EASY
Earn 100

The loss of excess water in the form of vapour from the aerial parts of the plant is known as or water loss.

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Important Questions on Respiration and Transpiration

HARD
Science>Biology>Respiration and Transpiration>Transpiration in Plants

Draw the diagram showing the sectional view of the human heart. Label the following parts.

(i) Aorta

(ii) Chamber of the heart that receives deoxygenated blood.

MEDIUM
Science>Biology>Respiration and Transpiration>Transpiration in Plants
The wax-like layer on the epidermis of leaves which reduces transpiration.
EASY
Science>Biology>Respiration and Transpiration>Transpiration in Plants
The living component of xylem tissue is
HARD
Science>Biology>Respiration and Transpiration>Transpiration in Plants
How does the transportation of water take place over the heights in a plant? Explain.
MEDIUM
Science>Biology>Respiration and Transpiration>Transpiration in Plants
Trace the movement of oxygenated blood in the body.
MEDIUM
Science>Biology>Respiration and Transpiration>Transpiration in Plants
Explain the process of translocation of food materials in plants.
HARD
Science>Biology>Respiration and Transpiration>Transpiration in Plants
Explain how the transport of water and food-materials occurs in plants.
HARD
Science>Biology>Respiration and Transpiration>Transpiration in Plants
How are the functions of arteries, veins and capillaries are interrelated in the circulation of blood?
MEDIUM
Science>Biology>Respiration and Transpiration>Transpiration in Plants
What is transpiration? List its two functions.
MEDIUM
Science>Biology>Respiration and Transpiration>Transpiration in Plants
What is translocation? Why is it essential for plants?
MEDIUM
Science>Biology>Respiration and Transpiration>Transpiration in Plants
Where do the substances in plants reach as a result of translocation?
EASY
Science>Biology>Respiration and Transpiration>Transpiration in Plants
Mention any two components of blood.
EASY
Science>Biology>Respiration and Transpiration>Transpiration in Plants
Write the function of valves present in between atria and ventricles.
EASY
Science>Biology>Respiration and Transpiration>Transpiration in Plants
Write one structural difference between the composition of artery and veins.
MEDIUM
Science>Biology>Respiration and Transpiration>Transpiration in Plants
Enumerate the functions of blood.
EASY
Science>Biology>Respiration and Transpiration>Transpiration in Plants
Why is it necessary to separate oxygenated and deoxygenated blood in mammals and birds?
EASY
Science>Biology>Respiration and Transpiration>Transpiration in Plants
What is translocation?
EASY
Science>Biology>Respiration and Transpiration>Transpiration in Plants
What is the function of xylem?
MEDIUM
Science>Biology>Respiration and Transpiration>Transpiration in Plants
What are the differences between the transport of materials in xylem and phloem?
MEDIUM
Science>Biology>Respiration and Transpiration>Transpiration in Plants
What are the components of the transport system in human beings? What are the functions of these components?