1. Science - Year 3/4B Summer 1 Quiz Answers PowerPoint
Animals including humans
The Circle of Life
Session 6
Quiz Answers PowerPoint
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2. Answers to Quiz on The Circle of Life

3. A B C D 1. All living things need food to survive. Food is essential …
There are 4 true endings to the sentence and 1 false ending. Choose the statement that is false. A
to give us energy. B
so we can grow. C
to taste nice. D
to keep us healthy.

4. 2. When animals eat, their bodies need to break down the food so it can be used. This process is called … A
Photosynthesis B
Digestion C
Hydration D
Respiration

5. 3. There are lots of different inside you that help to break down food and absorb the nutrients from it. Together they are called the Digestive System
Choose the word that best fits in the gap D A
Items
Organs C B
Parts
Systems

6. 4 Digestion begins in your mouth
4 Digestion begins in your mouth. Your teeth break up the food into small pieces and your mouth adds juice called … A B C D
Acid
Saliva
Bile
Juice

7. 5. In your mouth there are 4 different types of teeth
5. In your mouth there are 4 different types of teeth. Which one of these is not a type of tooth? A E
Incisor B D
Premolar
Canine C
Molar
Postcanine

8. 6. Which 2 types of teeth are for crushing and grinding food into small pieces?B C D
Incisors and canines
Molars and premolars
Molars and incisors
Canines and premolars

9. 7. The biting teeth at the front of the mouth are called …
Canines C
Premolars B
Molars C
Incisors

10. 8. Dogs have much longer canine teeth than humans
8. Dogs have much longer canine teeth than humans. These pointy teeth are for … B
Gripping and tearing tough food like meat A
Chopping off pieces of food C
Crushing food into small pieces

11. A B C The oesophagus The small intestine The bile duct
9. Once food has been chewed into small pieces and mixed with saliva, it is swallowed. The food travels down a tube called … A B C
The oesophagus
The small intestine
The bile duct

12. 10. Next the food enters the stomach where it is churned up with powerful digestive juices that get to work on breaking down food even further. Stomach juices are called … A
Mucous B
Bile C
Saliva D
Gastric Acid

13. A Small intestine B Large intestine C Liver D Colon
11. After a few hours the contents of the stomach move into a long wiggling tube where nutrients are absorbed into the body. This tube is called the … A
Small intestine B
Large intestine C
Liver D
Colon

14. 12. What is left after the nutrients have been absorbed then moves into the large intestine – a shorter wider tube where …
Large Intestine B
Water and salts are absorbed by the body A
More gastric juices are added C
The body fights infection

15. A Rectum B Gall Bladder C Pancreas
13. All that is left behind is waste which the body needs to get rid of. This is collected in the last part of the large intestine called the … A
Rectum B
Gall Bladder C
Pancreas

16. A B C Poo Urine Faeces D Droppings
14. The muscles in the rectum form the undigested waste into stools. The scientific name for these is … A B C
Poo
Urine
Faeces D
Droppings

17. 15. This is the skull from a creature that ate only plants
15. This is the skull from a creature that ate only plants. Plant eaters are called … A
Herbivores C
Omnivores B
Carnivores

18. 16. Which teeth are missing from the mouth of a herbivore because they are not needed?
Molars A
Incisors B
Canines C
premolars

19. 17. These animals are meat eaters
17. These animals are meat eaters. The scientific name for a meat eater is a … A
Herbivore B
Omnivore C
Carnivore

20. 18. Many animals are omnivores. Which of these foods would they eat?
All except the mouse D
Only the plants B
All except the plants C
All of them

21. 19. Here is a food chain. Which is the producer?
The lettuce D
The fox B
The slug C
The hedgehog

22. 20. Who is the top predator? A D B C The lettuce The fox The slug
The hedgehog

23. 21. Who is the primary consumer?
The lettuce D
The fox B
The slug C
The hedgehog

24. The direction the energy is moving
22. The arrows show … D
Who the consumers are C
The direction the energy is moving A
Who is a predator B
Who is prey

25. ? A C D B Predators Consumers Producers Decomposers
23. There is an important group of living things that are vital in returning all the nutrients back to the soil so that healthy plants can begin to grow again – this group close up the Circle of Life. They are called … ? A
Predators C
Consumers D
Producers B
Decomposers