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प्रश्न
Name the following :-
The cell organelle where photosynthesis occurs
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उत्तर
Chloroplasts are plant cell organelles that use the photosynthetic process to transform light energy into relatively stable chemical energy.
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संबंधित प्रश्न
Describe the function of the heart.
State the exact location of the Chordae tendinae
Given below is a diagram of a human blood smear.
Study the diagram and answer the questions that follow:
a) Name the components numbered ‘1’ to ‘4’
b) Mention two structural differences between the parts ‘1’ and ‘2’.
c) Name the soluble protein found in part ‘4’ which forms insoluble threads during clotting of blood.
d) What is the average lifespan of the component numbered ‘1’ ?
e) Component numbered ‘1’ do not have certain organelles but are very efficient in their function. Explain
Name the following:
The artery which carries deoxygenated blood.
Name the following:
The blood vessels which start from capillaries and end in capillaries.
Give reason for the following:
The walls of the left ventricle are thicker than the walls of all other chambers.
Explain with reasons.
Human blood is red coloured.
Give any three differences between an artery and a vein
Which side of the heart (left or right) contains oxygenated blood?
Multiple choice questions. Tick ( ✓ ) the correct choice:
The blood vessels in which blood goes away from the heart to different body parts are
Describe, in brief, the circulatory system in human beings.
How many litres of blood does an adult human body have?
Name the Following
The blood plasma from which fibrinogen has been removed.
Complete the following sentence with appropriate word:
The foundations of physiology were laid by the physician __________.
Why do we call saliva a digestive juice?
The endocrine glands produce chemical substances called ____
Serum differs from blood in lacking ____________.
Identify the normal haemoglobin count in human females.
What are the normal values of blood pressure in a normal human adult?
