Organismal Physiology Energetics Quiz

Which of the following is NOT a form of energy relevant in biology?

Chemical bond energy

Electrical energy

Solar energy (correct)

Mechanical energy

What is the study of how organisms acquire, channel, and dissipate energy called?

Energetics (correct)

Catabolism

Physiology

Anabolism

Which law of thermodynamics states that energy cannot be created or destroyed?

Zeroth Law

1st Law (correct)

3rd Law

2nd Law

Which of the following is an example of high-grade energy?

Chemical bond energy Signup and view all the answers

What is the capacity to do mechanical work called in classical mechanics?

Mechanical energy Signup and view all the answers

Which of the following is an example of low-grade energy?

Heat Signup and view all the answers

What is the breakdown of molecules to release energy called?

Catabolism Signup and view all the answers

What is the use of energy to assemble molecules called?

Anabolism Signup and view all the answers

Which law of thermodynamics states that entropy always increases?

2nd Law Signup and view all the answers

What must plants do to capture energy?

Photosynthesis Signup and view all the answers

Which type of energy is associated with the random atomic/molecular motion of matter?

Heat energy Signup and view all the answers

What is the unit of measurement for energy in the SI system?

Joule Signup and view all the answers

What is the efficiency of ATP in converting chemical energy to mechanical work?

25% Signup and view all the answers

What is the term for the rate at which an animal consumes energy and converts chemical energy to heat and external work?

Metabolic rate Signup and view all the answers

Which type of calorimetry measures metabolic rate directly from the amount of heat released by an organism?

Direct calorimetry Signup and view all the answers

What is the respiratory quotient (RQ) calculated as?

CO2 produced / O2 consumed Signup and view all the answers

What is the term for the daily energy expenditure of a free-living animal?

Field metabolic rate (FMR) Signup and view all the answers

What is the term for the increase in metabolic rate associated with food ingestion?

Specific dynamic action (SDA) Signup and view all the answers

Which type of metabolic rate is specific to endothermic homeotherms in a thermoneutral zone while fasting and resting?

Basal metabolic rate (BMR) Signup and view all the answers

What is the term for the increase in metabolic rate associated with locomotion?

Cost of activity Signup and view all the answers