Distinguish between open and closed circulation.

Important Questions on Body Fluids and Circulation

MEDIUM

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 7 - Body Fluids and Circulation>Evaluation>Q 17

Distinguish between mitral valve and semilunar valve.

MEDIUM

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 7 - Body Fluids and Circulation>Evaluation>Q 18

Right ventricular wall is thinner than the left ventricular wall. Why?

MEDIUM

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 7 - Body Fluids and Circulation>Evaluation>Q 19

What might be the effect on a person whose diet has less iron content?

MEDIUM

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 7 - Body Fluids and Circulation>Evaluation>Q 20

Describe the mechanism by which the human heart beat is initiated and controlled.

MEDIUM

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 7 - Body Fluids and Circulation>Evaluation>Q 21

What is lymph? Write its function.

MEDIUM

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 7 - Body Fluids and Circulation>Evaluation>Q 22

What are the heart sounds? When and how are these sounds produced?

MEDIUM

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 7 - Body Fluids and Circulation>Evaluation>Q 23

Write the correct biological term for disc shaped cells which are concave on both sides.

EASY

11th Tamil Nadu Board

IMPORTANT

Biology Zoology Standard 11>Chapter 7 - Body Fluids and Circulation>Evaluation>Q 23

Write the correct biological term for which most of these have a large, bilobed nucleus.