What are cells often called because they make up all living things?

• Building blocks of life

• Tiny bricks

• Miniature organs

• Life's puzzle pieces

What is the first important thing to remember about cells?

• All living things are made of one or more cells.

• Cells are always round.

• Only animals have cells.

• Cells are visible without a microscope.

What does it mean if an organism is unicellular?

• It is made up of many cells.

• It is a single-celled organism.

• It has no cells at all.

• It can change its cell count.

What is the basic unit of life?

• Organs

• Tissues

• Cells

• Molecules

How do new cells come into existence?

• They appear randomly.

• They are created from non-living matter.

• They come from existing cells through division.

• They are formed by combining different molecules.

What is the name for the tiny ball of cells that forms after a single cell divides many times?

• Embryo

• Blastocyst

• Fetus

• Zygote

What tool is needed to see most cells because they are so tiny?

• Telescope

• Magnifying glass

• Microscope

• Binoculars

Which part of the cell acts like the 'brain' and controls the cell?

• Cytoplasm

• Nucleus

• Cell membrane

• Mitochondrion

Which part of a plant cell helps it keep its shape and protects it?

• Cell membrane

• Nucleus

• Cell wall

• Cytoplasm

What special part of a plant cell helps it make its own food using sunlight?

• Mitochondria

• Chloroplasts

• Ribosomes

• Vacuoles