Scince Quiz

All the organisms of the same species that live in the same place at the same time make-up a...

• community
• eco-system
• population
• settlement

Carbon Dioxide is released back to the environment through this process...

• Decomposition
• Nitrogen Fixation
• Photosynthesis

Oxygen is released back to the environment as a waste product of which process?

• Respiration
• Nitrogen Fixation
• Photosynthesis
• Decomposition

________________ is the changing of nitrogen gas from the air into nitrogen compounds plants can use.

• Nitrogen Cycle
• Nitrogen Fixation
• Photosynthesis
• Respiration

A biome is a large region characterized as having a distinct climate and specific types of plant and animal life.
True or False? Can biomes exist both in the ocean and on land?

• TRUE
• FALSE

A polar bear lives best in..

• Tundra
• Coniferous Forest
• Deciduous Forest

A hawk lives best in...

• Tundra
• Coniferous Forest
• Taiga
• Deciduous Forest

Which of the following is NOT a limiting factor?

• Air
• Water
• Food
• Light

A relationship between two species in which both species benefit is called:

• Commensalism
• Mutualism
• Parasitism

The energy of a pond eco-system starts with:

• Algae
• Sun
• Bacteria
• Pondweed