Scavengers help break down or reduce organic material into smaller pieces. These smaller pieces are then eaten by decomposers. Decomposers eat dead materials and break them down into chemical parts. ... They break down the organic material and recycle it into the ecosystem as nutrients.

4 0

3 years ago

Four examples of the effects of environmental change are given . Match each one with the type of environmental change it demonst

Ann [662]

Environmental change has to do with any kind of alteration that occurs in the natural environment.

<h3>What is environmental change?</h3>

The term environmental change has to do with any kind of alteration that occurs in the natural environment. These changes may be caused by a lot of factors and they may lead to changes in the kind organism that are found in the habitat.

Thus, the types of environmental changes demonstrated are;

African elephants have been hunted to near extension to obtain ivory - Human exploitation

The eruption of Mount Saint Helens destroyed some populations of conifers - Natural disaster

An infection with fungus reduced the population of the North Africa elm trees - Diseases

Increasing global temperatures have affected the migration patterns of humpback whales - Climate change

Learn more about environmental change:brainly.com/question/1568635

#SPJ1

6 0

1 year ago

Most of the food and oxygen in the environment is produced by the action of

Stolb23 [73]

The correct answer is (4) Autotrophic organism.

Green plants make their own food by the process of photosynthesis using sunlight. Most of the autotrophs use carbon dioxide, sunlight and carbon dioxide to produce glucose that is used by the plants to obtain energy. Most of the oxygen comes from these organisms and decrease in the number of green plants can lead to several problems due to decrease in the amount of oxygen. Example: green plants, algae, and even some bacteria. This food and oxygen is produced by the action of autotrophic organisms

6 0

3 years ago

Read 2 more answers