| Category 1 | ||
| #1 | Supports plants as well as transports food, water and minerals | Stem |
| #2 | Plant organ that contains chlorophyll and where photosynthesis takes place | Leaf |
| #3 | Reproductive structure in some seed plants | Flower |
| #4 | Holds plants in place as well as absorbs water and minerals | Roots |
| #5 | To cause to sprout or grow | Germinate |
| Category 2 | ||
| #1 | Substance made of tiny rocks and once living things | Soil |
| #2 | The process in green plants and certain other organisms by which carbohydrates are synthesized from carbon dioxide and water using light as the energy source | Photosynthesis |
| #3 | To soak up like a sponge | Absorb |
| #4 | All the living and non-living things that surround an organism | Environment |
| #5 | All living things | Organism |
| Category 3 | ||
| #1 | A substance usually found in a mineral needed for the healthy growth of living things | Nutrient |
| #2 | An organism that changes the sun's energy into food for consumers, for example a plant | Producer |
| #3 | Organism that gets its energy from waste of living organism and dead or decaying organisms | Decomposer |
| #4 | An ongoing process in nature that recycles fresh water. Evaporation, condensation, precipitation and accumulation. | Water Cycle |
| #5 | A star in the center of our solar system. It gives Earth heat and light. | Sun |
| Category 4 | ||
| #1 | The Earth's closest neighbor in space | Moon |
| #2 | An enormous glowing ball of gas found in our skies | Star |
| #3 | A set of planets, moons, comets and asteroids that are held together by the gravity of a star | Solar System |
| #4 | Second half of the lunar cycle in which the moon appears to get smaller | Waning |
| #5 | Phase of the moon when all of the lighted half of the moon faces Earth | Full Moon |
| Category 5 | ||
| #1 | To lean | Tilt |
| #2 | The spin of something on its axis. It takes Earth 24 hours to make one rotation. Causes day and night. | Rotation |
| #3 | The movement of an object around another object. It takes one year for the Earth to make a revolution around the sun. Causes changes in the season. | Revolution |
| #4 | Large bodies that revolve around the sun. | Planets |
| #5 | An imaginary line drawn through the center and both poles of a planet | Axis |
| Final Question | |
| First part of the lunar cycle in which the moon appears to get larger | Waxing |