Fall Environmental Science Final Exam Review

Front

What are non-renewable resources?

Back

Non-renewable resources are those that cannot be renewed, regrown, or aided in growth. Once they are gone, they are gone! An example is oil.

Front

True or False: Secondary consumers have more energy than tertiary consumers.

Back

True. Secondary consumers, such as the fox, have more energy than tertiary consumers like the snake.

Front

Define an ecosystem.

Back

An ecosystem is a group of interacting communities in a defined place and the nonliving factors that affect them.

Front

What is symbiosis?

Back

Symbiosis is a close association between two or more species in an ecosystem.

Front

What type of relationship is mutualism?

Back

Mutualism is a type of symbiotic relationship where both species benefit.

Front

What type of relationship is commensalism?

Back

Commensalism is a type of symbiotic relationship where one species benefits and the other is neither helped nor harmed.

Front

What type of relationship is parasitism?

Back

Parasitism is a type of symbiotic relationship that harms one species and helps the other.

Front

Identify a tree with large brown cones and single sharp needles.

Back

The tree is a Spruce.

Front

What is the primary energy source for ecosystems?

Back

The primary energy source for ecosystems is the sun.

Front

What is a food chain?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.