Question

18.1 The excretory system of human beings include
(a) a pair of kidneys, a pair of ureters, a urinary bladder and a urethra
(b) a pair of kidneys, a pair of urinary bladders, a ureter, and a urethra
(c) a pair of kidneys, a pair of ureters, a pair of urinary bladders and a urethra
(d) a kidney, a ureter, a urinary bladder and a urethra
18.2 The given figure represents the structure of a nephron.
А.
a
ar
D
Sobota
Which section of the nephron is responsible for concentrating the solute in the filtrate?
(a) A
(b) B
(c) C
(d) D

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Answer 1

Explanation:

1 -a is right

answer mark as brainlist

Answer 2

Answer:

option a

Explanation:

option a