MCQ (Practice) - Excretory System (Level 1)


90 Questions MCQ Test | MCQ (Practice) - Excretory System (Level 1)


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This mock test of MCQ (Practice) - Excretory System (Level 1) for Class 11 helps you for every Class 11 entrance exam. This contains 90 Multiple Choice Questions for Class 11 MCQ (Practice) - Excretory System (Level 1) (mcq) to study with solutions a complete question bank. The solved questions answers in this MCQ (Practice) - Excretory System (Level 1) quiz give you a good mix of easy questions and tough questions. Class 11 students definitely take this MCQ (Practice) - Excretory System (Level 1) exercise for a better result in the exam. You can find other MCQ (Practice) - Excretory System (Level 1) extra questions, long questions & short questions for Class 11 on EduRev as well by searching above.
QUESTION: 1

Excretion involves process in which –

Solution:
QUESTION: 2

In aquatic organisms the waste end product
of nitrogen metabolism is –

Solution:
QUESTION: 3

Ammonotelic animals are predominantly –

Solution:
QUESTION: 4

Which of the following is likely to accumulate
in dangerous proportion in the blood of a
person whose kidney is not working properly–

Solution:
QUESTION: 5

Urea is transported by –

Solution:
QUESTION: 6

Which of the following sets of animals are
uricotelic –

Solution:
QUESTION: 7

Major nitrogenous waste product in ureotelic
animals like rabbit and other mammals is –

Solution:
QUESTION: 8

Which of the following sets of animals
produce the same substance as their chief
excretory product –

Solution:
QUESTION: 9

The blood which leaves the liver and moves
to the heart has higher than the usual
contents of –

Solution:
QUESTION: 10

Urea is a nitrogenous waste. Which of the
following substance contribute to the
nitrogen–

Solution:
QUESTION: 11

A man, has taken a large amount of protein
in his diet. He will excrete more of –

Solution:
QUESTION: 12

Most insects are –

Solution:
QUESTION: 13

Uric acid is chief excretory product in –

Solution:
QUESTION: 14

The snakes living in deserts are mainly –

Solution:
QUESTION: 15

The least toxic nitrogenous waste is –

Solution:
QUESTION: 16

In reptiles, uric acid is stored in –

Solution:
QUESTION: 17

If benzoic acid is present in the food of
mammals, it is excreted out in the form of–

Solution:
QUESTION: 18

The excretory product of excess metabolism
of creatine is

Solution:
QUESTION: 19

Column of Bertini is found in –

Solution:
QUESTION: 20

Man is –

Solution:
QUESTION: 21

The retroperitoneal kidney is –

Solution:
QUESTION: 22

The position of kidney is –

Solution:
QUESTION: 23

The kidneys not only remove the waste
products from the blood but also play a very
important role in maintaining –

Solution:
QUESTION: 24

The functional part of the kidney of adult
reptiles, birds and mammals is –

Solution:
QUESTION: 25

Kidney is not distinguished into cortex and
renal medulla in

Solution:
QUESTION: 26

The main function of pyramids of kidney is to-

Solution:
QUESTION: 27

Which of the following influences the activity
of kidney –

Solution:
QUESTION: 28

Which feature enables the mammalian
kidney to concentrate urine in the medullary
region –

Solution:
QUESTION: 29

In the kidney of the rabbit, the Loop of Henle
is the part of –

Solution:
QUESTION: 30

Trimethylamine oxide (TMAO) is excreted by–

Solution:
QUESTION: 31

In the kidney, the formation of urine involve
the following processes arranged as –

Solution:
QUESTION: 32

Which one is not the function of kidney –

Solution:
QUESTION: 33

Kidney are not only the organs of excretion
their work is supplemented by –

Solution:
QUESTION: 34

A severe fall in blood pressure disturbs the
function of kidneys and reduces –

Solution:
QUESTION: 35

The loop of Henle is most highly developed in-

Solution:
QUESTION: 36

The animal that excretes amino acids without
deamination is –

Solution:
QUESTION: 37

Ammonia is the chief nitrogenous excretory
material in –

Solution:
QUESTION: 38

A nephron does not have loop of Henle in –

Solution:
QUESTION: 39

In a glomerulus –

Solution:
QUESTION: 40

Malpighian body is constituted by –

Solution:
QUESTION: 41

Which one of the following substance is
completely reabsorbed from the filtrate in the
renal tubule under normal condition –

Solution:
QUESTION: 42

High blood pressure is maintained in glomeruli
than in other capillaries because –

