INDIAN SCHOOL MUSCAT SENIOR SECTION DEPARTMENT OF BIOLOGY CLASS XI EXCRETORY PRODUCTS AND THEIR ELIMINATION WORKSHEET- 4
1
Define the following terms and give one example each: a) Ammonotelism b) Ureotelism c)
2
Urecotelism
Identify the excretory structures of the following organisms. a) Platyhelminthes b) Annelids c) Insects d)
Crustaceans
3
With the help of a neat labeled diagram explain the structure of human kidney.
4
What is column of Bertini? What is malpighian corpuscle? Draw a labeled diagram.
4
Draw a neat labeled diagram of Human Urinary System.
5
Briefly describe the functions of different parts of nephron.
6
Identify and differentiate between the two types of nephrons.
7
What is GFR? Give the GFR rate in a normal human being.
8
Explain the process of urine formation.
9
How does ADH control the kidney function?
10
What is Renin-Angiotensin mechanism?
11
ANF acts as a check on the renin-angiotensin mechanism. Justify.
12
Briefly describe the roles of liver, lungs and skin in excretion.
13
What is uremia? How can kidney failure be avoided in such patients?
14
Name the condition in which stones are formed within the kidney.
15
Write a note on (1) ketonuria (2) glycosuria (3) uremia?
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