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100

What term refers to the total number of individuals of a particular species living in a specific area

Population

100

This is the term used to describe all the populations of different species living and interacting in the same area

Community

100

When two species of different populations live closely together and interact, this type of relationship is known as

Symbiosis

100

The non-living parts of an ecosystem, such as sunlight, water, and temperature, are known as

Abiotic factors

100

This is the process by which water from the Earth’s surface turns into water vapor in the air.


Evaporation

200

An ecosystem includes both living organisms and these non-living components

Abiotic factors

200

This abiotic factor affects the rate of photosynthesis in plants by controlling the amount of sunlight available.

Sunlight

200

This type of symbiotic relationship benefits one organism while harming the other.

Parasitism

200

This type of interaction occurs when one organism eats another.

Predation

200

The movement of water from the Earth's surface into plants, then back into the atmosphere is called?

Transpiration

300

The term used for the variety of life forms in an ecosystem is called?

Biodiversity

300

In this type of interaction, both organisms benefit from their relationship, such as bees and flowers

Mutualism

300

In this type of symbiotic relationship, both species benefit from the interaction.


Mutualism

300

This occurs when one organism benefits at the expense of another, like a tick on a dog.

Parasitism

300

This process occurs when water vapor in the air cools and condenses into tiny droplets, forming clouds.

Condensation

400

In this interaction, one species benefits and the other is neither helped nor harmed, such as birds living in a tree

Commensalism

400

When organisms die and decompose, this process returns carbon to the soil and air as carbon dioxide.


Decomposition 

400

These organisms play a crucial role in the nitrogen cycle by breaking down organic matter and releasing nitrogen into the soil.


Decomposers

400

This gas is released by animals during respiration and used by plants during photosynthesis.

Carbon dioxide

400

In this part of the cycle, plants use sunlight to convert carbon dioxide and water into glucose and oxygen.


Photosynthesis

500

In the nitrogen cycle, this type of organism helps convert nitrogen in the soil into a form that plants can absorb

Nitrogen fixing bacteria

500

Give one example of how two populations in a community interact with each other and how this affects the ecosystem

Any example of predation

500

Which part of the water cycle is most affected by temperature and wind?

Evaporation

500

sudden drop in a population of rabbits in an ecosystem could most likely lead to what change in the fox population

Decrease (less food available)

500

In an ecosystem, what kind of interaction occurs when two species compete for the same resource, such as food or space?

Competition