Science Review

What are three types of non-living components of an environment? 

• temperature, soil type, and rainfall
• oxygen, water, and life
• food, shelter, and protection
• carnivores, herbivore, and omnivore

How do animals help with seed dispersal? 

• They take the seeds and plant them in the soil
• The animals carry the seeds in their fur or feathers and drop them in new areas
• They eat the fruit of the plant 
• They take the seeds and eat it 

How do Cacti survive in the desert? 

• They hold water in their roots
• They hold water in their needles
• They hold water in the broad, fleshy blades
• They hold water in their stomaches 

What is competition?

• When 2 or more organisms fight each other 
• When demand for resources is between 2 or more organisms
• When the demand for food is not important
• When the demand for food is shared between 2 or more organisms 

What is a consumer?

• An animal
• An organism that eats another organism
• A organism
• A animal that eats another animal 

What is a herbivore?

• Organism that eats herbs
• Organism that eats bugs
• Organisms that eats plants
• Organisms that eats other organisms 

Which is an example of a carnivore?

• A pig
• A cow
• A worm
• A wolf

In a food web, the arrow shows what?

• energy
• life
• food
• health

A scavenger is a .....

•  consumers that only eat plants
• consumers that only eat meat
• consumers that eat dead organisms
• consumers that make their own food

What is a decomposer?

• A deceased organism
• breaks down dead organisms
• breaks down other organisms
• breaks down non-living things