Ecosystem Interactions and Factors

What is your first name, last name and class period?

Which of the following is an abiotic factor?

• Plants

• Animals

• Water

• Insects

What do most animals eat according to the text?

• Rocks and minerals

• Fruits and plant parts

• Metal and plastic

• Sand and soil

What do plants need in addition to water and air?

• Soil and sunlight

• Rocks and minerals

• Metal and plastic

• Sand and soil

What is the relationship between biotic and abiotic factors?

• They are unrelated

• They both affect populations

• Only biotic factors affect populations

• Only abiotic factors affect populations

What is the significance of competition among organisms?

• It leads to extinction

• It is necessary for survival

• It is always harmful

• It is unnecessary

What do male peacocks use to compete for mates?

• Bright feathers

• Loud calls

• Fast running

• Large size

What do organisms compete for within a population?

• Abiotic factors only

• Biotic factors only

• Both abiotic and biotic factors

• Neither abiotic nor biotic factors

What is the primary focus of competition between organisms?

• Cooperation

• Resource acquisition

• Migration

• Communication

What is the impact of limited resources on organisms?

• It leads to cooperation

• It leads to competition

• It leads to migration

• It leads to extinction