Biotic & Abiotic Factors in Ecosystems

An _______________ is made up of the living and nonliving things in an environment that work together for a purpose.

• habitat

• biotic

• ecosystem

• economy

A living or once-living organisms in an ecosystem is a

• population
• biotic factor
• abiotic factor
• community

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive
• biotic 
• abiotic
• living

"Bio" means _________.

• non-living
• not/without
• life
• dead

The prefix "a" means 

• life
• science
• not or without
• one

Things or organisms that regulate the size of a population are known as ______. 

• regulators
• limiting factors
• communities
• carrying capacity

All the organisms of a particular type living in the same place at the same time is called a _______.  An example is a herd of deer.

• population
• community
• resource
• ecosystem

A living or once-living thing in an ecosystem is a(n) _______.

• biotic factor
• population
• abiotic factor
• resource

The largest number of individuals that an area can support is called its _______.

• limiting factor
• abiotic factor
• resource availability
• carrying capacity

Which of the following describes a biotic factor affecting other parts of an ecosystem?

• sunlight increasing the temperature, causing plants to die
• a forest fire destroying thousands of acres of trees
• a coyote hunting, killing, and eating rabbits
• chemical pollution causing the pH of a river to increase

Tags

NGSS.MS-LS2-4