CELLS: What is lIfe

All living things are made of cells

• true

• false

1. All living things are made up of:

• bones

• cells

• metal

• water

1. What do all living organisms need to survive and grow?

• electricity

• energy from food or the sun

• staying completely still

• power

1. Which shows an organism can reproduce?

• 1. It can create offspring similar but not identical to itself

• 1. It never gets any bigger

• 1. It is made of metal

• 1. It falls apart over time

1. As living things develop, they:

• 1. Stay exactly the same size

• 1. Get smaller over time

• 1. Start out large then shrink

• 1. Grow and become more mature

1. Living things can detect and respond to things like:

• 1. Temperature and light

• 1. Being underwater

• 1. Having no energy

• 1. Being alone

1. Which is a requirement for being alive?

• 1. Being able to move

• 1. Having bones

• 1. Responding to the environment

• 1. Being green in color

1. Fire is not considered alive because:

• 1. It does not have cells

• 1. It cannot reproduce itself

• 1. It does not need energy

• 1. Both a and b

1. Which shows that a plant is alive?

• 1. It has flowers

• 1. It gets taller over time

• 1. It makes seeds to reproduce

• 1. Both b and c

1. Which is NOT a requirement for something to be considered alive?

• 1. It is made of cells

• 1. It can reproduce

• 1. It is made of plastic

• 1. It requires energy