Macroinvertebrates

What might happen to macroinvertebrates and fish if the dissolved oxygen is very low?

• they will increase their population

• they might die

• nothing

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

How do macroinvertebrates indicate water quality?

• If pollution-intolerant organisms are found, quality is good.

• If pollution-intolerant organisms not found, water is poor.

• If pollution-tolerant organisms are found, quality is good.

• If any of these are found, water is of poor quality.

Tags

NGSS.MS-LS2-3

What is this?

• stonefly

• centipede

• mayfly

• Dobsonfly (hellgramite)

Tags

NGSS.MS-LS4-2

Water boatman are another type of aquatic macroinvertebrate. How do they swim?

• On their back 

• Upright

Which of these are NOT all examples of the macroinvertebrates?

• Mayfly, Stonefly, Damselfly, Cranefly, Midge, Leech

• Water Boatman, Scud, Crayfish, Water Penny

• fish, salamanders, frogs

Tags

NGSS.MS-LS2-4

Macroinvertebrates such as stoneflies, mayflies and water boatmen require high levels of dissolved oxygen and their abundance is an indication of:

• Poor water quality

• Good water quality

• Don't tell us anything about water quality

• Invertibrates don't tell us anything about water quality

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which macroinvertebrate typically has the largest larvae?

• Dobsonfly (Hellgrammite)

• Alderfly

• Water Penny (beetle larvae)

• Damselfly

Name that organism:

• Dragonfly nymphs

• Blackfly larvae

• Midge larvae

• Alderfly Larvae

Tags

NGSS.MS-LS4-2

Which macroinvertebrate typically has the largest larvae?

• Alderfly

• Dobsonfly (Hellgrammite)

• Damselfly

• Mayfly

Which of the following is untrue about aquatic macro invertebrates?

• Found in water

• Big enough to be seen without a microscope

• Has a backbone

• Does not have a backbone