Excretory Products And Their Elimination Test-03

This is Excretory Products And Their Elimination Test-03 for CBSE class 11 Biology.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

During micturition, the muscles of urinary bladder and urethral sphincters will

A
relaxand contract respectively.
B
contract and relax respectively.
Correct
C
none of these
D
show fatigue

In the following pictorial representation of Kreb’s Hensleit cycle, find out 1,2& 3 ?

A
ornithine, arginine and citrulline
B
ornithine, citrulline and arginine
C
arginine, citrulline and ornithine
D
citrulline, arginine and ornithine
Correct

Read the following : i. Infants and toddlers are often under habit of bed wetting since micturition is a reflex process. ii. Adults and grown up children can control this reflex process, voluntarily to some extent.

A
Statement i) is correct and ii) is wrong
B
both are correct
Correct
C
both are wrong
D
Statement i) is wrong and ii) is correct

All of the following organs help in excretion except :

A
Lungs
B
Skin
C
Liver
D
Heart
Correct

Urea cycle operates in :

A
skin cells
B
Lungs
C
sweat glands and sebaceous glands
D
Liver
Correct

Read the following : i. Avian kidneys have very short loops of Henle. ii. Birds are unable to make urine as hypotonic as mammals can.

A
both are wrong
B
Statement ii) is wrong and i) is correct.
Correct
C
both are correct
D
Statement ii) is correct and i) is wrong.

If kidney tissues are supplied with blood low in oxygen then :

A
ultrafiltration stops
B
both tubular reabsorption and ultrafiltration continue normally
C
tubular reabsorption stops
Correct
D
both tubular reabsorption and ultrafiltration stops

Diabetes insipidus is caused due to :

A
impaired urea cycle
B
Hypotension
C
increased secretion of ADH
D
reduced secretion of ADH
Correct

Rahul is anaemic and few days ago suffered from massive haemorrhage. Now what problems he may face :

A
all of the following
Correct
B
no glomerular filteration
C
very low blood pressure
D
accumulation of waste products in body

Reema is on dialysis and she is unable to conceive due to high levels of waste products in her body fluids. Her doctor can suggest her

A
more frequent hemodialysis
B
Laser therapy
C
Kidney transplant
Correct
D
Operation of damaged kidney

People with chronic kidney disease are usually affected by anemia. It happens because damaged kidney doesn’t secrete sufficient :

A
Angiotensin I
B
Erythropoietin
Correct
C
Atrial natriuretic factor
D
Angiotensin II

Match the kidney disorders and its symptoms : column A a) Ketosis b) Polydipsia c) Alkaptonuria d) Haematuria column B i) frequent thirst ii) blood in urine iii) acetoacetic acid in urine iv) homogentisic acid in urine

A
a)-iii, b)-ii, c)-iv, d)-i
B
a)-iii, b)-i, c)-iv, d)-ii
Correct
C
a)-iv, b)-i, c)-iii, d)-ii
D
a)-iv, b)-ii, c)-iv, d)-i

Dev consumes large amount of alcohol and result is polyuria and dehydration due to :

A
decrease in the level of aldosterone
B
decrease in the level of ANF
C
increase in the level of vasopressin
D
decrease in the level of vasopressin
Correct

Read the following for hemodialysis : i. Blood of patient is pumped from vein into cellophane tube which is suspended within dialysing solution. ii. Dialysing solution is of the same composition as blood plasma but no urea. iii. The risk of formation of blood clots is associated with artificial kidney. iv. Blood is therefore mixed with anti-heparin to prevent clot formation.

A
statement i),iii) and iv) are correct.
B
statementi) and ii) are correct.
C
statement ii) and iii) are correct.
Correct
D
all statements are correct.

Match the following : Animal a) Dugesia b) Palaemon c) Palamnaeus d) Sea anemone Excretory organ i) body surface ii) malpighian tubules iii)protonephridia iv) green glands

A
a)-ii, b)-i, c)-iii, d)-iv
B
a)-iv, b)-ii, c)-i, d)-iii
C
a)-iii, b)-iv, c)-ii, d)-i
Correct
D
a)-i, b)-iii, c)-iv, d)-ii