Why Do We Clean Fish Tanks, But Not Ponds Mystery 5

TRUE or False Ponds can naturally clean themselves through having organisms that remove bacteria & fungi from the water

• TRUE

• FALSE

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-2

What do we call the collection of dead plant & animal waste at the bottom of the pond?

• Gatherings

• Pond Muck

• Mounds

• Pond Water

Tags

NGSS.MS-LS2-3

Pond Muck is full of fungi & bacteria that work as a _________________ in the pond.

• decomposer

• consumer

• producer

Tags

NGSS.MS-LS2-3

Most water from the faucet/sink has this element in it

• chlorine

• pesticide

• bromine

• mercury

What is a naturally occurring chemical found in most all water

• Phosporus

• Potassium

• Carbon

• Chlorine

Why is chlorine so important

• it is a nutrient for cars

• it is a nutrient just needed for animals

• it is a nutrient just needed for plants

• it is a nutrient needed for plants & animals (both)

The more ___________ in the water the harder it is for animals to breathe

• oxygen

• carbon dioxide

• nitrogen

• hydrogen

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Pond animals & decomposers are both competing for the same ________________

• carbon dioxide

• nitrogen

• oxygen

• hydrogen

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Plants are _____________________.

• consumers

• producers

• decomposers

Tags

NGSS.MS-LS2-3

Plants need ________________ to make food

• flouride

• carbon dioxide

• oxygen

Tags

NGSS.MS-LS1-6