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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 Stage 9 Comprehensive Review — Quiz

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  • Questions count: 50
  • Passing grade: B+
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1.
Filtration happens at the ____.
bladder
ureter
urethra
glomerulus
2.
Substances in plasma and urine (g per 100 cm³). Which has the greatest value?
Dr Dabour Hub Academy - figure 1
Glucose (plasma)
Urea (plasma)
Urea (urine)
Glucose (urine)
3.
CO2 rose from 320 to 410 ppm. Calculate the percentage increase.
128%
28%
22%
90%
4.
80 of 100 rats were resistant. What percentage?
80.0%
800.0%
0.8%
20.0%
5.
Rate of photosynthesis against light intensity. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 2
A
B
C
D
6.
Urea is 0.04 g in plasma and 2.4 g in urine per 100 cm³. How many times more concentrated in urine?
6 times
2 times
600 times
60 times
7.
Rate of photosynthesis against light intensity. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 3
A
B
C
D
8.
Rate of photosynthesis against light intensity. What is the value of "Bubbles per minute" when "Light intensity (units)" is 10?
Dr Dabour Hub Academy - figure 4
37
0
25
15
9.
Which statement is NOT correct?
Gametes have 46 chromosomes.
Urea is made in the liver.
Carbon dioxide is removed by photosynthesis.
A rat poison of 1950 had little effect by 2000.
10.
Urea is 0.03 g in plasma and 2.4 g in urine per 100 cm³. How many times more concentrated in urine?
80 times
8 times
800 times
2 times
11.
Which term matches this definition? “Removal of metabolic waste.”
Zygote
Antibiotic
Protist
Excretion
12.
Which is the correct definition of “Urea”?
Machine treatment for kidney failure.
Tissue carrying sugars around the plant.
Waste made in the liver by deamination.
An organism that carries a pathogen, e.g. a mosquito.
13.
Rate of photosynthesis against light intensity. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 5
A
B
C
D
14.
Which is the correct definition of “Xylem”?
Plants making glucose from carbon dioxide and water using light.
A poison released by bacteria.
Tissue carrying water up the plant.
Waste made in the liver by deamination.
15.
True or false? Urea is made in the liver.
True
False
16.
True or false? Urea is made in the kidneys.
True
False
17.
True or false? A rat poison of 1950 had little effect by 2000.
True
False
18.
45 of 120 rats were resistant. What percentage?
37.5%
75.0%
62.5%
0.4%
19.
Bubbles rose from 10 to 30 per minute. Calculate the percentage increase.
20%
67%
300%
200%
20.
Which statement is NOT correct?
Ice cores give evidence of past climate.
Carbon dioxide is removed by photosynthesis.
All the glucose is reabsorbed.
All urea is reabsorbed.
21.
Urea is 0.04 g in plasma and 1.8 g in urine per 100 cm³. How many times more concentrated in urine?
2 times
45 times
4 times
450 times
22.
Nitrate is needed to make ____.
starch
proteins
chlorophyll
fat
23.
What is the word equation for photosynthesis?
carbon dioxide + water → glucose + oxygen
water → oxygen + hydrogen
glucose → lactic acid
glucose + oxygen → carbon dioxide + water
24.
True or false? Kidney failure can be treated by dialysis or a transplant.
True
False
25.
95 of 100 rats were resistant. What percentage?
0.9%
950.0%
5.0%
95.0%
26.
Water moves up the ____.
phloem
ureter
xylem
nephron
27.
True or false? Phloem carries water.
True
False
28.
Rate of photosynthesis against light intensity. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 6
A
B
C
D
29.
Ice cores give evidence of past ____.
climate
diets
blood groups
chromosomes
30.
Urea is 0.03 g in plasma and 1.8 g in urine per 100 cm³. How many times more concentrated in urine?
2 times
60 times
6 times
600 times
31.
Rate of photosynthesis against light intensity. Which statement best describes the pattern?
Dr Dabour Hub Academy - figure 7
"Bubbles per minute" rises to a peak at 50, then falls
"Bubbles per minute" increases as "Light intensity (units)" increases
"Bubbles per minute" decreases as "Light intensity (units)" increases
"Bubbles per minute" stays the same
32.
45 of 100 rats were resistant. What percentage?
0.5%
45.0%
450.0%
55.0%
33.
Which is the correct definition of “Nephron”?
Machine treatment for kidney failure.
Plants making glucose from carbon dioxide and water using light.
Filtering unit of the kidney.
Dead or weakened pathogen that triggers immunity.
34.
CO2 rose from 280 to 420 ppm. Calculate the percentage increase.
50%
150%
140%
33%
35.
Resistant rats in a population. Calculate the percentage change in "Resistant (%)" from 1950 to 2000.
Dr Dabour Hub Academy - figure 8
9400%
9500%
−9400%
99%
36.
95 of 120 rats were resistant. What percentage?
79.2%
20.8%
25.0%
0.8%
37.
Which statement is correct?
Magnesium is needed for proteins.
Photosynthesis releases CO2.
All urea is reabsorbed.
A rat poison of 1950 had little effect by 2000.
38.
Urea is 0.04 g in plasma and 2.0 g in urine per 100 cm³. How many times more concentrated in urine?
5 times
500 times
2 times
50 times
39.
Resistant rats in a population. Between which two values of "Year" did "Resistant (%)" change the most?
Dr Dabour Hub Academy - figure 9
1990 and 2000
1970 and 1980
1960 and 1970
1980 and 1990
40.
All the ____ is reabsorbed.
protein
glucose
blood cells
urea
41.
Which statement is NOT correct?
Kidney failure can be treated by dialysis or a transplant.
Urea is made in the liver.
Water moves up the xylem.
Magnesium is needed for proteins.
42.
Males are ____.
XX
X
XY
YY
43.
True or false? Magnesium is needed for proteins.
True
False
44.
True or false? All urea is reabsorbed.
True
False
45.
Which is the correct definition of “ADH”?
A pathogen such as athlete's foot.
A poison released by bacteria.
An organism that carries a pathogen, e.g. a mosquito.
Hormone controlling water reabsorption.
46.
Mass of a fetus. Which graph shows these results correctly?
Dr Dabour Hub Academy - figure 10
A
B
C
D
47.
Which term matches this definition? “Filtering unit of the kidney.”
Fungus
Virus
Nephron
Vector
48.
Which is the correct definition of “Allele”?
A version of a gene.
Plants making glucose from carbon dioxide and water using light.
Tissue carrying sugars around the plant.
Dead or weakened pathogen that triggers immunity.
49.
Mass of a fetus. Calculate the percentage change in "Mass (kg)" from 20 to 40.
Dr Dabour Hub Academy - figure 11
880%
980%
−880%
90%
50.
80 of 120 rats were resistant. What percentage?
40.0%
66.7%
33.3%
0.7%
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Part of Chapter 13: Variation and Natural Selection — see every lesson and quiz in this unit.
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