Chapter 5 Lesson 1 - Living Things & the Environment

Which of the following lives in a prairie ecosystem?

• grass
• mushroom
• oak tree
• woodpecker

Which of the following is a biotic factor?

• temperature
• sunlight
• bacteria
• water

Which of the following lists the levels of an ecosystem in order from largest to smallest?

• population, organism, community, ecosystem
• ecosystem, community, organism, population
• organism, community, population, ecosystem
• ecosystem, community, population, organism

An organism gets food, water, shelter, and other things it needs to live, grow, and reproduce from its 

• population
• habitat
• abiotic factors
• species

The nonliving things that interact with an organism are called biotic factors.

• true
• false

The study of how living things interact with each other and their environment is called ecology.

• true
• false

A group of organisms that can mate with each other and produce offspring that can also mate and reproduce is called a species.

• true
• false

Oxygen is an abiotic factor in the environment that is important for plants to make their own food.

• true 
• false

All the organisms that live in a particular area and their nonliving surroundings make up an ecosystem.

• true 
• false

All the members of one community living in a particular area make up a population.

• true
• false