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प्रश्न
The excretory unit in the human excretory system is called:
पर्याय
nephron
neuron
nephridia
kidney
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उत्तर
nephron
Explanation:
The main excretory unit in the human excretory system is called nephron. It produces urine and maintains the homeostasis of the body.
APPEARS IN
संबंधित प्रश्न
Name the Following
The organ which produces urea.
Bile, Urea, Uric acid, Ammonia
Give biological reasons for the following statements: There is frequent urination in winter than in summer
Write the functions of Kidney
Name the procedure used in the working of artificial kidney.
What is the role of glomerulus in the kidney?
What do kidneys excrete?
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
Tick the most appropriate answer.
The process of removing waste from the body is called
Answer the following in short.
Define transpiration in plants.
Differentiate between the following pairs of terms:
Bowman’s capsule and malpighian capsule.
Differentiate between the following pairs of term :
Renal pelvis and renal papilla
Define the following term:
Osmoregulation
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 lowest concentration of urea?
Given below is a highly simplified diagram of the human kidney cut open longitudinally. Answer the question that follow:
Write two differences in composition of the blood flowing through the blood vessels, 'A' and 'B'.
Complete the following sentence with appropriate word:
The sum total of all the chemical reactions taking place in the cell is known as ______.
Answer the following question.
Amphibian tadpole can afford to be ammonotelic. Justify.
Identify the INCORRECT match.
Osmoregulation maintains the osmolarity of blood at about ______.
