Question 1

Thconversion of solar energy into chemical energy occurs during

Accepted Answer

A) glycolysis. 
B) photosynthesis. 
C) respiration. 
D) fermentation. 
E) chemosynthesis. 
A) glycolysis. 
B) photosynthesis. 
C) respiration. 
D) fermentation. 
E) chemosynthesis.

Question 2

Thdistancbetween thcrests of two successivwaves of light is called

Accepted Answer

A) wave frequency. 
B) wave period. 
C) wave distance. 
D) wavelength. 
E) wave space. 
A) wave frequency. 
B) wave period. 
C) wave distance. 
D) wavelength. 
E) wave space.

Question 3

When light excites chlorophyll, thchlorophyll molecules

Accepted Answer

A) change to carotene. 
B) become agitated and move rapidly. 
C) become radioactive. 
D) absorb the energy and move an electron to a higher energy level. 
E) become ionized. 
A) change to carotene. 
B) become agitated and move rapidly. 
C) become radioactive. 
D) absorb the energy and move an electron to a higher energy level. 
E) become ionized.

Question 4

Lactatproducein musclcells is

Accepted Answer

A) temporary. 
B) due to oxygen deficiency. 
C) an NAD regenerator. 
D) temporary and due to oxygen deficiency. 
E) temporary, due to oxygen deficiency, and an NAD regenerator. 
A) temporary. 
B) due to oxygen deficiency. 
C) an NAD regenerator. 
D) temporary and due to oxygen deficiency. 
E) temporary, due to oxygen deficiency, and an NAD regenerator.

Question 5

Thelectron transfer chain of cellular respiration is located

Accepted Answer

A) on the inner membrane of thylakoids. 
B) on the inner membrane of chloroplasts. 
C) on the inner membrane of mitochondria. 
D) throughout the cytoplasm of the cell. 
E) on the plasma membrane. 
A) on the inner membrane of thylakoids. 
B) on the inner membrane of chloroplasts. 
C) on the inner membrane of mitochondria. 
D) throughout the cytoplasm of the cell. 
E) on the plasma membrane.

Question 6

Plants neewhich of thfollowing to carry on photosynthesis?

Accepted Answer

A) H2O 
B) CO2 
C) O2 
D) CO 
E) H2O and CO2 
A) H2O 
B) CO2 
C) O2 
D) CO 
E) H2O and CO2

Question 7

Thenergy useto generatmost of thATP formein aerobic respiration is releasewhen electrons arpassefroNADH to

Accepted Answer

A) oxygen. 
B) acetyl-CoA. 
C) FADH. 
D) CO2. 
E) NADPH. 
A) oxygen. 
B) acetyl-CoA. 
C) FADH. 
D) CO2. 
E) NADPH.

Question 8

Excess glucosin thhuman diet can result in accumulations of

Accepted Answer

A) pyruvate. 
B) NADH. 
C) fats. 
D) lactate. 
E) ATP. 
A) pyruvate. 
B) NADH. 
C) fats. 
D) lactate. 
E) ATP.

Question 9

Visibllight comprises wavelengths that vary between __________ nanometers.

Accepted Answer

A) 380 and 750 
B) 350 and 750 
C) 390 and 780 
D) 340 and 740 
E) 320 and 740 
A) 380 and 750 
B) 350 and 750 
C) 390 and 780 
D) 340 and 740 
E) 320 and 740

Question 10

Which of thfollowing pigments is NOT reflecteby carotenoids?

Accepted Answer

A) red 
B) yellow 
C) purple 
D) green 
E) none of these are reflected 
A) red 
B) yellow 
C) purple 
D) green 
E) none of these are reflected

Question 11

Glycolysis

Accepted Answer

A) occurs in mitochondria. 
B) happens to fats. 
C) results in the production of pyruvate. 
D) occurs in the cytoplasm. 
E) results in the production of pyruvate and occurs in the cytoplasm. 
A) occurs in mitochondria. 
B) happens to fats. 
C) results in the production of pyruvate. 
D) occurs in the cytoplasm. 
E) results in the production of pyruvate and occurs in the cytoplasm.

Question 12

Thamount of energy releasefroa glucosmoleculis dependent on what happens to

Accepted Answer

A) carbon atoms. 
B) oxygen atoms. 
C) hydrogen atoms. 
D) phosphorus atoms. 
E) water molecules. 
A) carbon atoms. 
B) oxygen atoms. 
C) hydrogen atoms. 
D) phosphorus atoms. 
E) water molecules.

Question 13

Which of thfollowing statements is CORRECT about C4 plants?

