Science final exam 3 grade 7

Substances move in and out of cells by

• diffusion

• cilia

• blood

• pollination

Matter is made up of

• anything that takes up space

• moving huge particles

• moving particles too small to see

• volume and space

diffusion takes place in

• solids

• liquids

• gases

Diffusion is

• net movement of particles from high to low concentration

• net movement of particles from low to high concentration

• movement of huge organisms

• pollination,blood,digestive system

pollinators rely on_ to find flowers by scent

Cells can't use energy from food directly

• True

• False

Aerobic respiration is the process of breaking down glucose without using oxygen

• True

• False

Waste product of aerobic respiration=

• Glucose

• Energy

• Water

• Carbon dioxide

Aerobic respiration takes place in

• Mitochondria

• Nucleus

• Chloroplast

• Cell membrane

Anaerobic means