Role of Decomposers in Ecosystems Flashcards
16 Questions
100 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is a decomposer?

  • An organism that breaks down living organisms.
  • An organism that breaks down dead organisms and their wastes. (correct)
  • A plant that helps in decomposition.
  • A type of animal.

Define bacteria.

One group of organisms that are too small to be seen without a microscope.

Define fungi.

One group of living things that are neither plant nor animal. They release digestive juices into dead materials.

What is a compost?

<p>A mixture of soil and decaying matter that provides the materials that plants need.</p> Signup and view all the answers

Some decomposers can store excess food they eat as __________.

<p>sugar</p> Signup and view all the answers

What are the two wastes that some decomposers can produce?

<p>carbon dioxide and solid waste</p> Signup and view all the answers

When decomposers die, its once living material become waste. All these wastes are released into the ,, and _____.

<p>air, soil, and water</p> Signup and view all the answers

Wastes substances from decomposers are __________ that plants need to grow.

<p>nutrients</p> Signup and view all the answers

Grass clippings, fruit, and vegetable peels, leaves, eggshells, coffee grounds, and shredded newspaper produce good compost.

<p>True (A)</p> Signup and view all the answers

Glass jars, metal, and plastic produce good compost.

<p>False (B)</p> Signup and view all the answers

Wood chips, brown leaves, hay, and newspaper in a compost are called _____

<p>brown matter</p> Signup and view all the answers

Vegetable peels, apple core, rotten fruit, leftover food in a compost are called _____

<p>green matter</p> Signup and view all the answers

Some decomposers, like mushrooms and other fungi, can store food as _________________.

<p>sugar</p> Signup and view all the answers

When decomposers start to break down apples on the ground, how will their wastes help the apple trees?

<p>Their wastes will return some substances to the soil which will help the tree grow next season.</p> Signup and view all the answers

Are humans decomposers?

<p>False (B)</p> Signup and view all the answers

How can humans help decomposers?

<p>Humans can build compost piles.</p> Signup and view all the answers

Study Notes

Decomposers in Ecosystems

  • Decomposers break down dead organisms and their waste, facilitating nutrient recycling.
  • Fungi are a type of decomposer that secrete digestive juices to decompose materials, crucial for nutrient release.
  • Bacteria are microscopic decomposers that play a vital role in breaking down organic matter.

Compost and Its Components

  • Compost is a blend of soil and decaying organic matter, providing essential nutrients for plant growth.
  • Good compost materials include fruit and vegetable peels, grass clippings, eggshells, and coffee grounds.
  • Brown matter in compost consists of wood chips, dried leaves, hay, and newspaper, providing carbon.
  • Green matter includes vegetable scraps, fruit cores, and leftover food, supplying nitrogen.

Nutrient Recycling Process

  • Decomposers recycle matter by returning nutrients, carbon dioxide, and solid waste back to air, soil, and water.
  • The wastes from decomposers deliver necessary nutrients to plants, aiding their growth.

Human Interaction with Decomposers

  • Humans do not act as decomposers but can assist them by creating compost piles which enhance the decomposition process.
  • Proper composting helps manage organic waste and contributes to soil health.

Misconceptions

  • Glass, metal, and plastic materials do not contribute to compost and are not suitable for decomposition.
  • It is a false statement that humans function as decomposers since they do not fulfill the biological role performed by fungi and bacteria.

Studying That Suits You

Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

Quiz Team

Description

Test your knowledge of decomposers and their vital role in ecosystems with this set of flashcards. Learn about key organisms such as fungi and bacteria, and their functions in breaking down waste and dead matter. Perfect for biology students and enthusiasts alike.

More Like This

How much do you know about fungi?
40 questions

How much do you know about fungi?

IllustriousMahoganyObsidian avatar
IllustriousMahoganyObsidian
Fungi Overview in SSCY 2613
21 questions

Fungi Overview in SSCY 2613

EnergySavingGravity6580 avatar
EnergySavingGravity6580
Use Quizgecko on...
Browser
Browser