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Answer
(a)-1 (Root cap), (b)-2 (Root hair), (c)-3 (Xylem), (d)-4 (Cortex), (e)-5 (Epidermis)
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| Column I | Column II |
| (i) Glomerulus | (a) The triangle-shaped, hollow organ that collects urine. |
| (ii) Nephrology | (b) The outer region of the kidney. |
| (iii) Bladder | (c) The study of normal kidney function and kidney problems. |
| (iv) Renal cortex | (d) Filtration units in the kidneys. |
| (e) A cluster of blood capillaries surrounded by a bowman's capsule. |
| Component | Approximate number | Life Span |
| I. RBCs | (A) 7,000 | (i) 3-5 days |
| II. WBCs | (B) 2,50,000 | (ii) 100-120 days |
| III. Blood platelets | (C) 4.8-5-5 million | (iii) 2 weeks |
| Column I | Column II |
| (i) Nephrons | (a) The organ that collects filtrate and urine from renal pelvis and takes it to the bladder for urination. |
| (ii) Ureter | (b) The artery that brings waste-filled blood from the aorta to the kidney. |
| (iii) Renal artery | (c) |
| (iv) Glomerulus | (d) Filtration units in the kidneys. |
| (e) A cluster of blood capillaries surrounded by a bowman's capsule. |
| Column I | Column II |
| (i) Implantation | (a) Testosterone |
| (ii) Fertilisation | (b) Vasectomy |
| (iii) Contraception in males | (c) Spermatozoa |
| (iv) Leydig cells | (d) Uterus |
| (e) Fallopian tube |
| Column I | Column II |
| (i) Coronary artery | (a) Largest artery |
| (ii) Aorta | (b) Blocking of coronary arteries. |
| (iii) Heart attack | (c) Sphygmomanometer |
| (iv) Blood pressure | (d) Largest vein |
| (e) Carry oxygenated blood to heart muscles. |
| COLUMN A | COLUMN B |
| (i) The excretory organs | (a)Lungs |
| (ii) Excrete CO2 | (b)Bowman's capsule |
| (iii) Outer dark part of kidney | (c)End part of nephron |
| (iv) A thin walled cup | (d)Kidneys |
| (e)Cortex |
| Column I | Column II |
| (viii) Blood pressure | (a) Allows blood flow from right auricle to right ventricle. |
| (ix) Tricuspid valve | (b) Cardiac cycle. |
| (x) Bicuspid valve | (c) Largest vein |
| (xi) Contraction and relaxation of heart | (d) Sphygmomanometer |
| (e) Allows blood flow from left auricle to left ventricle. |