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प्रश्न
Differentiate between:
The Renal artery and the Renal vein.
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उत्तर
| Renal Artery | Renal Vein |
| Blood is rich in urea. | Blood is nearly free from urea. |
| Blood has more salts of Na+, K+, NH4+. | The blood has less salts of Na+, K+, and NH4+ |
| Blood is rich in oxygen. | Blood is rich in CO2– |
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संबंधित प्रश्न
Explain the term haemodialysis.
In which of the following are the largest amounts of nitrogen excreted from a mammalian body?
(a) breath
(b) sweat
(c) urine
(d) faeces
Why is excretion necessary in living beings?
Correct and rewrite the statements by changing the biological term that is underlined for the statement:
The kidney is composed of number of neurons.
The following diagram represents a mammalian kidney tubule (nephron) and its blood supply.
Parts indicated by the guidelines 1to 8 are as follows:
1. Afferent arteriole from renal artery
2. Efferent arteriole
3. Bowman's capsule
4. Glomerulus
5. Proximal convoluted tubule with blood capillaries
6. Distal convoluted tubule with blood capillaries
7. Collecting tubule
8. U-shaped loop of Henle
Study the diagram and answer the question that follow:
Which structure contains the highest concentration of urea?
Name the Following
The term used for Bowman’s capsule and glomerulus together.
Choose the correct option.
Which one of the following organisms would spend maximum energy in the production of nitrogenous waste?
Answer the following question.
Why do we get bad breath after eating garlic or raw onion?
The tadpole of frog lives in water, hence its mode of excretion is ______.
Give reason:
Excretion is a necessary process of our body.
