Excretory Products And Their Elimination Test

Excretory Products And Their Elimination

This is Excretory Products And Their Elimination Test-01 for CBSE class 11 Biology.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Blood enters glomerular capillaries through _____ arteriole and leaves through _____ arteriole:
  • A
    afferent, efferent
    Correct
  • B
    efferent, afferent
  • C
    distributing, collecting
  • D
    radial, collecting
2
A renal corpuscle is :
  • A
    nephron
  • B
    malpighian body
    Correct
  • C
    malpighian tubule
  • D
    Bowman’s capsule
3
Homeostasis in the body is largely maintained by : excretion and osmoregulation egestion and osmoregulation excretion and egestion osmoregulation, excretion and egestion Homeostasis is the maintenance of constant body temperature. It is mainly maintained by excretion and osmoregulation, which is the function of kidney.
  • A
    excretion and osmoregulation
    Correct
  • B
    osmoregulation, excretion and egestion
  • C
    egestion and osmoregulation
  • D
    excretion and egestion
4
Urinary bladder is absent in :
  • A
    Snakes
    Correct
  • B
    ostriches
  • C
    Kangaroos
  • D
    Camels
5
Ascending limb of Henle’s loop is not permeable for :
  • A
    \({{\text{H}}_2}{\text{O}}\)
    Correct
  • B
    \(\begin{array}{*{20}{l}} {N{a^ + }} \end{array}\)
  • C
    \(C{l^ - }\)
  • D
    \({K^ + }\)
6
The physiological unit of a kidney is :
  • A
    juxtaglomerular apparatus
  • B
    proximal convoluted tubule
  • C
    distal convoluted tubule
  • D
    uriniferous tubule
    Correct
7
Adult human kidney is metanephric. So, first embryonic tubules formed in vertebrates during embryonic development are :
  • A
    pronephric
    Correct
  • B
    amphinephric
  • C
    mesonephric
  • D
    metanephric
8
Urinary bladder helps to :
  • A
    concentrate urea in urine
  • B
    void urine when desired
    Correct
  • C
    detoxify excess urine
  • D
    stores urine for reabsorbing water from it
9
The part of a nephron which adds some material to the filtrate is :
  • A
    Bowman’s capsule
  • B
    Distal convoluted tubule
    Correct
  • C
    Loop of Henle
  • D
    Proximal convoluted tubule
10
In the human kidney : i. outer zone is called medulla and inner zone is called cortex. ii.cortex extends between medullary pyramidsas renal columns of Bellini.
  • A
    both are correct
  • B
    Statement ii) is correct and i) is wrong.
  • C
    both are wrong
    Correct
  • D
    Statement ii) is wrong and i) is correct.
11
Vasa recta is absent or reduced in:
  • A
    Bowman’s capsule
  • B
    Cortical nephrons
    Correct
  • C
    Juxtamedullary nephrons
  • D
    PCT
12
Towards the centre of the inner concave surface of the kidney is a notchcalled:
  • A
    Hilum
    Correct
  • B
    Cortex
  • C
    Medulla
  • D
    Calyces
13
Label the following in diagram
Question 13 figure 1
  • A
    Pituicytes
  • B
    Proximal cells
  • C
    Podocytes
    Correct
  • D
    Parenchyma cells
14
In human excretory system : i. kidneys and ureters are paired structures but urinary bladder is single. ii. Kidneys are situated between the levels of last thoracic and third lumbar vertebra.
  • A
    both are correct
    Correct
  • B
    both are wrong
  • C
    Statement i) is correct and ii) is wrong.
  • D
    Statement ii) is wrong and i) is correct.
15
In the following diagram what are 7,9 & 10 :
Question 15 figure 1
  • A
    ureter, pelvis and calyx
  • B
    hilum, pelvis and medulla
  • C
    pelvis, hilum and calyx
    Correct
  • D
    ureter, hilum and medulla