CHARACTERISTICS OF LIFE POWERPOINT NOTES KEY

What is biology?

• Biology is the study of life.

• Biology is the study of rocks.

• Biology is the study of stars.

• Biology is the study of machines.

What are the characteristics of life that all living things share?

• Metabolism, Reproduction, Cells, Homeostasis, Evolution, DNA, Development and Growth, Response to Stimuli.

• Photosynthesis, Respiration, Gravity, Magnetism, Sound, Light, Reflection, Refraction.

• Metabolism, Photosynthesis, Gravity, Sound, Light, Reflection, Refraction, Magnetism.

• Reproduction, Photosynthesis, Gravity, Sound, Light, Reflection, Refraction, Magnetism.

How do we determine what is living and not living?

• By identifying the characteristics of life that all living things share.

• By observing the color of the object.

• By checking if it makes a sound.

• By seeing if it can move quickly.

What does 'Bio' mean in the word 'Biology'?

• Life

• Water

• Earth

• Light

What does 'Ology' mean in the word 'Biology'?

• The study of

• The origin of

• The color of

• The shape of

What is metabolism?

• The sum of the total of the biochemical reactions occurring in an organism.

• The process of breaking down only carbohydrates in the body.

• The movement of muscles during exercise.

• The absorption of water in the large intestine.

Match the characteristics of life with their descriptions:

• Change in a species over time

• Evolution

• The basic unit of life

• Cells

• Maintaining a stable internal environment

• Reproduction

• The process by which organisms produce offspring

• Homeostasis

• All living things need to consume nutrients to obtain energy

• Metabolism

During cell respiration, organisms use chemical energy stored in the molecules they consume to power life’s activities.

• True

• False

What is the process called by which all living things produce new similar organisms?

• Reproduction

• Respiration

• Digestion

• Excretion

Which type of reproduction involves gametes (sperm and egg) from two individual parents uniting to create new genetically unique offspring?

• Asexual Reproduction

• Sexual Reproduction