MEDIUM
12th Maharashtra Board
IMPORTANT
Earn 100

Give scientific reason.
Closed circulation is more efficient than open circulation.

Important Questions on Respiration and Circulation

MEDIUM
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 8 - Respiration and Circulation>Exercise>Q Q.5
Give scientific reason. Human heart is called as myogenic and auto-rhythmic.  
MEDIUM
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 8 - Respiration and Circulation>Exercise>Q Q.5
Give scientific reason: Person who has undergone heart transplant needs lifetime supply of immunosuppressants.  
EASY
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 8 - Respiration and Circulation>Exercise>Q Q.5
Give scientific reason: Arteries are thicker than veins.
EASY
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 8 - Respiration and Circulation>Exercise>Q Q.5
Give scientific reason: Left ventricle is thicker than all other chambers of heart. 
EASY
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 8 - Respiration and Circulation>Exercise>Q Q.6

Distinguish between: Open and closed circulation.

EASY
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 8 - Respiration and Circulation>Exercise>Q Q.6
Distinguishes between the followings: Artery and vein.
MEDIUM
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 8 - Respiration and Circulation>Exercise>Q Q.6

Differentiate between the following:

Blood and Lymph

EASY
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 8 - Respiration and Circulation>Exercise>Q Q.6

Distinguish between: Blood capillary and Lymph capillary.