Strictly Vocabulary
Food Chains and Webs
Nutrient Cycles
Ecosystems
Grab Bag
100

This is the study of air, water, and land surrounding an organism or community

What is Environmental Science?

100

This is one of the steps in a food chain, web, or pyramid

What is a Trophic Level?

100

This nutrient comes primarily from gases in the air and is abbreviated by the letter C

What is the Carbon Cycle?

100

This is a community of organisms and their abiotic environment

What is an Ecosystem?

100

This phylum of flowering plants produces seeds within a fruit

What is an Angiosperm?

200

This is the condition in which human needs are met in such a way that a human population can survive indefinitely.

What is Sustainability?

200

An organism that has to eat other organisms to obtain energy

What is a Consumer?

200

This nutrient requires bacteria to fix it into the soil.

What is Nitrogen?

200

This is an environmental factor that is associated with or results from the activities of non-living organisms

What is an Abiotic Factor?

200

In an experiment, this group serves as a standard for comparison with another group 

What is a Control Group?

300

This is a woody vascular plant whose seeds are not enclosed in an ovary or fruit

What is a Gymnosperm?

300

This is an organism that can make its own food and serves as the basic food source in a food chain, web, or pyramid.

What is a Producer?

300

This is the process by which nutrients circulate through the air, soil, water, plants, and animals in an ecosystem

What is a Nutrient Cycle?

300

This organism feeds by breaking down organic matter from dead organisms in an ecosystem

What is a decomposer?

300

This field of science studies the interactions of living organisms with one another and with their environment

What is Ecology?

400

An environmental factor that is associated with or results from the activities of living organisms

What is a Biotic Factor?

400

A diagram that shows the feeding relationships between organisms in an ecosystem

What is a Food Web?

400

The nutrient in this cycle is helpful to angiosperms in flower.

What is Phosphorus? 

400

Nutrients required in large amounts within an ecosystem

What are Macronutrients?

400

This is why all life on Earth is confined to a relatively small layer of the atmosphere

What is the need for solar energy to drive all food chains, webs, and pyramids?

500

In an experiment, the group that is identical to a baseline group except for one factor

What is the Experimental Group

500

This principle states that the increasing concentration of toxins, like pesticides or heavy metals, in organisms at successively higher levels of a food chain, meaning top predators end up with the most dangerous levels of pollutants

What is Biomagnification?

500

The nutrient in this cycle is known chemically by the letter K

What is Potassium?

500

Producers play this role in an ecosystem.

What is changing solar energy into food that other animals can eat?

500

This process promotes the reproduction of organisms in a controlled manner to create better genetic lines.

What is Articicial Selection?

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