Exploring Life's Organization and Evolution

What is the largest level of biological organization?

• Ecosystem

• Biosphere

• Community

• Population

Which of the following best describes how life evolves over time?

• Through random changes that do not affect survival

• Through natural selection and adaptation

• Through sudden, large-scale mutations

• Through the influence of abiotic factors only

Which level of biological organization comes directly after 'organism' in the hierarchy?

• Organ system

• Population

• Community

• Ecosystem

What is the primary role of ecosystems and biomes in maintaining biodiversity?

• They provide a uniform environment for all species.

• They create isolated habitats for species.

• They offer a variety of habitats and resources.

• They limit the number of species that can coexist.

Which of the following is the correct order of biological organization from smallest to largest?

• Cell, Tissue, Organ, Organ System, Organism

• Organism, Organ System, Organ, Tissue, Cell

• Tissue, Cell, Organ, Organ System, Organism

• Organ, Cell, Tissue, Organ System, Organism

What is a biome?

• A single species living in a specific area

• A large community of plants and animals that occupies a distinct region

• A group of ecosystems that share similar climates and organisms

• A specific physical location where an organism lives

Which of the following is an example of an adaptation?

• A bird learning to sing a new song

• A plant developing thorns to deter herbivores

• A fish swimming faster to catch prey

• A mammal migrating to a new area

What is the smallest unit of life that can perform all life processes?

• Atom

• Molecule

• Cell

• Tissue

How do ecosystems contribute to the evolution of species?

• By providing a constant environment

• By creating challenges that drive natural selection

• By isolating species from one another

• By reducing competition among species

Which of the following statements is true about the relationship between organisms and their environment?

• Organisms do not affect their environment.

• The environment only affects organisms during extreme conditions.

• Organisms and their environment are interdependent.

• The environment is more important than the organisms living in it.