Solution:
QUESTION: 43

The afferent and efferent vessels are –

Solution:
QUESTION: 44

Blood vessel leading to glomerulus is called

Solution:
QUESTION: 45

Juxtaglomerular cell of the kidney secrete –

Solution:
QUESTION: 46

Ultrafilatration occurs in a glomerulus when-

Solution:
QUESTION: 47

Workers in deep mines usually suffer from
dehydration because –

Solution:
QUESTION: 48

If humidity is high in the presence of high
temperature, we feel unpleasant due to –

Solution:
QUESTION: 49

The yellow colour of urine is due to –

Solution:
QUESTION: 50

Excretion is a continuous process but urine
is not passed out continuously because of –

Solution:
QUESTION: 51

The effect of antidiuretic hormone (ADH) on
the kidney is to –

Solution:
QUESTION: 52

ADH will be released from the posterior
pituitary when there is a decrease in –

Solution:
QUESTION: 53

If we remove the pressure receptors from the
urinary bladder wall –

Solution:

 Micturition is same as urination. Urination is the act of passing urine which is a reflex phenomenon. As urine accumulates in bladder the stretch receptors are activated that pass the stimulus to the spinal cord. In the absence of stretch receptors the urine would get collected and probably overflow. 

QUESTION: 54

Mammalian kidney serve to excrete –

Solution:
QUESTION: 55

Aquatic animals are mostly ammonotelic
because –

Solution:
QUESTION: 56

Aldosterone stimulates the reabsorption of–

Solution:
QUESTION: 57

Percentage of which increases in blood if liver
becomes functionless –
 

Solution:
QUESTION: 58

Which blood vessel carries least percentage
of urea –

Solution:
QUESTION: 59

Glomerular filtration rate would be decreased
by –

Solution:
QUESTION: 60

One of the following substance is not found
in mammalian urine –

Solution:
QUESTION: 61

In which part of excretory system of
mammals can you first use the term ‘urine’
for contained fluid –

Solution:
QUESTION: 62

In public urinals, the urine on standing gives
a pungent smell, due to –

Solution:
QUESTION: 63

A person who is starving, that is not having
food, water and beverages will have –

Solution:
QUESTION: 64

When certain marine organisms are placed
in distilled water, they ultimately die. Which
could be the most likely explanation –

Solution:
QUESTION: 65

An advantage of excreting nitrogenous wastes
in the form of uric acid is that –

Solution:
QUESTION: 66

The amount of the original filtrate volume
which is reabsorbed by the time the tubular
fluid enters the Henle’s loop is approximately–

Solution:
QUESTION: 67

What is “renal threshold” –

Solution:
QUESTION: 68

Which group of the following contains the
final excretory product –

Solution:
QUESTION: 69

The glomerular filtrate contains –

Solution:
QUESTION: 70

The vessel leading blood (containing
nitrogenous waste) into the Bowman’s
capsule is known as –

Solution:
QUESTION: 71

High threshold substances are the
substances which can be –

Solution:
QUESTION: 72

Which of the following is not an intermediate
product in the biosynthesis of urea –

Solution:
QUESTION: 73

Ornithine is converted into citrulline by an
enzyme –

Solution:
QUESTION: 74

Urea cycle in liver was discovered by –

Solution:
QUESTION: 75

Which of the following terms refer to painful
urination –

Solution:
QUESTION: 76

In diabetes mellitus, the patient drinks more
water as there is urinary loss of –

Solution:
QUESTION: 77

Presence of RBCs in urine is called –

Solution:
QUESTION: 78

A patient who excretes large quantity of
sodium in urine has –

Solution:
QUESTION: 79

A kidney stone is –

Solution:
QUESTION: 80

Glycosuria is the terms used for –

Solution:
QUESTION: 81

Uraemia is an excretory disorder in which –

Solution:
QUESTION: 82

Part not belonging to uriniferous tubule is–

Solution:
QUESTION: 83

Which pair is correct–

Solution:
QUESTION: 84

Malpighian corpuscles are present in–

Solution:
QUESTION: 85

In rabbit and humans, the kidney is–

Solution:
QUESTION: 86

Brush border is characteristic of

Solution:
QUESTION: 87

Which type of kidneys are found inamphibian–

Solution:
QUESTION: 88

Difference between glomerular filtrate and
plasma is of–

Solution:
QUESTION: 89

Effective filtration pressure in the glomerulus
in kidney of man is about

Solution:
QUESTION: 90

Nitrogenous waste products are eliminated
mainly as–

Solution:

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