1. Year seven test 5 units 3.1 – 3.3 microscope included

2. 1- What is a habitat? a- A place where an organism lives b- It is everything surrounding us c- Any significant body of water, including seas and rivers. d- It is made of herbivores and producers

3. 2- What do we call the special features that help an organism survive in a particular environment ? a- a producer b- an ecosystem c- an adaptation d- a consumer

4. 3- A consumer that feeds on dead things and droppings is called _______ a- a producer b- a food chain c- a decomposer d- an omnivore

5. 4- Which adaptation is particularly helpful in helping fish live in the water? a- A tail that helps the fish move forward b- Fish that help the fish stay balanced c- Gills that absorb dissolved Oxygen from the water d- all of the above

6. 5- The different adaptations of a fennec fox help it to
5- The different adaptations of a fennec fox help it to ... a- live in arctic conditions b- live in the African savannah c- live in hot deserts d- live in Spain

7. 6- Which adaptation helps the cactus plant to find water deep under ground? a- its long leaves b- its spines c- its thick stem d- none of the above

8. 7- Which of the following animals is adapted to live in extremely cold conditions? a- Mammoths b- Grizzly bears c- Eagles d- all of the above

9. 8- What is a food chain? a- A diagram showing different herbivores in the environment b- A diagram showing producers and consumers c- A diagram showing the transfer of energy from one organism to another d- It is about food and to show what different animals eat

10. 9- What do the arrows in a food chain show
9- What do the arrows in a food chain show? a- It shows the decomposition of different organic material b- The direction of energy flow in the food chain c- It shows which organism eats which organism d- none of the above

11. 10- Which arrow fits in the boxes of this food chain
10- Which arrow fits in the boxes of this food chain? a-  b- ← c- ↑ d- ↔

12. 11- Where do all organisms in the food chain get their energy from
11- Where do all organisms in the food chain get their energy from? a- The air b- The sun c- The producer d- Chlorophyll

13. 12- Which of the following is a consumer
12- Which of the following is a consumer? a- Ants b- Palm trees c- grass d- Algae

14. 13- In the following food chain, which is the primary consumer
13- In the following food chain, which is the primary consumer? a- The Sun b- the grass c- The grasshopper d- The owl

15. 14- Where do humans fit in the food chain
14- Where do humans fit in the food chain? a- producers b- consumers c- decomposers d- none of the above

16. 15- The secondary consumer is one that
15- The secondary consumer is one that ...? a- consumes plants b- consumes meat c- produces food d- only eats dead animals and plants

17. 16- Which of the following is a harmful side effect of farming
16- Which of the following is a harmful side effect of farming? a- It provides a habitat for harmful animals b- It provides food for a lot of consumers c- It provides food for humans d- a lot of animals will have no place to live

18. 17- What did humans many thousands of years ago to get food
17- What did humans many thousands of years ago to get food? a- They farmed land b- they relied on nutrients from the soil c- They hunted and gathered their food d- none of the above

19. 18- What is the function of the mirror on the microscope
18- What is the function of the mirror on the microscope? a- To make stabilise the microscope so it does not move while you are viewing the slide b- So concentrate the light in order to see the slide better c- To reflect the light away from the slide d- All of the above

20. 19- What part of the microscope is shown here
19- What part of the microscope is shown here? a- The eye piece b- The stage c- The objectives d- The fine focus

21. 20- What is the total magnification of the microscope if the eyepiece (ocular) is 10x and the objective lens used is 100x ? a- 10x b- 100x c- 110x d x