Selina solutions

Selina solutions

Grade 7

Excretion in Humans | Long Answer Questions (LA)

Question 1

Q1) Define excretion. Write the four organs of human urinary system in their correct sequence.

Solution:

The process of removal of unwanted and harmful metabolic waste substances is called excretion.

The four organs of urinary system from above to downward are:

  1. Kidney
  2. Ureter
  3. Urinary bladder
  4. Urethra

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subject-cta

Question 1

Q1) Define excretion. Write the four organs of human urinary system in their correct sequence.

Solution:

The process of removal of unwanted and harmful metabolic waste substances is called excretion.

The four organs of urinary system from above to downward are:

  1. Kidney
  2. Ureter
  3. Urinary bladder
  4. Urethra

Still have questions? Our expert teachers can help you out

Book a free class now

Want to top your biology exam ?

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Book a free class now
subject-cta
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