Ecosystems and Their Components

What is the primary difference between a biome and an ecosystem?

• Biomes cover larger areas with similar climates.

• Biomes are defined by specific animal species.

• Biomes are only found in aquatic environments.

• Biomes are smaller than ecosystems.

Which of the following is an example of a biotic factor?

• Trees

• Temperature

• Rainfall

• Soil nutrients

What is a key abiotic challenge for organisms living in the desert?

• Excessive rainfall

• High humidity

• Abundant vegetation

• Limited water availability

Which adaptation is common among desert plants?

• Bright flowers

• Thin bark

• Deep roots

• Broad leaves

What is a significant abiotic factor in rainforests?

• Abundant rainfall

• High temperatures

• Frequent fires

• Strong winds

Why do rainforest plants face intense competition?

• Nutrient-rich soil

• Scarce water

• Limited sunlight

• Abundant predators

What is the most obvious abiotic factor in ocean ecosystems?

• Freshwater

• Saltwater

• High temperatures

• Dense vegetation

How do fish in the ocean adapt to their environment?

• By having gills

• By developing lungs

• By living on land

• By avoiding saltwater

What connects different ecosystems around the world?

• Plant growth

• Human activity

• Weather patterns

• Animal migration

Why is it important to protect ecosystems globally?

• They are only important locally.

• They have no impact on each other.

• They are interconnected and affect each other.

• They are all isolated.