Organisms: A group of similar organisms that can breed and produce fertile offspring. Example: ____________

• dog

• tree

• rock

• car

Example: ____________

• herd of deer

• table of chairs

• group of stones

• pile of pencils

Example: ____________

• Any community, e.g., 'forest community', 'coral reef community'

• A single organism, e.g., 'a tree'

• A molecule, e.g., 'water'

• A cell, e.g., 'nerve cell'

Ecosystems: All the organisms living in a specific place and their interactions with their nonliving environment. Example: ____________

• Any ecosystem, e.g., 'pond ecosystem', 'desert ecosystem'

• A single tree

• A single animal

• A rock

Biome: A group of ecosystems that share similar climates and typical organisms. Example: ____________

• Tundra

• Photosynthesis

• Evaporation

• Molecule

What is a biotic factor?

• Any living part of the environment with which an organism might interact

• A non-living part of the environment such as water or sunlight

• A chemical substance used in laboratories

• A process of breaking down rocks into soil

What does bio- mean?

• Life

• Water

• Earth

• Fire

What is an abiotic factor?

• Any nonliving part of the environment – such as heat, sunlight, wind or water currents, precipitation, humidity, etc.

• A living organism that interacts with its environment.

• A process by which plants make their own food.

• A type of animal adaptation to cold climates.

What does a- mean?

• Not, without.

• With, together.

• Before, ahead.

• After, behind.

Modern ecologists rely on three main approaches to study such a wide range of systems and levels of organization. Which of the following is NOT one of the three main approaches?

• Observation

• Experimentation

• Modelling

• Photosynthesis