Characteristics of Life

The combination of all chemical reactions taking place within an organism is

• metabolism.

• homeostasis.

• stimuli.

• evolution.

_______ is the process of maintaining a constant internal environment (such as temperature).

• Metabolism

• Stimuli

• Homeostasis

• Evolution

What characteristic of life? On a hot day, humans sweat, dogs pant and pigs wallow in the mud to stay cool.

• Maintaining a constant internal environment

• Universal Genetic Code

• Growth and Development

• Evolution

Through the process of metamorphosis, a juvenile dragonfly transforms into a flying adult.

• Respond to Stimuli

• Maintain Homeostasis

• Grow and Develop

• Made of Cells

Over the course of many generations, bacteria become more and more resistant to antibiotics.

• Respond to Stimuli

• Maintain Homeostasis

• Growth and Development

• Evolve (as a group)

What type of reproduction leads to genetic diversity between parents and offspring?

• Asexual Reproduction

• Sexual Reproduction

Changes in temperature, the presence of a predator and the presence of food are examples of

• homeostasis.

• stimuli.

• evolution.

• metabolism.

__________ are able to make their own food using energy from the sun.

• Autotrophs

• Heterotrophs

What characteristic of life is the following statement an example of? A sea anemone detects a competitor and defends its territory.

• Maintaining homeostasis

• Respond to stimuli

• Reproduction

• Getting materials and energy

Which of the following is NOT a characteristic of all living things?

• Maintaining homeostasis

• Made up of one or more cells

• Cells contain a nucleus and organelles

• Evolve (as a group)