Quiz 1 (Ecology)

The basic unit of biological classification is known as

• species
• family
• genus
• ecology

What comprises of all the populations in a given area together with the nonliving components?

• Habitat
• Biome
• Community
• Ecosystem

What are the two major processes that occur within ecosystems?

• Water cycle and photosynthesis
• Soil formation and plant growth
• Predation and competition
• Energy flow and nutrient cycling

What is the part of the Earth that supports all life?

• Biosphere
• Hydrosphere
• Lithosphere
• Atmosphere

What are the two main gases that make up the majority of the Earth's atmosphere?

• Carbon Dioxide and Methane
• Nitrogen and Oxygen
• Hydrogen and Helium
• Argon and Neon

What are the three layers that the Earth is divided into?

• Crust, Mantle, Core
• Core, Mantle, Lithosphere
• Crust, Atmosphere, Mantle
• Lithosphere, Atmosphere, Hydrosphere

What three processes are responsible for transferring energy between the Earth's surface and the atmosphere?

• Conduction, convection, and radiation
• Absorption, reflection, and diffusion
• Evaporation, precipitation, and condensation
• Sublimation, filtration, and deposition

What is the niche of an organism?

• The niche of an organism is its role and position in its environment.
• The niche of an organism is its physical appearance.
• The niche of an organism is its genetic makeup.
• The niche of an organism is its food source.

What is the difference between a fundamental and a realized niche?

• The fundamental niche is the potential role of a species in an ecosystem, whereas the realized niche is the actual role it plays.
• The fundamental niche refers to the habitat a species occupies, whereas the realized niche is its food source.
• The fundamental niche is the actual role of a species, while the realized niche is its potential role.
• The fundamental niche is determined by competition, while the realized niche is unaffected by environmental factors.

What is a biome?

• A biome is a small garden with various plants.
• A biome is a type of animal species.
• A biome is a large ecological area characterized by specific climate, plants, and animals.
• A biome is a weather pattern that occurs in a region.