Equations Biology CS (Higher)

Question 1

What is the word equation for aerobic respiration?

Answer 1

Glucose + oxygen → carbon dioxide + water

Question 2

What is the word equation for anaerobic respiration?

Answer 2

Glucose → lactic acid.

Question 3

What is the equation for calculating cardiac output?

Answer 3

Cardiac Output = Stroke Volume x Heart Rate

Question 4

What is the word equation for anaerobic respiration in plants?

Answer 4

Glucose → ethanol + carbon dioxide

Question 5

What is the equation for calculating magnification if the lens isn’t known?

Answer 5

Magnification= image size ÷ real size

Question 6

What is the equation for calculating magnification if the lens is known

Answer 6

Magnification = eyepiece lens x objective lens magnification

Question 7

What is the equation for calculating rate of reaction?

Answer 7

Rate of reaction = 1000 ÷ time taken

Question 8

What is the equation for calculating percentage change in mass?

Answer 8

Percentage change in mass = final mass -initial mass ÷ initial mass x 100

Question 9

What is the equation for calculating BM1?

Answer 9

BM1 = weight x height

Question 10

What is the equation for calculating waist to hip ratio?

Answer 10

Waist to hip ratio = waist circumference ÷ hip circumference

Question 11

What is the equation for calculating light intensity?

Answer 11

Light intensity = 1 ÷ distance ²

Question 12

What is the equation for calculating rate of transpiration?

Answer 12

.Rate of transpiration = distance moved ÷ time taken

Question 13

What is the word equation for photosynthesis?

Answer 13

Carbon dioxide + water → glucose + oxygen