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Course: Alhussan Biology — Stage 9
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Alhussan Biology — Stage 9

Chapter 9: Plants and Photosynthesis

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Chapter 10: Excretion in Humans

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Chapter 11: Human Genetics and Development

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Chapter 12: The Carbon Cycle and Climate Change

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Chapter 13: Variation and Natural Selection

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Quiz

Biology 10.2 The human excretory system — Quiz

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  • Questions count: 50
  • Passing grade: B+
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1.
Urine output was 1400 cm³ on one day and 1800 cm³ the next. What is the mean?
1400 cm³
1600 cm³
3200 cm³
400 cm³
2.
Urine output was 1400 cm³ on one day and 1600 cm³ the next. What is the mean?
1500 cm³
1400 cm³
3000 cm³
200 cm³
3.
Urea in blood entering and leaving the kidney. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 1
A
B
C
D
4.
Kidneys receive about one ____ of the blood from the heart.
half
fifth
hundredth
tenth
5.
Which is the correct definition of “Cortex”?
Tube carrying urine from the kidney to the bladder.
Something a model does not show correctly.
Outer region of the kidney where filtration happens.
Toxic waste that builds up when kidneys fail.
6.
Urine produced each hour after drinking 1 litre of water. At what value of "Time (min)" is "Urine (cm³/min)" smallest?
Dr Dabour Hub Academy - figure 2
0
30
120
180
7.
Which term matches this definition? “The tube through which urine leaves the body.”
Bladder
Urethra
Renal vein
Ureter
8.
True or false? All the glucose filtered from the blood is reabsorbed in a healthy kidney.
True
False
9.
The urethra carries urine ____.
out of the body
to the liver
to the kidney
to the heart
10.
True or false? Urine contains protein normally.
True
False
11.
An adult makes 1800 cm³ of urine a day. How much per hour?
150.0 cm³
43200.0 cm³
30.0 cm³
75.0 cm³
12.
Which statement is correct?
A big drink gives concentrated urine.
Water, glucose, salts and urea pass out of the blood at the glomerulus.
The renal vein has more urea than the renal artery.
The bladder makes urine.
13.
Urea fell from 35 to 6 mg per 100 cm³ through the kidney. Calculate the percentage removed.
29%
17%
83%
483%
14.
Urine produced each hour after drinking 1 litre of water. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 3
A
B
C
D
15.
A ring of muscle called a ____ controls urine release.
sphincter
ligament
valve only
tendon
16.
True or false? The bladder makes urine.
True
False
17.
An adult makes 1200 cm³ of urine a day. How much per hour?
20.0 cm³
50.0 cm³
28800.0 cm³
100.0 cm³
18.
Water, glucose, salts and urea pass out of the blood at the ____.
ureter
urethra
glomerulus
bladder
19.
Volume of urine on different days. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 4
A
B
C
D
20.
Which statement is NOT correct?
Water is reabsorbed in the medulla.
Kidneys are at the front of the abdomen.
Urine moves down the ureters by waves of muscle contraction.
The bladder stores urine.
21.
Urea in blood entering and leaving the kidney. What is the value for Renal vein?
Dr Dabour Hub Academy - figure 5
6
24
42
7
22.
Which term matches this definition? “Inner region where water is reabsorbed.”
Dialysis
Dialysis fluid
Medulla
Rejection
23.
Look at the diagram of the urinary system. Which part stores urine?
Dr Dabour Hub Academy - figure 6
Urethra
Ureter
Bladder
Renal vein
24.
Which statement is NOT correct?
The renal vein has more urea than the renal artery.
All the glucose is taken back into the blood.
Blood cells and big molecules stay in the blood.
Kidneys are protected by the lower ribs.
25.
All the ____ is taken back into the blood.
salt
water
glucose
urea
26.
Which statement is NOT correct?
All the glucose is taken back into the blood.
The bladder makes urine.
An adult produces about 1500 cm³ of urine a day.
The renal artery brings blood containing urea.
27.
Which statement is correct?
Kidneys are at the front of the abdomen.
Glucose is lost in normal urine.
The renal vein carries blood with less urea.
A big drink gives concentrated urine.
28.
Which statement is correct?
Kidneys get very little blood.
Kidneys receive about one fifth of the blood from the heart.
Filtration happens in the bladder.
The renal vein has more urea than the renal artery.
29.
Urea in blood entering and leaving the kidney. About how many times bigger is Renal artery than Renal vein?
Dr Dabour Hub Academy - figure 7
6.0
12.0
9.0
3.0
30.
True or false? Urine contains urea, excess water and salts.
True
False
31.
True or false? The renal vein carries blood with less urea.
True
False
32.
Urine output was 1500 cm³ on one day and 1600 cm³ the next. What is the mean?
100 cm³
1500 cm³
1550 cm³
3100 cm³
33.
Which statement is correct?
Glucose is lost in normal urine.
Urine contains protein normally.
Urine moves down the ureters by waves of muscle contraction.
The renal vein has more urea than the renal artery.
34.
Filtration takes place in the ____.
pelvis
bladder
cortex
medulla
35.
Volume of urine on different days. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 8
A
B
C
D
36.
Urine produced each hour after drinking 1 litre of water. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 9
A
B
C
D
37.
Volume of urine on different days. What is the total of all the values?
Dr Dabour Hub Academy - figure 10
12,470
2744
10,200
11,335
38.
Substances in filtrate and urine (g/L): glucose and urea in urine. Which has the smallest value?
Dr Dabour Hub Academy - figure 11
Glucose
Water
Urea
Salts
39.
The kidney filters ____.
blood
urine
food
air
40.
The heart pumps 5.5 L per minute; the kidneys get one fifth. How much blood do they receive per minute?
1.1 L
27.5 L
2.8 L
0.6 L
41.
Which statement is correct?
Urine passes to the collecting duct.
The ureter carries urine out of the body.
The renal vein has more urea than the renal artery.
The bladder makes urine.
42.
Blood cells and big ____ stay in the blood.
urea
water
molecules
ions
43.
Urine produced each hour after drinking 1 litre of water. Between which two values of "Time (min)" did "Urine (cm³/min)" change the most?
Dr Dabour Hub Academy - figure 12
150 and 180
120 and 150
0 and 30
30 and 60
44.
Which statement is NOT correct?
Water is reabsorbed in the medulla.
Urine moves down the ureters by waves of muscle contraction.
Filtration happens in the bladder.
Filtration takes place in the cortex.
45.
Urine output was 1500 cm³ on one day and 1800 cm³ the next. What is the mean?
1650 cm³
300 cm³
3300 cm³
1500 cm³
46.
Which term matches this definition? “Ball of capillaries where filtration happens.”
Concentrated urine
Glomerulus
Ultrafiltration
Dialysis
47.
Urea fell from 30 to 6 mg per 100 cm³ through the kidney. Calculate the percentage removed.
20%
80%
24%
400%
48.
Substances in filtrate and urine (g/L): glucose and urea in urine. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 13
A
B
C
D
49.
An adult produces about ____ cm³ of urine a day.
150
15 000
1500
15
50.
Which statement is NOT correct?
The kidney filters blood.
The renal artery brings blood containing urea.
Blood cells and big molecules stay in the blood.
Glucose is lost in normal urine.
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Part of Chapter 10: Excretion in Humans — see every lesson and quiz in this unit.
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