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E.

lipids

QUESTION 10

The “ruffles” of the inner membrane of the mitochondrion are called __________.

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A.

thylakoids

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B.

grana

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C.

cristae

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D.

ribosomes

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E.

centrioles

QUESTION 11

The stacks of disk-like structures within chloroplasts are called __________.

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A.

centrioles

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B.

grana

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C.

thylakoids

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D.

stroma

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E.

lipids

QUESTION 12

Centrioles are only found in ____________ cells.

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A.

bacterial

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B.

plant

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C.

animal

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D.

plant and bacterial

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E.

plant and animal

QUESTION 13

Lysosomes consist of a single membrane surrounding powerful __________ enzymes.

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A.

absorptive

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B.

pigmented

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C.

refractive

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D.

photosynthetic

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E.

digestive

QUESTION 14

The nucleus is called the __________ of the cell.

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A.

photosynthesizer

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B.

powerhouse

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C.

organelle recycler

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D.

headquarters

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E.

condenser

QUESTION 15

The large solid spot within the nucleus is the __________.

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A.

centriole

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B.

Golgi body

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C.

endoplasmic reticulum

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D.

nucleolus

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E.

chloroplast

QUESTION 16

The energy harvested via the light reaction is stored by forming a chemical called ___________________, a compound used by cells for energy storage.

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A.

STP

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B.

G3P

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C.

ATP

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D.

RNA

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E.

DNA

QUESTION 17

The ___________________takes place in the stroma within the chloroplast.

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A.

RNA synthesis

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B.

dark reaction

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C.

chlorophyll production

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D.

ATP synthesis

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E.

light reaction

QUESTION 18

The dark reactions do not directly need light to occur; however, they do need the following products of the light reactions to proceed.

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A.

H2O and CO2

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B.

ATP and chlorophyll

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C.

NADPH and H2O

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D.

ATP and NADPH

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E.

ATP and CO2

QUESTION 19

The dark reaction involves a cycle called the ________________________________in which CO2 and energy from ATP are used to form sugar.

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A.

Uni Cycle

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B.

Chlorophyll Cycle

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C.

Calvin Cycle

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D.

Motor Cycle

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E.

Cell Cycle

QUESTION 20

Stomates are for air exchange letting CO2 in and __________ out of leaves.

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A.

H2O

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B.

carotenoids

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C.

O2

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D.

chlorophyll

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E.

ATP

QUESTION 21

Chlorophyll looks ___________________ because it absorbs red and blue light, making these colors unavailable to be seen by our eyes.

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A.

red

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B.

orange

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C.

green

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D.

blue

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E.

yellow

QUESTION 22

The stomates are holes which occur primarily in the lower epidermis and are for ___________________.

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A.

air exchange

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B.

ATP production

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C.

chlorophyll recovery

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D.

cell division

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E.

capture of sunlight

QUESTION 23

Plants lessen the amount of water that evaporates by keeping their stomates ___________________ during hot, dry weather.

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A.

dehydrated

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B.

open

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C.

exercised

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D.

closed

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E.

hydrated

QUESTION 24

The ___________________________happens in the thylakoid membrane and converts light energy to chemical energy.

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A.

light reaction

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B.

carbon dioxide production

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C.

dark reaction

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D.

chlorophyll production

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E.

air exchange

QUESTION 25

The dark reaction converts ___________________ to sugar.

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A.

CO2

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B.

chlorophyll

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C.

ATP

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D.

G3P

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E.

Ribose