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Year 6 Living things and their habitats Quick Quiz Answers
Q1.
The picture below shows a mammal called an otter.
(a) Give one feature that only mammals have.
1 mark
(b) Otters live by rivers.
Give one way the otter is suited for swimming.
Use the picture above to help you.
1 mark
(c) Otter cubs are born in a burrow under the ground.
Science Quick Quizzes
Year 6 Answers
Hair/fur
ü
Webbed feet/steamline ü
(i) How does this help the otter cubs survive?
1 mark
(ii) Why must the burrow be above the level of the water in the river?
1 mark
(d) Otters catch fish and birds for food.
Which word below describes an otter?
Tick the correct box.
herbivore predator
prey producer
1 mark
(e) The information below describes what some animals eat.
- Insects eat plants.
- Birds and fish eat insects.
- Otters eat fish and birds.
Complete the food web using this information.
One box has been done for you.
2 marks
They are hidden and protected from predators.ü
So that it doesn’t flood and the otter cubs don’t drown.
ü
ü
Plants ü Insects ü
Fish ü
Birds ü
(c) When the horse is running, some of its organs do more work.
Draw a line from each organ to show what it does.
Draw only two lines.
1 mark
(d) The drawing shows a horsefly.
(i) The horsefly is an insect.
Which of the following features do insects have?
Tick the three correct boxes.
2 marks
ü
ü
ü
(ii) Female horseflies bite horses and feed on their blood.
Male horseflies feed on plants.
Draw a line from each horsefly below to the word that describes the way it
feeds. Draw only
two lines.
1 mark
Q3. The drawing shows a food chain including plants called tree ferns, and two dinosaurs.
They lived on Earth millions of years ago.
(a) The list below shows words which describe living things in a food chain.
herbivore predator prey producer
(i) Which word in the list above describes the tree fern?
1 mark
(ii) From the list above, give one word that can describe Tyrannosaurus rex.
1 mark
producer
ü
Predator ü
(a) The temperature of the room rises. What happens to the body temperatures of the
lizard and the cat?
(i) lizard
1 mark
(ii) cat
1 mark
(b) Each of the drawings below shows an animal from a different group.
(i) The cat’s fur traps warm air next to its body. In the drawings above, which
other animal can trap warm air next to its body?
1 mark
It’s temperature increases. ü
It’s temperature stays the same. ü
The pigeon (bird) ü
(ii) The cat is a mammal. Its body is covered with fur.
Give one other fact about cats which shows they are mammals.
1 mark
(c) The five groups of vertebrates are:
fish amphibians reptiles birds mammals
(i) Which two groups have bodies covered with scales?
2 marks
(ii) Which two groups lay eggs in water?
2 marks
Total: /
Mother cats make milk to feed their young.
ü
Fish ü
Reptiles ü
Fish ü
Amphibians ü
3 marks
Q2. Harry investigated the effects of fizzy cola drink on his heart rate.
First he measured his heart rate every minute for 5 minutes when sitting down.
Then he drank some cola.
He continued to measure his heart rate at regular intervals.
This is a graph of his results.
(a) Why did Harry measure his heart rate every minute for 5 minutes before drinking his
cola?
1 mark
(b) Harry says cola affects his heart rate.
What evidence is there in the graph to support his idea that cola affects his heart rate?
1 mark
To be certain what his resting heart rate was before he drank the
cola. ü
The graph shows that after drinking the cola, Harry’s heart rate increased
steadily for 10 mins – it went up from 69bpm to 86bpm. ü
Q3. Heart rate
(a) James and Alice investigated a report that said when people chew gum, their heart rate
increases.
They measured the heart rate of five children at rest. Next they measured the heart rate of
each child as they chewed gum.
Why did James and Alice measure the children’s heart rate when they were resting?
1 mark
(b) The table below shows the heart rates of the five children.
Child
At rest
(beats
per minute)
After chewing gum for 1
minute (beats per minute)
Robert 84 94
Emma 84 86
Carol 96 104
Samanth
a
Eshe 83 100
Look at the table. Which part of their investigation was presented in the table? Tick ONE box.
questions results
plans ideas
1 mark
So that he could find out if it changed when they chewed gum. ü
ü
(c) What variable did the children measure?
1 mark
(d) Alice’s evidence agrees with the report.
She said, ‘When they chew gum, the children’s heart rate increases.’
Use the data in the table to describe how the evidence supports
Alice’s conclusion: ‘When they chew gum, the children’s heart rate increases.’
1 mark
(e) James wondered if it was the gum or the chewing that caused the increase in heart rate.
How could James check whether it was the
gum or the
chewing that caused the increase in
heart rate?
1 mark
Q4. Smoking and Health
(a) Gary and Jessica are learning about the harmful effects of smoking.
They read the warning on a packet of cigarettes.
How can smoking affect your lungs?
1 mark
Heart rate in beats per minute (bpm). ü
Every child’s heart rate increased after 1 minute of chewing gum. ü
He could repeat the test where the children pretend to chew for 1
minute without gum in their mouth. ü
It hurts your lungs and can damages them permanently. It can cause
lung disease and even lung cancer. ü
(ii) Give ONE possible reason for this change.
1 mark
Total: /
Scientists discovered the link between smoking and lung disease
and this was shared with the public through health campaigns in
newspapers, on television and on cigarette packets.
ü
Year 6 Evolution and inheritance Quick Quiz Answers
Q1. Sea creature
(a) The picture shows the fossil of a pliosaur.
These animals lived in the sea a long time ago.
What material are fossils made of?
1 mark
(b) How did the fossil of the pliosaur form? Match each stage to order what happens.
Stage What happens
1st Soft parts decayed away.
2nd
Hard parts were turned into fossils
over many years.
3rd Hard parts were buried by many
layers of sand.
4th The pliosaur died and sank to the
sea bed.
1 mark
(c) Very few animals become fossils after they die.
Explain why very few animals become fossils after they die.
1 mark
Rock ü
Usually dead animals decompose quickly in contact with air. ü
Or Usually dead animals are eaten by other animals. ü
Huskies need to survive in a cold climate. They must be able to pull a heavy sledge for a
long time each day.
Which two features would a dog breeder look for when choosing huskies to breed from?
Choose from the list of features below and give the reason for each choice.
blue eyes fierce nature long tail
thick fur short legs strong muscles
- feature .........................................................................................................
1 mark
reason .........................................................................................................
1 mark
- feature .........................................................................................................
1 mark
reason .........................................................................................................
1 mark
(b) The drawings below show three dogs. They all look different.
Thick fur
ü
Thick fur will insulate the dog so that it stays warm in the
cold climate. ü
Strong muscles will enable the dog to pull a heavy
sledge for long hours each day. ü
Strong muscles ü
(i) Which word describes the differences between these dogs?
Tick the correct box.
adaptation reproduction
vaccination variation
1 mark
(ii) The drawing below shows a puppy. Dog C is the puppy's mother.
Why does the puppy look like his mother?
Tick the correct box.
Information passed from the mother in an egg.
Information passed from the mother in a sperm.
Information passed from the mother in milk.
Information passed from the mother in blood.
1 mark
Q3.
The drawings show
four different mammals.
ü
ü
