Aquarium

In aquariums like the ones in our classroom, the fish, organisms, and plants all live in what is called a/an ____________________?

• biome
• closed ecosystem
• open ecosystem

When you determine the size of the tank/aquarium, why do you have to divide by 231 after calculating the LxHxW?

• Convert inches over to liters
• Convert inches cubed to gallons
• Convert inches to gallons

The two types of filtration that a properly filtered aquarium must have in order to become well maintained is good ____ and _____________ filtration

• bio and biological
• tank and mechanical
• bio and mechanical

Why do goldfish need more gallons per fish than normal aquarium fish?

• Goldfish need 8-10 gallons per fish.
• They tend to be dirty and their bodies are fatter.
• Goldfish feed at the bottom of the tank.

Which filtration system holds more beneficial bacteria due to having media baskets?

• canister filter
• hang on the back filter
• sponge filter

Using a good water testing kit to measure water parameters such as ammonia, nitrites, and nitrates leads to having?

• Proper feeding and cleaning routines
• Poor water quality
• Well maintained water chemistry

If your water still has nitrates levels over 40-50 ppm after proper feeding and proper water changes, then ________________________________.

• you have an overstocked aquarium
• you have a balanced aquarium
• you have an under stocked aquarium

Tags

NGSS.MS-LS2-3

What is the single most important factor for having a successful aquarium?

• filtration system
• proper amount of surface area
• Partial water changes

What type of filtration removes ammonia and nitrites as part of the natural process called the nitrogen cycle?

• mechanical filtration
• chemical filtration
• biological filtration

If you are going to do a 20% water change in a 50 gallon aquarium, how much water are you going to replace?

• 10 gallons
• 5 gallons
• 7 gallons