HUMAN BODY SYSTEM (MCQs)

_______ makes up 14 to 17 percent of the human skeleton.

  • (A) Iron
  • (B) Magnesium
  • (C) Sodium
  • (D) Phosphorus
Check Answer
  • (D) Phosphorus

Which organ is responsible for filtering the blood?

  • (A) Intestine
  • (B) Liver
  • (C) Heart
  • (D) Kidney
Check Answer
  • (D) Kidney

The thickness of human kidney is:

  • (A) 2 cm
  • (B) 4 cm
  • (C) 6 cm
  • (D) 8 cm
Check Answer
  • (B) 4 cm

The average life for donated kidney is:

  • (A) 1 to 5 years
  • (B) 3 to 6 years
  • (C) 5 to 10 years
  • (D) 10 to 15 years
Check Answer
  • (D) 10 to 15 years

The urine is carried out from urinary bladder to outside of body in human by:

  • (A) Urethra
  • (B) Ureter
  • (C) Kidney
  • (D) Nephron
Check Answer
  • (A) Urethra

Number of nephrons in each kidney are:

  • (A) 5 lac
  • (B) 10 lac
  • (C) 15 lac
  • (D) 20 lac
Check Answer
  • (B) 10 lac

Which tube among the following joins kidneys and bladder?

  • (A) Urethra
  • (B) Ureter
  • (C) Infenor Vena Cava
  • (D) Suprapubic Tube
Check Answer
  • (B) Ureter

As per normal chemical composition the amount of water in the urine is:

  • (A) 60%
  • (B) 75%
  • (C) 90%
  • (D) 95%
Check Answer
  • (D) 95%

The weight of human kidney is nearly ______ grams.

  • (A) 80
  • (B) 100
  • (C) 120
  • (D) 140
Check Answer
  • (C) 120

The main function of kidney is the formation of:

  • (A) Urine
  • (B) Blood
  • (C) Fats
  • (D) Vitamin
Check Answer
  • (A) Urine

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