12081103
Description
Quiz by Jeffrey Piggott, updated more than 1 year ago
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Created by Jeffrey Piggott
about 6 years ago
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Question 1
Question
where is this cell is found in a flowering plant?
Answer
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In the male part of a flower.
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In the roots of the plant.
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On the surface of a leaf.
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In side a leaf.
Question 2
Question
Which TWO structures are found in plant cells but not in animal cells.
Answer
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Vacuole and cell membrane
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Chloroplasts and cell membrane
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Chloroplasts and cell wall
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Cell membrane and large vacuole.
Question 3
Answer
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A in all the parts
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B in parts R and S only
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C in part R only
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D in part Q only
Question 4
Question
Plants often turn some of the food they make into another substance for storage. The name of this substance is:
Answer
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A glucose.
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B starch.
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C fibre.
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D pasta.
Question 5
Question
Which of these shows the correct word equation for photosynthesis?
Answer
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glucose + carbon dioxide → water + oxygen (+ energy)
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glucose (+ energy) → oxygen + glycerol
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water + carbon dioxide → glucose + oxygen
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chlorophyll + carbon dioxide → water + glycogen
Question 6
Question
Leaves are often wide so that they can:
Answer
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A absorb as much sunlight as possible.
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B catch as much rain as possible.
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C provide shelter for animals living under them.
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D float to the ground when they drop in autumn.
Question 7
Question
Gases get into and out of a leaf by:
Answer
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diffusion.
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absorption.
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conduction.
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convection.
Question 8
Question
Look at this list of substances.
glucose, fat, cellulose, protein
Which of these substances can plants make?
Answer
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glucose and cellulose only
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glucose, cellulose and fat
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glucose, cellulose and protein
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all of them
Question 9
Question
Plants need cellulose to:
Answer
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A store energy.
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B repair damaged cells.
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C make cell walls.
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D make cell surface membranes.
Question 10
Question
If plants do not get enough water they start to:
Answer
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A shrink.
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B grow towards the light.
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C grow bigger roots.
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D wilt.
Question 11
Question
One important type of mineral salt for plants is:
Answer
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A sodium chloride
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B nitrates
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C clay
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D loam
Question 12
Question
Water is carried up a plant in xylem tubes. What else do xylem tubes carry?
Answer
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A glucose
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B fibre
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C mineral salts
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D pollen
Question 13
Question
The atmosphere is about:
Answer
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A 78% oxygen and 21% nitrogen.
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B 78% nitrogen and 21% oxygen.
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C 8% carbon dioxide and 21% oxygen.
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D 78% oxygen and 21% carbon dioxide.
Question 14
Question
Look at these chemical processes.
photosynthesis, respiration, burning fuels.
Which of these processes add carbon dioxide to the air?
Answer
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A respiration and burning
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B respiration only
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C photosynthesis and respiration
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D burning only
Question 15
Question
Plants are important in keeping the atmosphere in balance because:
Answer
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A they use up oxygen.
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B they use up carbon dioxide.
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C they provide food for animals and humans.
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D they use water.
Question 16
Question
Which of these would not be a disadvantage of cutting down forests?
Answer
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A Logging companies could make more profits.
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B There would be fewer trees to keep the atmosphere in balance.
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C Some species might become extinct.
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D Floods might wash away the soil.
Question 17
Question
The roots have a number of functions.
Tick TWO functions of roots.
Answer
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Absorb carbon dioxide from the air.
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Absorb water and mineral salts from the soil.
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Absorb glucose from soil.
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Hold the plant in the soil.
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