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Science

Last updated over 5 years ago
44 questions
Note from the author:
DPS
2019/2020 session 3rd Term Assessment
ANSWER ALL QUESTIONS
Identify the component each symbol represents.
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Identify the component this symbol represent

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Identify the component this symbol represent

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Identify the component this symbol represent

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Identify the component this symbol represent

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Identify the component this symbol represent

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Identify the component this symbol represent

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Identify the component this symbol represent

Look at the food chain above then answer the questions below.
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What does the arrow mean in a food chain?

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Name the producer in the food chain

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Name the third trophic level in the food chain.

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Name the tertiary consumer in the food chain.

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What is the ultimate source of energy that drives the food chain?

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Use the food chain above to help you fill in the arrows on this food web in the textbox below.

Use the food web above to help you answer the questions below.
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Name the producer in this food web.

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Name a consumer in this food web.

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What eats rabbits?

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What does a fox eat?

Look at the food web above, then answer the questions below.
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Name two producers in the food web.

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Name three consumers in the food web.

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Write a food chain from this food web with six trophic levels.

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Name the animals that the small fish eats.

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Name the animals that eat the small fish.

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Explain what could happen to the community if all the frogs suddenly died.

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How are food webs different to food chains? Explain why food webs are more useful.

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Make a list of five predators and what they eat.

Below is a list of materials.
To test these materials, wires from a circuit to different areas of the material are out together! If the material is a conductor, the light bulb will light. If the material does not light, it is an insulator.
Write down what each material is in the boxes by the side or below.
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Conductor or Insulator?

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Conductor or Insulator?

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Conductor or Insulator?

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Conductor or Insulator?

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Conductor or Insulator?

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Conductor or Insulator?

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Conductor or Insulator?

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Conductor or Insulator?

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Conductor or Insulator?

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Why do the electrical insulators keep the light bulb from lighting?

Use the text boxs below to list five predators and what they eat
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1. Predator and what it eat

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2. Predator and what it eat

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3. Predator and what it eat

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4. Predator and what it eat

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5. Predator and what it eat

Rubber and plastic can both be used as insulating materials. Use the textboxes below to compare the advantages and disadvantages of the two materials and suggest when you would choose rubber over plastic as an insulator.
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Advantages and disadvantages

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Advantages and disadvantages

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What is the terminal of a circuit and how does electricity flow in these terminals?

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State five positive and negative impacts each of human on the environment.