brodidit for students
Home / Practice / Class 10 / Biology / Homeostasis
Homeostasis
9 Class 10 Biology questions with answers and explanations.
Printable worksheet with answer key
-
Maintaining a stable internal environment is called:
- 1 Excretion only
- 2 Growth
- 3 Digestion
- 4 Homeostasis
-
The main excretory organ in humans is the:
- 1 Kidney
- 2 Heart
- 3 Liver
- 4 Pancreas
Show answer
Correct answer: Kidney
Kidneys remove urea and excess water from the blood.
-
The functional unit of the kidney is the:
- 1 Nephron
- 2 Neuron
- 3 Alveolus
- 4 Villus
-
Urea is formed in the:
- 1 Kidney
- 2 Stomach
- 3 Lungs
- 4 Liver
Show answer
Correct answer: Liver
The liver makes urea from excess amino acids and the kidneys remove it.
-
Sweating helps to:
- 1 Digest food
- 2 Cool the body
- 3 Warm the body
- 4 Make urea
Show answer
Correct answer: Cool the body
Evaporation of sweat removes heat from the body.
-
The liquid waste of the body formed by kidneys is:
- 1 Saliva
- 2 Urine
- 3 Sweat
- 4 Bile
-
Dialysis is used for people whose:
- 1 Heart is slow
- 2 Lungs have failed
- 3 Kidneys have failed
- 4 Liver is enlarged
Show answer
Correct answer: Kidneys have failed
A dialysis machine filters the blood.
-
The skin helps to control body temperature by:
- 1 Making blood
- 2 Sweating
- 3 Digesting
- 4 Growing
-
The tube that carries urine from the kidney to the bladder is the:
- 1 Aorta
- 2 Nephron
- 3 Ureter
- 4 Urethra