CBSE Excretory Products their Elimination model Exam paper,mcqs NEET

NCERT Excretory Products their Elimination Mock Exam-8

Question No:1

ADH causes

[A] increase water absorption from DCT and CT
[B] increase GFR by increasing blood pressure
[C] increase reabsorption of electrolyte from distal tubules
[D] all

Question No:2

Arrange the following steps in order
(1) excessive loss of fluid
(2) stimulation of osmoreceptor
(3) stimulation of Hypothalamus
(4) release of ADH or Vasopressin
(5) ADH facilitate water reabsorption from distal tubules
(6) Increase in body fluid switch off osmoreceptor and suppress release of ADH

[A] 1,2,3,4,5,6
[B] 1, 3, 2, 4, 5, 6
[C] 6, 1, 2, 3, 4, 5
[D] 2, 3, 4, 1, 5, 6

Question No:3

Stimulus for activation of JG cells to release rennin is/are

[A] ↓ glomerular blood flow
[B] ↓ glomerular blood pressure
[C] ↓ GFR
[D] All

Question No:4

RAAS involve

[A] JGA apparatus
[B] Angiotensinogen
[C] Adrenal cortex
[D] All

Question No:5

Increase in blood pressure is caused by

[A] ↑es ADH secretion
[B] ↑es Aldosterone secretion
[C] ↑es Angiotensinogen II
[D] All

Question No:6

Which of the following is true about ANF?

[A] Full form is Autonomic Nervous Factor
[B] Antagonistic to Renin-Angiotensin mechanism
[C] It causes Vasoconstriction
[D] All are true

Question No:7

Find the correct steps for micturition (arrange in order)
(A) Urine filled in urinary bladder
(B) Stretch-receptor activation
(C) Wall of bladder send signal to CNS
(D) Motor message from CNS to urinary bladder and urethra! sphincter
(E) Bladder contracts and sphincter dilates leads to micturition

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

Question No:8

Neural mechanism of micturition is called

[A] micturition reflex
[B] simple reflex
[C] conditioned reflex
[D] All

Question No:9

An adult human excrete how much urine per day?

[A] 1-1 .5 litre
[B] 1.5-2 litre
[C] 5-1 litre
[D] 3 litre

Question No:10

On an average ______ gm of urea is excreted out per day

[A] 20-25 gm
[B] 25-30 gm
[C] 25-30 mg
[D] 40-45 gm

Question No:11

Analysis of urine help in the clinical diagnosis of

[A] Metabolic disorders
[B] Malfunctioning of kidney
[C] Diabetes mellitus
[D] All

Question No:12

Select the correct matching:
Colour— pH—- Odour

[A] Light yellow– 7.0– Characteristic
[B] Light yellow –6.0– Characteristic
[C] Light yellow— 6.5— Pungent
[D] Light yellow– 6.0— Almond

Question No:13

Presence of glucose and ketone bodies in urine is called

[A] Glycosuria and ketonuria
[B] glycogenic and ketonuria
[C] Glycosuria and ketonemia
[D] Gluconeogenesis and ketonemia

Question No:14

Glycosuria and ketonuria is indicative of

[A] starvation
[B] diabetes mellitus
[C] diabetes insipidus
[D] all

Question No:15

Sweat contains

[A] watery fluid with NaCl
[B] urea
[C] lactic acid
[D] all