Ecology and Biology Quiz

A group of white tail deer living around Walton county would be considered a(n)

• abiotic factor

• community

• population

• ecosystem

Fish, their predators, and the water, sunlight, and plants that they rely on would be considered a(n)

• abiotic factor

• community

• population

• ecosystem

Biologists use dichotomous keys to

• estimate the degree of difference between organisms

• evaluate the importance of characters

• classify and name organisms

• analyze evolutionary relationships subjectively

If an organism divides and produces an exact copy of itself, the organism

• has reproduced sexually

• has reproduced asexually

• must have a virus and be infecting its own cells

• has reproduced through the process of meiosis

Identify the correct sequence from least inclusive (aka most specific) to most inclusive (aka most general).

• Kingdom, phylum, class, order, family, genus, species

• Species, genus, family, order, class, phylum, kingdom

• Kingdom, class, genus, species, order, phylum, family

• Kingdom, order, class, phylum, genus, family, species

Organisms, such as plants or phytoplankton that carry out photosynthesis, would cause a decrease of which gas in the atmosphere?

• Carbon Dioxide

• Water

• Oxygen

• Ozone

Which of the following is NOT something that decomposers can break down in the carbon cycle?

• The bodies of dead plants and animals

• Carbon Dioxide found in the air

• Scraps of discarded food

• Waste products like urine or feces

Humans increase carbon dioxide (CO2) in the atmosphere, and contribute to the carbon cycle by

• Planting trees

• using more solar power electricity

• conserving energy with alternative energies

• combustion from driving cars

When deforestation occurs in an area, what immediate effect does this have on the water cycle?

• More photosynthesis occurs, and CO2 begins decreasing

• There is less runoff water but more transpiration

• More water is returned to the atmosphere by transpiration

• Less is returned to the air by transpiration

Bacteria are involved in many steps of the biogeochemical cycle. Which of the following steps is bacteria NOT involved?

• Nitrogen Fixation

• Nitrification

• Transpiration

• Decomposition