Respiration, Exercise, Photosynthesis Flashcards Preview

Biology | GCSE - Edexcel - Additional > Respiration, Exercise, Photosynthesis > Flashcards

Flashcards in Respiration, Exercise, Photosynthesis Deck (15)
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1

What is the word equation for respiration?

Glucose + Oxygen ----> Carbon Dioxide + Water (+energy)

2

Aerobic respiration uses ______ from the air to release energy from ______.

Oxygen, glucose.

3

What is meant by diffusion?

The net movement of particles from an area of high concentration to low.

4

When you exercise your heart rate and breathing rate _______.

Increase.

5

What is heart rate and breathing rate measured in?

Beats per minute and breaths per minute.

6

What is the equation for cardiac output?

Cardiac output = Stroke volume (㎤) x Heart rate (bpm)

7

What is the word equation for anaerobic respiration?

Glucose ----> Lactic acid (+energy)

8

What causes muscle cramps during intense exercise?

Build up of lactic acid.

9

What does lactic acid further break down into?

Carbon dioxide and water.

10

What is the requirement for additional oxygen after exercise called?

EPOC, exercise post exercise consumption.

11

What is meant by stroke volume?

The volume of blood pumped out of the heart per beat.

12

True or False:
Anaerobic respiration produces more energy.

False.

13

How can additional oxygen be obtained?

High breathing and heart rate.

14

What is meant by recovery time?

How long it takes to go from a high pulse after exercise back to normal.

15

What is the word equation for photosynthesis?

Carbon Dioxide + Water ---[energy from light]--> Glucose + Oxygen.