Excretory Products and their Elimination MCQ Class 11 Biology Chapter 19

Find here the NCERT chapter-wise Multiple Choice Questions from Class 11 Biology Book Chapter 19 Excretory Products and their Elimination with Answers Pdf free download. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Excretory Products and their Elimination. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.

NCERT Chapters for Class 11 Biology

Q1. Loop of Henle lies in

(i) Medulla
(ii) Ureter
(iii) Cortex
(iv) Pelvis.

(i) Medulla.

Q2. Which of the following can be cured by hemodialysis?

(i) Renal calculi
(ii) Glomerulonephritis
(iii) Uremia
(iv) All of these can be cured by hemodialysis

(iii) Uremia

Q3. The retroperitoneal kidney is –

(i) Kidney of fish
(ii) Kidney covered by Peritoneum on Dorsal side
(iii) Kidney covered by Peritoneum on ventral side
(iv) Kidney uncovered by Peritoneum on ventral Side.

(iii) Kidney covered by Peritoneum on ventral side

Q4. The filtrate from the glomerulus contains

(i) Urea and uric acid
(ii) Urea, uric acid and ammonia
(iii) Urea, uric acid, ammonia and water
(iv) Urea, uric acid, glucose and water

(iv) Urea, uric acid, glucose and water

Q5. Excretory product of mammals in mainly

(i) Uric acid
(ii) Ammonia
(iii) Urea
(iv) Creatinine.

(iii) Urea.

Q6. What happens when glomerular filteration rate falls?

(i) Activation of podocytes
(ii) Release of renin
(iii) Repression of juxta glomerular cells
(iv) None of the above

(ii) Release of renin

Q7. Excretory material are formed in

(i) Kidney
(ii) Rectum
(iii) Liver
(iv) Every body cell

(iv) Every body cell

Q8. The two kidneys lie in man

(i) At the level of ovaries
(ii) At the same level
(iii) Left kidney at a higher level than the right one
(iv) Right kidney at a higher level than the left one

(iii) Left kidney at a higher level than the right one

Q9. A normal adult excretes urine per day

(i) 3-4 litres
(ii) 4-5 litres
(iii) 12-i5 litres
(iv) 2-3 litres.

(iii) 12-15 litres.

Q10. The yellow pigment derived from heme breakdown and excreted by kidneys is

(i) Uric acid
(ii) Urochrome
(iii) Cholesterol
(iv) Melanin

(ii) Urochrome

Q11. Which pair is correct-

(i) Sweat = temperature regulation
(ii) Saliva = sense of food taste
(iii) Sebum = sexual attraction
(iv) Humerus = Hind leg

(i) Sweat = temperature regulation

Q12. A terrestrial animal must be able to:

(i) excrete large amounts of water in urine
(ii) conserve water
(iii) actively pump salts out through the skin
(iv) excrete large amounts of salts in urine

(ii) conserve water

Q13. Reabsorption of water in the kidney is under control of

(i) ACTH
(ii) LH
(iii) PSH
(iv) ADH.

(iv) ADH.

Q14. Presence of RBCs in urine is

(i) Uremia
(ii) ketonuria
(iii) Glucosuria
(iv) hematuria

(iv) hematuria

Q15. Diameter of the renal afferent arterioles is

(i) Same as that of efferent
(ii) Smaller than that of efferent
(iii) Larger than that of efferent
(iv) There is no efferent vessel

(iii) Larger than that of efferent

Q16. A person is undergoing prolonged fasting. His urine will be found to contain abnormal quantities of:

(i) fats
(ii) amino acids
(iii) glucose
(iv) ketones

(iv) ketones

Q17. Removal of amino group from an amino acid is

(i) Amination
(ii) Excretion
(iii) Deamination
(iv) Defecaetion.

(iv) Defecaetion.

