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G7 Plants Quiz

Description

Quiz for Grade 7 KS3 Science topic on plants.
Jeffrey Piggott
Quiz by Jeffrey Piggott, updated more than 1 year ago
Jeffrey Piggott
Created by Jeffrey Piggott about 7 years ago
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Resource summary

Question 1

Question
Where does photosynthesis occur in a rose bush?
Answer
  • A In the leaves
  • B In the roots
  • C In the flowers
  • D In the seeds

Question 2

Question
Plants often turn some of the food they make into another substance for storage. The name of this substance is:
Answer
  • A glucose
  • B starch
  • C fibre
  • D pasta

Question 3

Question
Which of these shows the correct word equation for photosynthesis?
Answer
  • A glucose + carbon dioxide → water + oxygen (+ energy)
  • B glucose (+ energy) → oxygen + glycerol
  • C water + carbon dioxide → glucose + oxygen
  • D chlorophyll + carbon dioxide → water + glycogen

Question 4

Question
Aerobic respiration is a process which:
Answer
  • A stores chemical energy in food.
  • B makes food for plants living under water.
  • C does not happen in plants but only in humans when they exercise hard.
  • D releases energy from food.

Question 5

Question
Leaves are often wide (broad) so that they can:
Answer
  • A absorb as much sunlight as possible.
  • B catch as much rain as possible
  • C provide shelter for animals living under them.
  • D float to the ground when they drop in autumn.

Question 6

Question
Gases get into and out of a leaf by:
Answer
  • A diffusion
  • B absorption
  • C conduction
  • D convection

Question 7

Question
Look at this list of substances: glucose, fat, cellulose, protein. Which of these substances can plants make?
Answer
  • A glucose and cellulose only
  • B glucose, cellulose and fat only
  • C glucose, cellulose and protein only
  • D all of them

Question 8

Question
Plants need cellulose to:
Answer
  • A store energy.
  • B repair damaged cells.
  • C make cell walls.
  • D make cell surface membranes.

Question 9

Question
The picture shows a cell from a root. What is it called?
Image:
Root Hair Cell (binary/octet-stream)
Answer
  • A xylem cell
  • B root cortex cell
  • C root hair cell
  • D root palisade cell

Question 10

Question
If plants do not get enough water they start to:
Answer
  • A shrink.
  • B grow towards the light.
  • C grow bigger roots.
  • D wilt.

Question 11

Question
One important type of mineral salt for plants is:
Answer
  • A nitrate
  • B sodium chloride
  • C loam
  • D clay

Question 12

Question
Water is carried up a plant in xylem tubes. What else do xylem tubes carry?
Answer
  • A glucose
  • B fibre
  • C mineral salts
  • D pollen

Question 13

Question
The atmosphere is about:
Answer
  • A 81% oxygen and 21% nitrogen.
  • B 78% nitrogen and 21% oxygen.
  • C 81% carbon dioxide and 21% oxygen.
  • D 78% carbon dioxide and 21% oxygen

Question 14

Question
Look at these chemical processes. photosynthesis respiration burning fuels Which of these processes add carbon dioxide to the air?
Answer
  • A respiration and burning
  • B respiration only
  • C photosynthesis and respiration
  • D burning only

Question 15

Question
Plants are important in keeping the atmosphere in balance because:
Answer
  • A they use up oxygen.
  • B they use up carbon dioxide.
  • C they provide food for animals and humans.
  • D they use water.

Question 16

Question
Which of these would NOT be a disadvantage of cutting down forests?
Answer
  • A Logging companies could make more profits.
  • B There would be fewer trees to keep the atmosphere in balance.
  • C Some species might become extinct.
  • D Floods might wash away the soil.

Question 17

Question
Where does photosynthesis occur in a rose bush?
Answer
  • A In all the parts
  • B In leaves and flowers only
  • C In the leaves only.
  • D In the stem only.

Question 18

Question
Plants often turn some of the food they make into another substance for storage. The name of this substance is:
Answer
  • A glucose.
  • B starch.
  • C fibre.
  • D pasta.

Question 19

Question
Leaves are often wide so that they can:
Answer
  • A absorb as much sunlight as possible.
  • B catch as much rain as possible.
  • C provide shelter for animals living under them.
  • D float to the ground when they drop in autumn.

Question 20

Question
Water is carried up a plant in xylem tubes. What else do xylem tubes carry?
Answer
  • A glucose
  • B fibre
  • C mineral salts
  • D pollen
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