Download National 5 Biology Homework 10 Name

National 5 Biology Homework 10 Name ……………………………….
1
Name the products of anaerobic respiration in yeast.
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2
(2)
What is the name for the pigment found in plant cells which
absorbs the energy from sunlight.
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3
(1)
Name two raw materials required for photosynthesis and
explain how they enter the leaf cells.
i. ………………………………….
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ii. ………………………………….
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4
What type of molecule are all enzymes made of?
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5
(2)
(1)
Name the carbohydrate formed during photosynthesis.
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(1)
6
List three uses for this carbohydrate.
i. …………………………………………..
ii. …………………………………………..
iii. …………………………………………..
7
(3)
Draw a fully labelled diagram of a plant cell in the space
below:
(9 marks)
8
Carbon dioxide moves out of respiring cells without using
any energy. What is this type of movement called?
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9
(1)
Glucose usually moves into the cell by a method which
requires energy. What is this type of movement called?
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10
(1)
What type of molecule is found in the cell membrane and is
responsible for moving molecules across the membrane?
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11
What do the letters ATP stand for?
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12
(1)
(1)
Draw a simple diagram of the ATP molecule.
(1)
13
Does glycolysis occur in aerobic or anaerobic respiration or
both? ………………………………………………
14
(1)
Why do muscles ache during vigorous exercise?
………………………………………………………………………
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15
Explain what happens to enzymes when they are above their
optimum temperature.
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16 What type of cell division is shown by the diagrams below?
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(1)
17 Fill in the correct name for the structures labelled.
(1)
(1)
(1)
(1)
(1)
18
Complete the diagram by filling in the blank cell.
(2)
19
The stages of production of an antibiotic by genetic
engineering are listed below. Complete the list by filling in
the gaps.
a. The required antibiotic is…………………………….
b. The …………………..controlling its production by the
microorganism is isolated.
c. The gene is cut out using ………….………and removed.
d. A ………………..….. is extracted from a bacterium and
cut open.
e. The gene for the antibiotic is ……………………into the
plasmid.
f. The plasmid is replaced in a bacterium
g. The bacterium is ……………………..to produce many
more.
h. The antibiotic is extracted from the culture.
20
(7)
Explain what is meant by an antibody and how it works.
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21
(2)
Where does protein synthesis take place?
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(1)
22
How many bases on a strand of DNA code for one amino
acid?
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23
(1)
What is meant by the term “specific” when referring to an
enzyme?
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…………………………………………………………………. (1)
24
How many molecules of ATP are released during complete
breakdown of glucose in aerobic respiration?
………. (1)
Total marks out of 50 ………….
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