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Unit 3 Brain Dump

Total questions: 20

Worksheet time: 26mins

Name
Class
Date
1.

What is energy?

a)

A Force

b)

My Neighbor

c)

Ability to do work

d)

Being Lazy

2.

Which is NOT an example of kinetic energy?

a)

A moving car

b)

A running person

c)

A plate of food

d)

A roller coaster

3.

Traits in an organism that help it survive in its environment

a)

natural selection

b)

characteristics

c)

adaptations

d)

not here

4.

Living

a)

Biotic

b)

Abiotic

5.

Which organisms are at the bottom of the food chain

a)

Producers

b)

Consumers

6.

How much energy moves from level to level in a food pyramid

a)

40%

b)

15%

c)

100%

d)

10%

7.

CO2 + H2O ----- C6H12O6 + O2

a)

photosynthesis

b)

water

c)

radiant energy

d)

oil

8.

What do the arrows represent

a)

Arrows

b)

Food

c)

Energy flow

9.

Which organisms are primary consumers

a)

Grasshopper

b)

Mouse

c)

Rabbit

d)

Caterpillar

10.

The passing of traits to offspring

a)

natural selection

b)

selective breeding

c)

heredity

11.

survival of the fittest

a)

selective breeding

b)

natural selection

12.

What is this an example of?

a)

Natural selection

b)

a dog

c)

a poodle

d)

selective breeding

13.

tool used to identify organisms

a)

dichotomous keys

b)

measuring glass

c)

pencil

d)

magnifying glass

14.

producer

a)

berries

b)

fox

15.

One organism benefits one is harmed

a)

Paratism

b)

Pamatism

c)

Perepheral

16.

Where do food chains begin

a)

producers

b)

secondary consumers

c)

apex predators

17.

Who decides in Selective Breeding?

a)

Nature

b)

Humans

c)

Mr Rogers

d)

Poe the Teletubbie

18.

Who decides in Natural Selection?

a)

Man

b)

Nature

c)

Dipsy the Teletubbie

d)

The Sun

19.

Mutualism

a)

One benefits

b)

Both benefit

20.

When food supply increases what happens to the population?

a)

increases

b)

decreases

c)

stays the same

d)

dissapears