Q18. Kidneys are located in

(i) thoracic cavity
(ii) abdominal cavity
(iii) body cavity
(iv) pelvic cavity

(ii) abdominal cavity

Q19. Excretory products of mammalian embryo are eliminated by-

(i) Placenta
(ii) Amniotic fluid
(iii) Allantois
(iv) Ureters

(i) Placenta

Q20. A notch present on the medial side of kidney is known as

(i) Ureter
(ii) Pelvis
(iii) Hilus
(iv) Pyramid

(iii) Hilus

Q21. Glomerular present in glomerular filtrate is reabsorbed in

(i) Distal convoluted tubule
(ii) Bowman’s capsule
(iii) Loop of Henle
(iv) Proximal convoluted tubule.

(iv) Proximal convoluted tubule.

Q22. The muscular tubes which take the urine from the kidneys to the bladder are

(i) Urinary bladders
(ii) Ureters
(iii) Urethras
(iv) Nephrons

(ii) Ureters

Q23. Kidney is

(i) Ectodermal
(ii) Mesodermal
(iii) Endodermal
(iv) None of the above

(ii) Mesodermal

Q24. Uric acid is nitrogenous waste in:

(i) Mammals and molluscs
(ii) Birds and lizards
(iii) Frog and cartilaginous fishes
(iv) Insects and bony fishes

(ii) Birds and lizards

Q25. Structural and functional unit of kidney is

(i) Loop of Henle
(ii) Malpighian body
(iii) Glomerular
(iv) Nephron.

(iv) Nephron.

Q26. Most water and salts are reabsorbed in

(i) DCT
(ii) Bowman s capsule
(iii) PCT
(iv) DCT and PCT

(iii) PCT

Q27. Malpighian corpuscles are present in :–

(i) Cortex
(ii) Medulla
(iii) Germinal cells
(iv) None of the above

(i) Cortex

Q28. Which is not a basic renal function?

(i) Perfusion
(ii) Secretion
(iii) Reabsorption
(iv) Filtration

(i) Perfusion

Q29. Glomerular capillaries receive blood having a hydrostatic pressure of

(i) 80mm Hg.
(ii) 85mm Hg.
(iii) 75mm Hg.
(iv) 90mm Hg.

(iii) 75 mm. Hg.

Q30. Reabsorption of filterate occurs in

(i) renal tubules
(ii) glomerular apparatus
(iii) medullary pyramid
(iv) juxta cells

(i) renal tubules

Q31. Mesonephric kidney develops from

(i) Anterior part of nephrotome
(ii) Middle part of nephrotome
(iii) Posterior part of nephrotome
(iv) None of the above

(ii) Middle part of nephrotome

Q32. Mesonephric kidney develops from

(i) Anterior part of nephrotome
(ii) Middle part of nephrotome
(iii) Posterior part of nephrotome
(iv) None of the above

(ii) Middle part of nephrotome

Q33. JG cells release

(i) angiotensin II
(ii) aldosterone
(iii) renin
(iv) ANF

(iii) renin

Q34. The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is

(i) 50 mm Hg
(ii) 75 mm Hg
(iii) 20 mm Hg
(iv) 30 mm Hg

(iii) 20 mm Hg

Q35. A patient suffering from cholera is given saline drip because

(i) Cl– ions are important component of blood plasma
(ii) Na+ ions help to retain water in the body
(iii) Na+ ions are important in transport of substances across membrane
(iv) Cl– ions help in the formation of HCl in stomach for digestion

(ii) Na+ ions help to retain water in the body

Q36. The major excretory organs in mosquitoes are

(i) Flame cells
(ii) Nephrons
(iii) Nephridia
(iv) Malpighian tubules.

(iv) Malpighian tubules.

Q37. pH of human urine is

(i) 7.0
(ii) 6.5
(iii) 6.0
(iv) 7.5

(ii) 6.5

Q38. Difference between glomerular filtrate and plasma is of

(i) Proteins
(ii) Potassium
(iii) First is white where as later is yellow
(iv) First is yellow whereas later is white

(i) Proteins

Q39. Malpighian corpuscles are present in