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11th West Bengal Board
IMPORTANT
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Skin helps to excrete waste produces through

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Important Questions on Excretory Products and their Elimination

EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 17 - Excretory Products and their Elimination>EXERCISE>Q 30
Urea is synthesised in
EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 17 - Excretory Products and their Elimination>EXERCISE>Q 31
Which of the organs or glands cause detoxification of toxic substances?
EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 17 - Excretory Products and their Elimination>EXERCISE>Q 32
A condition in which urine contains blood is called
EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 17 - Excretory Products and their Elimination>EXERCISE>Q 1
The primary excretory organs in human body are kidney, liver, lungs and skin because they excrete about 70% of total waste product formed in the body. 
EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 17 - Excretory Products and their Elimination>EXERCISE>Q 2
Large intestine is the accessory excretory organ. 
MEDIUM
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 17 - Excretory Products and their Elimination>EXERCISE>Q 3
Sweat glands secrete sweat through which waste products are eliminated from the body
EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 17 - Excretory Products and their Elimination>EXERCISE>Q 4
Salivary glands act as accessory excretory organs / glands.
EASY
11th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 17 - Excretory Products and their Elimination>EXERCISE>Q 5
A very toxic products formed during catabolism of protein is ammonia which is excreted as urea that is several times less toxic.