Methods of Waste Disposal
Mixed Multiple Choice
Food Chains
Nature's Processes
Hazardous Waste
100
These pictures are examples of this method of waste disposal:
What is incinerator?
100
Why are decomposers important organisms in a food web?
A) They produce oxygen
B) They prey on carnivores
C) They are food for producers
D) They return nutrients to the soil
What is D (they return nutrients to the soil)?
100
All green plants (producers) get their energy from this.
What is the sun?
100
Living things that make their own food are known as this.
What is a producer?
100
This hazardous symbol has a skull and bones on it.
What is the poison/poisonous symbol?
200
This picture is an example of this method of waste disposal:
What is a landfill?
200
Which type of organism is a fungus?
A) carnivore
B) omnivore
C) herbivore
D) decomposer
What is D (decomposer)?
200
A food chain always begins with this.
What is a producer?
200
Consumers do this to get the energy they need in order to survive.
What is eating other organisms?
200
This hazardous symbol has fire on it
What is a flammable symbol?
300
These are the benefits and drawbacks of this method of waste disposal.
Pro
- cheap/inexpensive
Cons
- health hazards (e.g., rats, rodents, insects)
- air pollution
- leachate can enter the ground water
- the space cannot be used again
- SMELLY!!!!
What is an open-air dump?
300
Which of the following organism is a secondary consumer in the food chain?
A) hawk
B) gorilla
C) squirrel
D) earthworm
What is A (hawk)?
300
A food chain passes ________ from one living thing to another.
What is energy?
300
These are the THREE types of consumers (Hint: NOT primary, secondary etc.).
What are herbivores, omnivores, and carnivores?
Herbivores: only eat plants
Omnivores: eat plans and animals
Carnivores: only eat other animals
300
This hazardous symbol may look like this
or like this
What is the corrosive symbol?
400
These are some of the benefits and drawbacks of this method of waste disposal:
Pros
- sites can eventually be used as ski hills, golf courses, parks and recreation areas
- some collect the methane gas that is produced from rotting garbage and can turn it into useable energy
- plastic liner and clay barrier help protect the soil and ground water from leachate
- safer and more organized form of waste disposal
Cons
- require proper planning, design, operation and maintenance
- can smell bad because of methane gas
- leachate can get through the liner and harm environment
- need a large open area that isn’t right in the middle of a town or city
- can be far away, therefore need to truck garbage out to landfill site
What are landfills?
***Please take a couple of moments to review the parts the landfill on this diagram***
400
Consider the food chain: grass=> grasshopper=> frog=> snake
What would happen in the ecosystem if the grasshopper population died?
A) snakes would eat the grass
B) it would be fine, frogs prefer other insects anyway
C) it would be fine, the grass population would increase
D) the frog population would die from the decrease in their food supply
What is D, the frog population would die from the decrease in their food supply?
400
A consumer that HUNTS other animals for food is called this.
What is a predator?
400
Organisms that get energy by breaking down dead organisms are called this.
What are decomposers?
400
The hazardous symbol looks like this:
What is the explosive symbol?
You may notice that the majority of aerosol cans have this symbol on them!
500
These are some of the benefits and drawbacks of this method of waste disposal:
Pros
- Don’t need as much land space
- Waste can be gotten rid of very quickly
- function in any type of weather
- Gases that are created because of burning can sometimes be used as forms of useable energy
Cons
- expensive; costs a great deal of money to build and operate
- require high amounts of energy in order to run
- unsightly smell and pollution to the environment because of smoke stack ash
- need constant maintenance and skilled employees to run
- hard to find a good location because who really wants to live near one?
What are incinerators?
500
How does the food chain START AGAIN after the decomposer does its' job?
A) The decomposer spreads the seeds
B) The decomposer must constantly stay busy to stay alive
C) The decomposer breaks the dead or decaying organism down and the nutrients go back into the soil so that new plants can grow
D) The decomposer does not totally break the organism down and some of the organism is still alive.
What is C (the decomposer breaks the dead or decaying organism down and the nutrients go back into the soil so that new plants can grow)?
500
This word means:
SOMETHING that can be slowly destroyed and broken down into very small parts by natural processes.
What is a biodegradable?
500
Organisms that use sunlight directly to make food are called _________________. They do this by using a process called ______________________.
What are producers and photosynthesis?
500
This is where hazardous materials can safely be disposed of.
What is 'Household Hazardous Waste' drop-off at a fire station or the 'Throw and Go' at the landfill?