Ecology # 2 Review

The process of plants losing water through their leaves is called ____.

• condensation
• evaporation
• transpiration
• exhaling

Why do living things need nitrogen?

• To get energy

• To make amino acids

• To make proteins

• To make proteins AND amino acids

What is the only process that removes carbon from the atmosphere?

• combustion
• cellular respiration
• photosynthesis
• decomposition

What converts nitrogen into a useable form for plants and animals?

• bacteria
• fungi
• rain

Which nutrient is not cycled through the atmosphere?

• carbon
• nitrogen
• phosphorous
• water

What cycle are fossil fuels part of ?

• carbon

• oxygen

• nitrogen

• phosphorus

What is the largest reservoir for water?

• the ocean

• rocks and minerals

• the atmosphere

• glaciers

Natural disasters such as flooding and tornadoes are linked to ________________.

• primary
• secondary
• old field
• ecosystem

How do lichens contribute to primary succession?

• Lichens decompose organic matter from animals and plants
• Lichens begin to break down rock to form soil
• Lichens are nitrogen fixing bacteria
• Lichens convert carbohydrates into fossil fuels.

After a forest fire, an ecosystem would start regrowth through -

• primary succession
• secondary succession
• climax community
• limiting factors