Ch. 6-8: Exam 2

Question 1

Which of the following is a product of the citric acid cycle

Answer 1

NADH

Question 2

Which are the products of cellular respiration

Answer 2

Carbon dioxide, water, and ATP

Question 3

To harvest food energy during glycolysis, NADH must be present to receive electrons

Answer 3

False

Question 4

What must pyruvic acid be converted to before it can enter the citric acid cycle

Answer 4

Acetyl CoA

Question 5

What compound directly provides energy for cellular work

Answer 5

ATP

Question 6

The waste products of cellular respiration include

Answer 6

Water and carbon dioxide

Question 7

Lactic acid buildup in muscles is a sign that

Answer 7

Insufficient oxygen is reaching the muscles

Question 8

Sugars come from carbohydrates and once processed in digestion, enter glycolysis

Answer 8

True

Question 9

Which of the following is not a product of glycolysis

Answer 9

NADPH

Question 10

Which of the following is not a part of cellular respiration

Answer 10

Lactic acid fermentation

Question 11

What is the specific name of the pigment that absorbs energy during light reactions

Answer 11

Chlorophyll a

Question 12

What color of light is the least effective in driving photosynthesis

Answer 12

Green

Question 13

When light strikes chlorophyll molecules, they lose electrons, which are ultimately replaced by splitting molecules of

Answer 13

H2O

Question 14

Which of the following are produced by reactions that take place in the thylakoids and are consumed by reactions in the stroma

Answer 14

ATP and NADPH

Question 15

Of the following metabolic processes, which is common to photosynthesis and cellular respiration

Answer 15

Reactions that store energy by pumping H+ across membranes

Question 16

Photosynthesis is used by

Answer 16

Algae

Question 17

What are the starting materials for photosynthesis

Answer 17

Carbon dioxide and water

Question 18

Organisms that generate their own organic matter from inorganic ingredients via photosynthesis are called

Answer 18

Photoautotrophs

Question 19

Interconnected membranous sacs suspended in the stroma are called

Answer 19

Thylakoids

Question 20

What is the electromagnetic spectrum

Answer 20

The full range of radiation

Question 21

When a molecule absorbs a photon, one of its electrons is raised to the __ state

Answer 21

Excited

Question 22

What two processes are involved in the actual duplication of the cell

Answer 22

Mitosis and cytokinesis

Question 23

What are gametes

Answer 23

Eggs and sperm

Question 24

Haploids are produced via __. A cellular process for genetic variation

Answer 24

Meiosis

Question 25

This phase makes up most of the cell cycle

Answer 25

Interphase

Question 26

Which of the following is not a type of treatment for cancer

Answer 26

Physical therapy

Question 27

A duplicated chromosome consists of two sister __ joined together at the __

Answer 27

Chromatids; centromere

Question 28

Cell division is important for all of the following except

Answer 28

Checks DNA replication

Question 29

The resulting cells of asexual reproduction are called

Answer 29

Clones

Question 30

This type of tumor spreads to other portions of the body via blood vessels or lymph

Answer 30

Malignant

Question 31

Which metabolic pathway is common to both aerobic and anaerobic processes of sugar breakdown

Answer 31

Glycolysis

Question 32

__ is the source of oxygen gas released as part of photosynthesis

Answer 32

Water

Question 33

Which of the following is not one of the functions of cell division

Answer 33

Cell mutation

Question 34

What is the function of the stomata

Answer 34

Gas exchange

Question 35

Electron transport takes place in the

Answer 35

Mitochondria

Question 36

Name the two stages of photosynthesis in their proper order

Answer 36

Light reactions and the calvin cycle

Question 37

What happens during prophase

Answer 37

Chromosomes condense

Question 38

What are the starting products for photosynthesis

Answer 38

Carbon dioxide and water

Question 39

Which even occurs during anaphase

Answer 39

Sister chromatids become separate chromosomes

Question 40

__ is the main energy source for cellular processes

Answer 40

ATP

Question 41

What are grana

Answer 41

Stacks of membranous sacs in chloroplasts

Question 42

Humans have __ chromosome pairs, __ autosomal pairs and one pair of __

Answer 42

23; 22; sex chromosomes

Question 43

Genetic variation is accomplished by all of the following except

Answer 43

The events of meiosis II

Question 44

Chloroplasts absorb light mainly in the __ part of the light spectrum

Answer 44

Blue-violet

Question 45

A karyotype is often used to look for genetic disorders. Karyotype results would not be useful to determine

Answer 45

Eye color

Question 46

The final electron acceptor of aerobic respiration is

Answer 46

Oxygen