MEDIUM
11th CBSE
IMPORTANT
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What are the main processes of urine formation?

Important Questions on Excretory Products and their Elimination

MEDIUM
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 19 - Excretory Products and their Elimination>VERY SHORT ANSWER TYPE QUESTIONS>Q 12

Sort the following into actively or passively transported substances during reabsorption of GFR.

glucose, amino acids, nitrogenous wastes, Na+, water

EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 19 - Excretory Products and their Elimination>VERY SHORT ANSWER TYPE QUESTIONS>Q 13

Complete the following:

a. Urinary excretion = tubular reabsorption + tubular secretion -

b. Dialysis fluid = Plasma -

MEDIUM
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 19 - Excretory Products and their Elimination>VERY SHORT ANSWER TYPE QUESTIONS>Q 14
Mention the substances that exit from the tubules in order to maintain a concentration gradient in the medullary interstitium.
HARD
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 19 - Excretory Products and their Elimination>VERY SHORT ANSWER TYPE QUESTIONS>Q 15

Fill in the blanks appropriately

Organ                          Excretory wastes 

a. Kidneys            ______________________ 

b. Lungs               ______________________

c. Liver                 ______________________

d. Skin                 ______________________
 

MEDIUM
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 19 - Excretory Products and their Elimination>SHORT ANSWER TYPE QUESTIONS>Q 1

Show the structure of a renal corpuscle with the help of a diagram.

EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 19 - Excretory Products and their Elimination>SHORT ANSWER TYPE QUESTIONS>Q 2
What is the role played by Renin-Angiotensin in the regulation of kidney function?
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 19 - Excretory Products and their Elimination>SHORT ANSWER TYPE QUESTIONS>Q 3
Aquatic animals generally are ammonotelic in nature whereas terrestrial forms are not. Comment.
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 19 - Excretory Products and their Elimination>SHORT ANSWER TYPE QUESTIONS>Q 4
The composition of glomerular filtrate and urine is not same. Comment.