Column I |
Column II |
||
(a) |
Ammonotelism |
(iii) |
Bony fish |
(b) |
Bowman’s capsule |
(v) |
Renal tubule |
(c) |
Micturition |
(iv) |
Urinary bladder |
(d) |
Uricotelism |
(i) |
Birds |
(e) |
ADH |
(ii) |
Water reabsorption |
Describe the role of liver, lungs and skin in excretion.
What is meant by the term osmoregulation?
Which of the following is not correct?
(a) Robert Brown discovered the cell.
(b) Schleiden and Schwann formulated the cell theory.
(c) Virchow explained that cells are formed from pre-existing cells.
(d) A unicellular organism carries out its life activities within a single cell.
Define oxygen dissociation curve. Can you suggest any reason for its sigmoidal pattern?
Both lysosomes and vacuoles are endomembrane structures, yet they differ in terms of their functions. Comment.