WorksheetsExcretion In Humans - Biology Quiz
Total questions: 15
Worksheet time: 3mins
Which of these is/are produced as a result of the breakdown of excessive amino acids in the liver?
Water
Bile pigments
Urea and Uric acids
Extra vitamins
Which of these vitamins is an extra water-soluble one, and is passed out in urine?
Vitamin K
Vitamin A
Vitamin D
Vitamin B
Identify the process shown in the given picture.
(a)
What approximately is the length of a renal tubule, found in the kidneys?
4-5 cm
6-7 cm
4-5 m
8-9 m
Which of these is an accessory excretory organ?
Kidneys
Liver
Urethra
Renal pelvis
Identify the image.
(a)
The Medulla drains the urine into a funnel-shaped structure called the ______________.
Cortex
Urinary Tubule
Glomerulus
Renal Pelvis
What is Cortex?
Inner lighter region of kidney
Outer darker region of kidney
Microscopic tubular structure
Funnel-shaped structure
Each nephron starts as a cup-like structure called as (a) .
What is a 'muscular bag situated in the lower abdomen'?
Urinary bladder
Urethra
Ureter
Kidney
Nephrons are surrounded by a network of ______________.
Arteries
Veins
Blood capillaries
None of these
Kidney stones are formed when substances such as ________, _________ and __________ are more than the fluid in the urine.
Uric acid
Calcium carbonate
Calcium oxalate
Calcium phosphate
Which of these helps in 'breakdown of amino acids in liver to produce urea'?
Liver
Kidneys
Ureters
Urethra
When crystal forming chemicals start sticking together, ____________ disorder is caused.
Diabetes
Urinary tract infection
Tumor
Kidney stones
Quantity of blood flowing through kidneys per minute is ________.
100 millilitres
2 litres
1 litre
5 litres
