Biology Sem 1 wk 1

Front

What biome occurs in the United States and once contained huge herds of grazing herbivores?

Back

Grassland

Front

What zone supports the greatest variety of coral reef ecosystems?

Back

Photic zone

Front

Why do few animal species live in a fast-flowing river?

Back

Currents prevent accumulation of most organic matter.

Front

Which terrestrial biome has the greatest biodiversity?

Back

Rain forest

Front

What is a large geographic area with similar climax communities called?

Back

Biome

Front

Define 'biome'.

Back

A biome is a large geographic area characterized by specific climate conditions, flora, and fauna.

Front

What are the main characteristics of a grassland biome?

Back

Grasslands are characterized by open spaces with grasses as the dominant vegetation, moderate rainfall, and are often home to grazing animals.

Front

What is the difference between the photic and aphotic zones in aquatic ecosystems?

Back

The photic zone is the upper layer of water where sunlight penetrates, allowing photosynthesis, while the aphotic zone is deeper and lacks sufficient light for photosynthesis.

Front

What adaptations might animals have to survive in a rain forest biome?

Back

Animals in rain forests may have adaptations such as camouflage, climbing abilities, and specialized diets to thrive in the dense vegetation.

Front

Explain the significance of coral reefs in marine ecosystems.

Back

Coral reefs provide habitat for a diverse range of marine species, protect coastlines from erosion, and support fishing industries.