Plants
Human Body
Tropical Ecosystems
Soil
Rocks & Minerals
100
Leaves
What are the parts of a plant that help it make food?
100
Mouth
What is the part of the body where digestion begins?
100
Canopy
What is a roof of tall trees?
100
topsoil
What is the top layer of soil?
100
mineral
What is a solid material with particles arranged in a repeating pattern?
200
Roots
What are the parts of a plant that take in water and nutrients?
200
Stomach
What is bag of smooth muscles that squeezes the food and mixes it with digestive juices?
200
Equator
What is the name of the latitude line along which tropical rain forests are located?
200
humus
What is the rotting plant and animal material found in soil?
200
rock
What is a material made up of one or more minerals?
300
Vascular
What is a plant that has tubes?
300
Spinal cord
What is tube of nerves that runs through the backbone?
300
diversity
What is variety of plants and animals?
300
Bedrock
What is the mostly solid rock found under the soil?
300
Igneous
What is a rock formed when melted rock hardens?
400
Photosynthesis
What is the process in which a plant makes its own food?
400
Brain
What is the control center of the nervous system?
400
Coral reef
What is a collection of rocky skeleton of many tiny animals called corals?
400
weathering
What is the process that breaks up rocks?
400
sedimentary
What is a kind of rock made up of layers of sediments?
500
Transpiration
What is the process of giving off of water by a plant?
500
Biceps
What is the muscle group on the front of the arm?
500
Salinity
What is the amount of salt in a liquid?
500
erosion
What is the process by which wind and moving water carry away bits of rock?
500
Metamorphic
What are rocks formed through high heat and pressure?
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