MEDIUM
9th West Bengal Board
IMPORTANT
Earn 100

What are alkaloids? Give some examples of alkaloids found from different plants. Mention their sources and economical importances.

Important Questions on Excretion

EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 12 - Excretion>EXERCISE>Q 1
Which of the following is a non-nitrogenous excretory product in plant?
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 12 - Excretion>EXERCISE>Q 2
Chemically alkaloid is a-
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 12 - Excretion>EXERCISE>Q 3
Which of the following is not a nitrogenous excretory product in organisms?-
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 12 - Excretion>EXERCISE>Q 4
From which plant the alkaloid reserpine is obtained?
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 12 - Excretion>EXERCISE>Q 5
Which of the following alkaloids is obtained from cinchona plant?
MEDIUM
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 12 - Excretion>EXERCISE>Q 6
Which of the following alkaloid is used to decrease the blood pressure in human?
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 12 - Excretion>EXERCISE>Q 7
Which of the following is not a nitrogenous excretory product in organisms?-
EASY
9th West Bengal Board
IMPORTANT
A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 12 - Excretion>EXERCISE>Q 8
In which organ of the body glomerulus is seen?