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प्रश्न
The diagram given below shows the male urinogenital system of a human being. Study the diagram and answer the questions that follow:
(i) Label the parts numbered 1 to 8.
(ii) Name the corresponding structure of part (4) in female reproductive system.
(iii) What is the role of part 7?
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उत्तर
(i)
1 – Urinary bladder
2 – Ureter
3 – Cowper’s gland
4 – Vas deferens
5 – Urethra
6 – Testis
7 – Scrotum
8 – Epididymis
(ii) Fallopian tube or oviduct
(iii) Scrotum is a sac-like structure which encloses the testes. Because it is situated outside the body cavity, it maintains the lower temperature favourable for the production of sperms.
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संबंधित प्रश्न
Why is it necessary to excrete waste products?
Write the functions of Kidney
Where is the dirty blood in our body filtered?
Name the two waste products of the human body which are produced in the body cells.
What are the methods used by plants to get rid of their waste products?
Write True (T) or False (F) for the following statement. Rewrite the false statement in the correct form.
Urine is devoid of blood cells.
Name the following:
The part of kidney tubules where the term urine is first used for the fluid in it.
The following diagram represents a mammalian kidney tubule (nephron) and its blood supply.
Parts indicated by the guidelines 1 to 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:
Where does ultrafiltration take place?
Given below is a diagram of a human kidney, cut open longitudinally. Answer the following:
(i) Give definition of excretion.
(ii) Name the unit of kidney.
(iii) Why does the cortex of kidney show dotted appearance?
(iv) List the functions of the kidney.
Choose the Odd One Out:
