A3 Study Questions

What is a biome?

• A small community of plants and animals in a specific location

• A large area with distinct climate, flora, and fauna

• A type of species found only in tropical rainforests

• A single ecosystem that exists on all continents

Which of the following is NOT a major biome?

• Taiga

• Coral reef

• Grassland

• Desert

How does climate change affect the tundra biome?

• Increases biodiversity in the area

• Leads to melting permafrost, affecting soil stability

• Decreases precipitation, making the area drier

• Increases tree cover and reduces open spaces

What is the main factor that classifies biomes?

• The continent they are found on

• The type of human population present

• Climate, vegetation, and organism adaptations

• The amount of oxygen available

Which of the following statements about food webs is true?

• Food webs show a single linear flow of energy in an ecosystem

• They only include herbivores and carnivores

• They illustrate multiple interconnected food chains

• They only exist in marine ecosystems

A keystone species is one that:

• Has the largest population in an ecosystem

• Plays a critical role in maintaining ecosystem balance

• Is always a predator

• Can easily be replaced by other species

How does climate change affect global precipitation patterns?

• It causes uniform increases in rainfall worldwide

• It results in more extreme weather events, including droughts and floods

• It has no impact on precipitation

• It only affects coastal areas

What type of graph is commonly used to represent climate data?

• Pie chart

• Histogram

• Line graph

• Scatter plot

How do different environments function as systems?

• They consist of independent organisms that do not interact

• They rely only on abiotic components to function

• They involve interactions between biotic and abiotic components to maintain balance

• They do not change over time

Which human activity has contributed significantly to habitat destruction?

• Increased use of renewable energy

• Urbanization and deforestation

• Conservation efforts

• Planting trees in urban areas