Accepted Answer

A) In C4 plants, fixation of carbon dioxide and the light-independent reactions occur in two different types of cells. 
B) C4 plants are so called because a 4-carbon molecule is the first stable intermediate that forms in the light-independent reactions. 
C) In C4 plants, carbon dioxide is fixed by an enzyme that does not use oxygen even at high oxygen levels. 
D) C4 plants are adapted to considerably minimize photorespiration. 
E) All of these are correct. 
A) In C4 plants, fixation of carbon dioxide and the light-independent reactions occur in two different types of cells. 
B) C4 plants are so called because a 4-carbon molecule is the first stable intermediate that forms in the light-independent reactions. 
C) In C4 plants, carbon dioxide is fixed by an enzyme that does not use oxygen even at high oxygen levels. 
D) C4 plants are adapted to considerably minimize photorespiration. 
E) All of these are correct.

Question 14

Which of thfollowing sources of energy arobtainefrofossil plants?

Accepted Answer

A) coal 
B) petroleum 
C) natural gas 
D) coal and petroleum 
E) coal, natural gas, and petroleum 
A) coal 
B) petroleum 
C) natural gas 
D) coal and petroleum 
E) coal, natural gas, and petroleum

Question 15

Which of thfollowing coulNOT buseas biofuel?

Accepted Answer

A) oils 
B) petroleum 
C) gases 
D) alcohols 
E) all of these 
A) oils 
B) petroleum 
C) gases 
D) alcohols 
E) all of these

Question 16

ThKrebs cycltakes placin the

Accepted Answer

A) ribosomes. 
B) cytoplasm. 
C) nucleus. 
D) mitochondria. 
E) chloroplasts. 
A) ribosomes. 
B) cytoplasm. 
C) nucleus. 
D) mitochondria. 
E) chloroplasts.

Question 17

Plant cells producoxygen gas

Accepted Answer

A) by splitting carbon dioxide. 
B) during respiration. 
C) by splitting ribulose bisphosphates. 
D) by splitting molecules of water. 
E) by breaking down glucose. 
A) by splitting carbon dioxide. 
B) during respiration. 
C) by splitting ribulose bisphosphates. 
D) by splitting molecules of water. 
E) by breaking down glucose.

Question 18

Which of thfollowing metabolic pathways uses ATP anNADPH that formein thlight-dependent reactions?

Accepted Answer

A) the Calvin-Benson cycle 
B) the Krebs cycle 
C) the glycolysis 
D) the beta-oxidation 
E) the catabolic pathway 
A) the Calvin-Benson cycle 
B) the Krebs cycle 
C) the glycolysis 
D) the beta-oxidation 
E) the catabolic pathway

Question 19

If fermentation follows glycolysis,

Accepted Answer

A) CO2 will be one of the products as pyruvate is converted to lactate. 
B) the two NADH molecules produced during glycolysis will (depending of the organism) be used to reduce pyruvate to either lactate or ethanol and CO2. 
C) ATP will be required to convert pyruvate to either lactate or ethanol and CO2. 
D) oxidative phosphorylation occurs either on the plasma membrane or on derivatives on the plasma membrane. 
E) ATP produced during glycolysis will be used up in the production of alcohol. 
A) CO2 will be one of the products as pyruvate is converted to lactate. 
B) the two NADH molecules produced during glycolysis will (depending of the organism) be used to reduce pyruvate to either lactate or ethanol and CO2. 
C) ATP will be required to convert pyruvate to either lactate or ethanol and CO2. 
D) oxidative phosphorylation occurs either on the plasma membrane or on derivatives on the plasma membrane. 
E) ATP produced during glycolysis will be used up in the production of alcohol.

Question 20

How many carbon dioxidmolecules does it takto synthesizonmoleculof glucose?

Accepted Answer

A) 2 
B) 4 
C) 6 
D) 12 
E) 18 
A) 2 
B) 4 
C) 6 
D) 12 
E) 18

Exam 5: Capturing and Releasing Energy

Thconversion of solar energy into chemical energy occurs during

Thdistancbetween thcrests of two successivwaves of light is called

When light excites chlorophyll, thchlorophyll molecules

Lactatproducein musclcells is

Thelectron transfer chain of cellular respiration is located

Plants neewhich of thfollowing to carry on photosynthesis?

Thenergy useto generatmost of thATP formein aerobic respiration is releasewhen electrons arpassefroNADH to

Excess glucosin thhuman diet can result in accumulations of

Visibllight comprises wavelengths that vary between __________ nanometers.

Which of thfollowing pigments is NOT reflecteby carotenoids?

Glycolysis

Thamount of energy releasefroa glucosmoleculis dependent on what happens to

Which of thfollowing statements is CORRECT about C4 plants?

Which of thfollowing sources of energy arobtainefrofossil plants?

Which of thfollowing coulNOT buseas biofuel?

ThKrebs cycltakes placin the

Plant cells producoxygen gas

Which of thfollowing metabolic pathways uses ATP anNADPH that formein thlight-dependent reactions?

If fermentation follows glycolysis,

How many carbon dioxidmolecules does it takto synthesizonmoleculof glucose?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolutionunit

Population Ecology

Communities and Ecosystems

The Biosphere and Human Eff Ects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

Filters

Which of thfollowing statements is CORRECT about C₄ plants?