Unit 4 Test Study Guide - Biodiversity

Front

How did industrialization change many people's idea of nature?

Back

It caused them to think civilization was dirty and corrupt and nature was pure.

Front

What is the correct order of changes that occur during eutrophication?

Back

1. Algal blooms block light from entering lower levels of a pond or lake. 2. Aquatic plants cannot photosynthesize and die. 3. The algae die. 4. The bacteria decompose the algae, using up a lot of oxygen during this process. 5. The fish and other aquatic organisms die.

Front

What is it called when only some of the trees in a forest are cut at once?

Back

Selection system.

Front

What does high biodiversity mean?

Back

Having a lot of variety of different organisms.

Front

What are the benefits of biodiversity in agriculture?

Back

Increased crop yield and resilience.

Front

Define biodiversity.

Back

The variety of life in the world or in a particular habitat or ecosystem.

Front

What is eutrophication?

Back

A process where water bodies become overly enriched with nutrients, leading to excessive growth of algae.

Front

What is the impact of industrialization on ecosystems?

Back

It often leads to habitat destruction, pollution, and a decrease in biodiversity.

Front

What is a selection system in forestry?

Back

A method of harvesting trees where only certain trees are cut down, allowing for regeneration.

Front

Why is biodiversity important for ecosystems?

Back

It enhances ecosystem productivity, stability, and resilience.