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Earn 100

Column (A)
Column (B)
a
Nestorium
p
Quinine
b
insect
q
pollinator
c
earthworm
r
uric acid
d
Reptiles
s
Bindustrava
e
Cinchona
t
Malpighi tubule
Important Questions on Excretion in Organisms
MEDIUM
Match List I and List II
List I | List II | ||
A | Taenia | I | Nephridia |
B | Paramoecium | II | Contractile vacuole |
C | Periplaneta | III | Flame cells |
D | Pheretima | IV | Uricose gland |
Choose the correct answer from the options given below:

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(A) Some amount of urea may be retained in the kidney matrix of mammals to maintain a desired osmolarity.
(B) Protonephridia are excretory structures in rotifers
(C) In prawns, malpighian tubules help in the removal of nitrogenous wastes and osmoregulation.
(D) In human beings, kidneys are situated between the levels of last thoracic and third lumber vertebra close to the ventral inner wall of the abdominal cavity
How many of the above statements are correct?

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HARD

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Fill in the blank with the correct option provided in the bracket.
The kidney of a mammal resembles the _____ (plasma membrane/contractile vacuole/nephridia) of Amoeba in expelling out excess water.

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Choose the right appropriate word from the given bracket and fill in the blanks.
We expelled out the waste from our body in the form of urine, sweat, and _____ (stool/garbage).

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