Ecology 2 test review

Which environmental concern is most associated with burning fossil fuels?

• global climate
• pollution of ocean waters
• ozone layer destruction
• decrease in levels of atmospheric carbon dioxide

The construction of a new coal-burning power plant would have the greatest impact on which environmental issue?

• depletion of the ozone
• production of acid rain
• release of radiation
• increase in deforestation

Why is nitrogen important to all living things?

• It is found in lipids.
• It is found in nucleic acids
• It is found in carbohydrates.
• It is found in all organic compounds

Why is nitrogen important to all living things?

• It is found in lipids.
• It is found in nucleic acids
• It is found in carbohydrates.
• It is found in all organic compounds

During transpiration, the stomata releases which molecule into the atmosphere?

• N2
• CO2
• PO2
• H2O

Which statement best represents the relationship between a producer and a consumer?

• A panda eats bamboo.
• A dog chews on a bone.
• A polar bear kills and eats a seal
• A snake catches a frog and swallows it whole.

A ship sank in the Atlantic Ocean, near Cape Town in South Africa, and spilled 1300 tons of oil. What impact would this spill most likely have on the ocean ecosystem?

• Ocean plants would benefit by obtaining nutrients from the oil.
• Predators would have more food due to many animals being killed by the oil.
• Sea birds would be harmed by oil on their feathers
• Bottom-dwelling shellfish would not be affected

Which human activity promotes bioaccumulation?

• deforestation
• spraying pesticides
• burning fossil fuels
• habitat destruction

Which has the greatest impact on the rate of photosynthesis?

• the amount of oxygen present
• the rate of aerobic respiration
• the rate of anaerobic respiration
• the amount of carbon dioxide present

Which best describes the role of photosynthesis in the carbon cycle?

• to aid in the production of carbon dioxide
• to break down food into carbon and oxygen atoms
• to release compounds containing carbon into the atmosphere
• to create food by combining carbon, oxygen, and hydrogen atoms