Grade 7

If an organism is multi cellular, that means...

• It has more than one cell

• It has just one cell

The three main types of cells are...

• Plant, Whale, Grass

• Plant, Animal, Bacteria

• Human, Dirt, Mountains

• Ocean, Sky, Desert

A light microscope...

• is very old

• uses light and has one or more lenses that enlarge an image

• has weird buttons

• takes a long time to warm up

What is the function of the cell wall?

• Allows plants and fungi to grow upward against the force of gravity

• Keeps energy

• Takes away sunlight

• Stores food

Which organelles are only found in plant cells?

• Cell wall and Chloroplasts

• Ribosomes and Golgi Bodies

• Endoplasmic Reticulum and Cell Wall

• Nucleus and Cell membrane

What is the function of chloroplasts?

• Eats large bugs

• Captures energy from the sun and uses it to produce food

• Stays happy

• Uses water to help plants grow

The drawing shows the frame of a house that is being built. Which body system performs the same role as the wood in the house?

• circulatory

• nervous

• respiratory

• skeletal

Which shows structural organization from the simplest to the most complex?

• organisms → organ systems → cells → tissues → organs

• cells → organs → organ systems → tissues → organisms

• organisms → tissues → organs → organ systems → cells

• cells → tissues → organs → organ systems → organisms

Which of these systems functions to protect and support vital organs?

• digestive

• skeletal

• nervous

• excretory

The table below shows the level of structural organization in some living organisms. At what level would a human heart be classified in the structural organization chart?

• 1

• 2

• 3

• 4