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प्रश्न
The kidneys in human beings are a part of the system for ______.
पर्याय
nutrition
respiration
excretion
transportation
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उत्तर
The kidneys in human beings are a part of the system for excretion.
Explanation:
The excretory system of human beings includes a pair of kidneys, a pair of ureters, a urinary bladder, and a urethra.
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संबंधित प्रश्न
Match structures given in Column I with functions given in Column II.
| Column I | Column II | ||
| (i) | Stomata | (a) | Absorption of water |
| (ii) | Xylem | (b) | Transpiration |
| (iii) | Root hairs | (c) | Transport of food |
| (iv) | Phloem | (d) | Transport of water |
| (e) | Synthesis of carbohydrates |
The nephrons discharge their urine at ______.
The diagram given below shows a section of human kidney. Study the diagram carefully and answer the questions that follow :
(i) Label the parts numbered 1 to 4.
(ii) Why does part ‘2’ have a striped appearance?
(iii) What is the fluid that passes down part ‘4’? Name the main nitrogenous waste present in it.
(iv) Mention the structural and functional units of kidneys.
(v) Name the two major steps in the formation of the fluid mentioned in Q.5 (a) (iii).
Identify the odd one.
Draw a neat labelled diagram of the human excretory system.
The substance which is not reabsorbed into the blood capillaries surrounding the tuble of a nephron is mainly:
(a) glucose
(b) amino acid
(c) urea
(d) water
The procedure of cleaning the blood of a person by using a kidney machine is known as:
(a) ketolysis
(b) hydrolysis
(c) dialysis
(d) photolysis
Put a tick mark (✓) against the most appropriate alternative in the following statement :
In human beings, urea is produced in :
Why is excretion necessary in living beings?
Differentiate between
excretion and transpiration
Name the following:
The tuft of capillaries inside the Bowman's capsule.
Name the Following
The division of the kidney which is light in colour and subdivided into conical renal pyramids.
Choose the correct option.
In human beings, uric acid is formed due to metabolism of ______.
Choose the correct option.
Specific gravity of urine would _______ if level of ADH increases.
Answer the following question.
Name any one guanotelic organism.
The number of ATP molecules required to produce one molecule of urea from the omithine cycle.
Give two examples of the following:
Nitrogenous waste
Give two examples of the following:
Main excretory organs
The statement given below is false. Rewrite the correct form of the statement by changing the underlined word.
The pigment urochrome is the breakdown product of the haemoglobin of dead RBCs.
