EASY
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Are all the heart chambers in humans of the same size?

Important Questions on Life Processes

EASY
Write one structural difference between the composition of artery and veins.
HARD
Draw a well labelled diagram of schematic sectional view of Human Heart.
EASY

Figure below reflects the blood circulation system in the human body. Which of the path contains oxygenated blood.

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MEDIUM
Trace the movement of oxygenated blood in the body.
HARD
Draw a well-labelled diagram of a longitudinal section (LS) of the human heart.
EASY
Write the function of valves present in between atria and ventricles.
HARD

 Suggest some precautions to avoid cardiac problems.

MEDIUM

State the main functions of the following:

Coronary Artery.

MEDIUM
Draw a neat labelled diagram of the longitudinal section of the human heart and show the direction of the flow of blood through the different chambers with arrow marks, and give a brief description of the blood circulation through it.
MEDIUM
Draw the schematic sectional view (diagram) of the human heart and also describe the circulation of blood in the heart.
MEDIUM
What is transpiration? List its two functions.
MEDIUM

Give appropriate biological or technical terms for the following:

The relaxation phase of the heart.

MEDIUM
What is translocation? Why is it essential for plants?
EASY
Mention any two components of blood.
MEDIUM
Where do the substances in plants reach as a result of translocation?
EASY

Choose the correct answer from each of the four options given below:

While recording the pulse rate, where exactly does a doctor press on our wrist?

EASY

Given below are certain groups of terms. In each group, the first pair indicates a relationship between the two terms. Rewrite and complete the second pair on a similar basis.

Kidney: Renal artery :: Liver : _____.

EASY
Number of chambers are there in the human heart
EASY

Choose the correct answer from each of the four options given below:

A muscular wall is absent in:

EASY

 Given below are certain groups of terms. In each group, the first pair indicates a relationship between the two terms. Rewrite and complete the second pair on a similar basis.

Brain : Meninges :: Heart : _____.