CBSE Class Notes Online – Classnotes123
CBSE Class Notes and Question Answers Online – Classnotes123
What is Nephron Nephron is the basic filtering unit found in the kidney. It is also called as uriniferous tubules or renal tubules or just kidney tubules Structure of nephron …
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What Is Nephron Nephrons are the structural and functional units of the kidney. Each kidney contains a large number of tiny filtration units called nephrons(uriniferous tubules). There are Approximately 2 …
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Explanation of Double Circulation Diagram Deoxygenated Blood enters the Heart Deoxygenated blood reaches from the body to the upper chamber on the right, namely right atrium of the heart and …
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The Circulatory System The circulatory system is the system of transportation in animals . It consists of your heart, blood, veins, and arteries. It carries blood to every part of …
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Double Circulation In human beings, the blood goes through the heart twice during each cycle i.e. the blood passes through the human heart two times to supply once to the …
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Transpiration The loss of water in the form of vapors from the aerial parts of the plant is called Transpiration. It takes place mainly through Stomata. The water which is …
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Excretion is the removal of waste from the body. Plants also produce waste products but very slowly and in very small amounts.They do not have any special organ for the …
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In a plant or a tree the waste that is produced during metabolism is converted to diffrent kind of substance and it is stored in the different parts of its …
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Diffusion pressure alone cannot take care of oxygen delivery to all body parts in large sized animals because if diffusion were to move oxygen in our body, then it is …
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The parts of the Human Respiratory System ( labeled in the diagram )and their respective functions are as follow Nostrils Air is taken into the body through the nostrils. It …
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