CBSE Excretory Products their Elimination grand Exam paper,mcqs NEET

NCERT Excretory Products their Elimination Mock Exam-9

Question No:1

Primary function of sweat is

[A] removal of excess of water
[B] removal of urea
[C] cooling of body surface
[D] all

Question No:2

Nitrogenous waste is eliminated through

[A] kidney
[B] saliva
[C] sweat gland
[D] all

Question No:3

Sterols, hydrocarbons and waxes are eliminated through

[A] liver
[B] lungs
[C] sebaceous gland
[D] sweat gland

Question No:4

Select the incorrect statement from the following

[A] Liver is the second largest gland in our body
[B] Sebum provide protective oily covering for skin
[C] Bile contain substance like bilirubin, biliverdin, cholesterol, degraded steroid hormones, vitamins and drugs are passed with digestive waste
[D] Other than kidney lungs, liver and skin also help in elimination of excretory waste

Question No:5

Which is not a part of renal tubule?

[B] Bowman’s capsule
[D] Collecting duct

Question No:6

Select the total number of excretory organ from the following found in various animals:
Protonephridia, SA node, Nephridia, Hepatic Cecae, Atrium, Malpighian tubules, green glands, kidney, pons, ommatidia, parapodia

[A] 4
[B] 5
[C] 6
[D] 7

Question No:7

Excretory organs help in

[A] excretion only
[B] maintenance of acid-base balance
[C] maintenance of ionic balance
[D] all

Question No:8

Our lung remove how much of CO2 per hour from the body

[A] 10L
[B] 20L
[C] 18L
[D] 2L

Question No:9

Inflammation of glomeruli of kidney is

[A] renal failure
[B] renal calculi
[C] glomerulonephritis
[D] cystitis

Question No:10

Stone and insoluble mass of crystallized salts, formed within the kidney, is generally made up of

[A] calcium carbonate
[B] calcium oxalate
[C] silica
[D] any of the above

Question No:11

Which is the ultimate method for the correction of acute renal failure?

[A] Haemodialysis
[B] Renal transplantation
[C] Blood transfusion
[D] (c) Angioplasty

Question No:12

Following are the steps of dialysis:
A. Blood is passed into a vein
B. Blood is mixed with heparin
C. Blood is mixed with anti-heparin
D. Blood is drained from convenient artery.
E. Blood is passed through a coiled and porous cellophane tube bathing in dialysis fluid.
F. Removal of nitrogenous wastes from blood.
The correct sequence of steps is

[A] A->B->C->D->E->F
[B] D->B->E->F->C>A
[C] F->C->E-H>B->A>D
[D] D->C->E->F->B>A

Question No:13

Malfunctioning of kidney may lead to the accumulation of ____ in blood,

[A] glucose
[B] ammo acid
[C] urea
[D] all

Question No:14

Which of the following is true about renal transplantation?

[A] Kidney transplantation is the ultimate method at the stage where drug or dialysis do not help
[B] Immunosuppressive agent are used in kidney transplant patient
[C] Close relatives are often used as kidney donors to minimise risk of rejection
[D] All

Question No:15

Match the excretory functions of section I with the parts of the excretory system in section n.
Choose the correct combinations from among the answers given.
Section I———— Section II
(i) Ultra filtration (a) Henle’s loop
(ii) Concentration of urine (b) Ureter
(iii) Transport of urine (c) Urinary bladder
(iv) Storage of urine (d) Malpighian corpuscles
(e) Proximal convoluted tubules

[A] (i)-(d), (ii), (iii) (b), (iv)-(c)
[B] (i)-(d), (ii)-(c), (iii) , (iv)(a)
[C] (i)-(e), (ii)(d), (iii) (a), (iv)
[D] (i)-(e), (ii), (iii) (a), (iv)(b)