Ecosystem Biogeochemical Cycles and Impacts Quiz

Play an AI-generated podcast conversation about this lesson

Which of the following factors may disturb biogeochemical cycles?

Natural disasters and human activities (correct)

Weather and climate change

Geological processes and cosmic radiation

Volcanic eruptions and continental drift

What best describes bioaccumulation in an ecosystem?

The rapid breakdown of pollutants by microorganisms

The accumulation of toxic substances in the tissues of organisms (correct)

The release of stored nutrients during decomposition

The recycling of organic matter by detritivores

What are the primary elements cycled through an ecosystem?

Carbon, nitrogen, and oxygen (correct)

Hydrogen, phosphorus, and sulfur

Calcium, potassium, and magnesium

Iron, copper, and zinc

What does the carrying capacity of an ecosystem represent?

The maximum population size that can be sustained by the environment Signup and view all the answers

What is the potential impact of bioaccumulation on consumers in an ecosystem?

Weakened immune system and reproductive issues Signup and view all the answers

How do density-independent factors influence population dynamics in an ecosystem?

By impacting the population regardless of its size Signup and view all the answers

Explain the potential consequences of introducing new species to an ecosystem.

Disruption of food webs and loss of native species Signup and view all the answers

What factors contribute to the biodiversity within a local or regional ecosystem?

Interactions among different species and genetic diversity Signup and view all the answers

What do human activities primarily affect in an ecosystem, leading to a proposal for enhancing sustainability?

Biogeochemical cycling and biodiversity Signup and view all the answers

How does bioaccumulation affect the sustainability of an ecosystem?

It poses risks to the long-term health of organisms in the ecosystem Signup and view all the answers

What factors may disturb biogeochemical cycles in an ecosystem?

Natural events and human activities Signup and view all the answers

What is the primary purpose of balancing chemical equations?

To ensure the mass of reactants equals the mass of products Signup and view all the answers

In what type of chemical reaction does a single element displace another element from a compound?

Single displacement Signup and view all the answers

What characteristic property is used to classify acids and bases?

pH Signup and view all the answers

What occurs when acids and bases interact to form a salt and water in the process of neutralization?

The reaction is exothermic Signup and view all the answers

Which technology is used to reduce emissions of potential air pollutants from automobiles?

Regulation of vehicle emissions Signup and view all the answers

What is the recognition that mass is conserved in chemical reactions called?

Law of Conservation of Mass Signup and view all the answers

Which principle of acid-base chemistry is extended to large-scale environmental interactions?

Acid-Base Neutralization Signup and view all the answers

How are formulas and names of binary ionic compounds written?

Following IUPAC guidelines Signup and view all the answers

What do students become familiar with in the cluster related to chemical reactions?

Formulas and naming of binary compounds Signup and view all the answers

How do elements combine to form compounds according to the periodic table?

In specific ratios based on valence Signup and view all the answers