Excretion

Question 1

.

Question 2

Kidney

Answer 2

Excretion
Osmoregulation

Question 3

Excretion

Answer 3

It is the removal of metabolic waste (such as urea) and excess metabolites from the body

Question 4

Osmoregulagion

Answer 4

It is the process of regulating water potential in order to keep fluid and salt balance within an organism

Question 5

Metabolism

Answer 5

The chemical reactions that occur inside living cells

Question 6

Organs of excretion

Answer 6

Lungs
Kidneys
Skin

Question 7

Waste products produced by plants

Answer 7

Oxygen
Carbon dioxide
Water

Question 8

Which plant structure allows gaseous waste products to exit the leaves

Answer 8

Stomata

Question 9

The process by which gaseous waste products exit the leaves of plants

Answer 9

Diffusion

Question 10

Excretion

Answer 10

The removal from the body of the waste products of metabolism and any substances present in excess

Question 12

Examples of waste products produced by human metabolism

Answer 12

Water from respiration

Question 13

Excretion in humans: skin

Answer 13

Sweat

Question 14

Excretion in humans: lung

Answer 14

Carbon dioxide and water

Question 15

Excretion in humans: kidneys

Answer 15

Urea

Question 16

Egestion example:

Answer 16

Faeces

Question 17

Kidney excretes

Answer 17

Urea, excess water and excess salts

Question 18

Main function of kidney

Answer 18

Regulating water content by osmoregulation.
Excretion of toxic metabolic waste products and excess substances

Question 19

The tubes that connect the kidneys to the bladder

Answer 19

Ureters

Question 20

Nephrons

Answer 20

Are tiny tubes found in kidney

Question 21

Role of nephron

Answer 21

To produce urine

Question 22

By what process is glucose reabsorbed by

Answer 22

Active transport

Question 23

Urea

Answer 23

Breakdown of excess protein

Question 25

Urine contains:

Answer 25

Water
Urea
Ions