Challenges

Normally, before you can get a job, you have to attend a(n) ………………. If you do well in that, they offer you the position.

• appointment

• arrangement

• interview

• meeting

Calculate angle a?

• 53

• 40

• 93

• 146

Which of the following is an example of an ecosystem?

• an oyster

• a school of fish

• fish and sharks

• the open ocean

At first, you have to … the application form.

• a. fill in

• b. try on

• c. come on

• d. get on

The diagram shows a small rectangular field.

If Linda runs from A to B to D to C to A, how far does she run?

• 120 m

• 140 m

• 150 m

• 160 m

Which of these is an example of a reaction that absorbs energy?

• a cake baking

• a candle burning

• a firework exploding

• a piece of wood smoldering

We are planning to … at 9 o’clock tomorrow.

a. set off

b. set on

c. set up

d. set in

• set off

• set on

• set up

• set in

Choose the equation of the lines that are parallel to the line y = 4x + 2.

• y = 2x + 4             

• y = 4x − 7

• y = 10 − 4x

• y = 2x - 4

Which of these is an example of a biotic factor

that could limit a community in an ecosystem?

• A drought occurs for several months.

• New predators move into the ecosystem.

• A hurricane passes through an ecosystem.

• Living space is lost due to human activities.

What does this mean?

• A microwave and TV for sale.

• The microwave was recently advertised on TV.

• The microwave can be exchanged for a TV.