Composting Techniques and Challenges

Composting Techniques and Challenges

Assessment

Interactive Video

Biology, Science

6th - 10th Grade

Hard

Created by

Aiden Montgomery

FREE Resource

The video explains why composting services often reject meat and dairy, despite their ability to decompose easily. It highlights the challenges of composting these items, such as attracting pests and the risk of disease-causing bacteria. The importance of maintaining the right carbon to nitrogen ratio is emphasized, as an imbalance can lead to anaerobic decomposition, producing foul odors. Solutions like adding lignin-rich materials or using the bokashi method are suggested for effective meat composting. The video concludes with a call to join the community of supporters.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it generally advised not to compost meat and dairy at home?

They are too dry for composting.

They do not decompose at all.

They attract pests and can cause disease.

They are difficult to break down.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a major concern when composting meat at home?

It can attract unwanted animals.

It requires too much water.

It takes too long to decompose.

It produces too much heat.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the ideal carbon to nitrogen ratio for composting?

10 to 1

50 to 1

20 to 30 to 1

5 to 1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when the carbon to nitrogen ratio is too low in a compost pile?

The pile becomes too hot.

The pile becomes too dry.

The pile decomposes too slowly.

The pile becomes anaerobic and smelly.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a potential result of anaerobic decomposition in compost?

It results in faster decomposition.

It creates toxic chemicals for plants.

It increases the pile's temperature.

It produces a pleasant smell.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you prevent a compost pile from becoming anaerobic?

Add more water.

Add more nitrogen-rich materials.

Add more carbon-rich materials like wood chips.

Add more soil.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the bokashi method?

A method that uses sunlight to speed up decomposition.

A method that uses anaerobic bacteria to compost.

A method that uses worms to decompose materials.

A method that uses high temperatures to compost.

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