The source of energy for photosynthesis to take place.
What is the sun?
100
The base or bottom of all food chains or food webs.
What are producers?
100
The type of symbiotic relationship where both organisms benefit.
What is mutualism?
100
This natural disaster destroys habitats by covering the entire area with water.
What is flooding?
200
Allows needed things to enter the cell and kicks wastes out of the cell.
What is the cell membrane?
200
The place where producers get their water to go through photosynthesis.
What is the soil?
200
The name of any organism that can not produce its own food.
What are consumers?
200
The type of symbiotic relationship where one organism benefits but the other is unaffected.
What is commensalism?
200
A blizzard is a dangerous winter storm that drops many inches of snow on an ecosystem. If an animal isn't adapted to live in weather like this, it will ___________.
What is die?
300
Break down food for energy
What is the mitochondria?
300
The gas that is taken out of the atmosphere and used in the process of photosynthesis.
What is carbon dioxide?
300
The organisms that break down dead or decaying plant and animals.
What are decomposers?
300
The type of symbiotic relationship where one organism benefits and the other is harmed.
What is parasitism.
300
Humans destroy many ecosystems both on land and water by using these poisonous substances.
What are pesticides?
400
Exists between the cell membrane and the nucleus and holds all the other organelles in place.
What is the cytoplasm?
400
The name of the substance created during photosynthesis that gives plants their energy.
What is glucose?
400
The name of the consumer that feeds on the tissue of recently dead organisms.
What are scavengers?
400
As a hippopotamus feeds on grass, a small bird feeds on parasites that live on the hippo. Name the two organisms that have a mutualistic relationship.
What are the hippo and bird?
400
Humans pollute the air by using automobiles and by building industries. When this pollution mixes with the precipitation and falls back to the surface it harms many organisms. This is called ___________.
What is acid rain?
500
The two parts that a plant cell has that an animal cell does not have.
What are the cell wall and the chloroplasts?
500
The name of the gas that is released back into the atmosphere after photosynthesis.
What is oxygen?
500
The arrows in a food chain/web shows the flow of this through an ecosystem.
What is energy?
500
A bird builds a nest in a tree. They have this kind of symbiotic relationship.
What is commensalism?
500
As human population grows, they have to build new homes, stores, and industries, destroying organisms' habitats. This clearing off of acres of trees is called ______________.