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WorksheetsG12 Biology Quiz [Excretion]
Total questions: 18
Worksheet time: 8mins
In vertebrates ............ is primarily carried out by the lungs, kidneys, and skin.
metabolism
excretion
sweating
respiration
Which statements are true?
More ADH = More water reabsorbed in kidneys
More ADH = less water reabsorbed in kidneys
Less ADH = More water lost in urine
Less ADH = Less water lost in urine
Structure C is known as the...
PCT
Bowman's capsule
Glomerulus
DCT
The movement of water molecules from higher concentration to lower concentration is called
osmosis
excretion
secretion
respiration
Where does selective reabsorption take place?
E
D
B
G
'A process that responds to changes in the environment by returning the internal environment back to its steady state' is the definition of:
Homeostasis
A hormone
Negative feedback
Positive feedback
What is deamination?
The removal of the amine group from an amino acid
The removal of the carboxyl group from an amino acid
The removal of the R group from an amino acid
Which is the correct sequence that shows the flow of tubular fluid passing through the nephron: (a) glomerulus (b) distal convoluted tubule (c) loop of Henle (d) collecting duct (e) proximal convoluted tubule
a, b, c, d, e
c, d, b, a, e
a, e, c, b, d
a, e, d, b, c
Which of the following statements regarding osmoregulation is incorrect?
The hypothalamus contains osmoreceptors
Neurosecretory cells connect the hypothalamus to the pituitary
ADH is released from the posterior pituitary
ADH removes aquaporins from the cells that line the collecting duct
In crustaceans, the salt loss is made good by absorption of Salt by
chloride cells
green glands
compound eyes
shell
The figure above shows a part of the nephron.Which of the following is true about the processes that happen to blood in X, glucose in Y and water in Z?
X: Diffusion , Y: Active transport , Z: Osmosis
X: Osmosis, Y: Re-absorption, Z:Diffusion
X: Active transport, Y: Diffusion, Z:Reabsorption
X: Ultra filtration, Y: Assisted diffusion, Z: Osmosis
Which of the following is NOT filtered out of the blood in the kidneys?
Blood cells
Amino acids
Urea
Glucose
'A process that responds to changes in the environment by increasing the change in conditions' is the definition of:
Homeostasis
A hormone
Negative feedback
Positive feedback
