10 Questions |
By Lwalkup | Last updated: Jul 19, 2017
| Total Attempts: 376
This is a test on the macroinvertebrates that are used to measure water quality.
Questions and Answers
Which of the following macroinvertebrates is in Class I, the most pollution sensitive?
Which type of snail is more intolerant of pollution?
Air Breathing snail
Their tolerance is the same
There is no such thing as gilled snails
Which macroinvertebrate nymph is up to 2 inches long, has large eyes, a large round abdomen, six legs, and is class 2 or moderately sensitive to pollution?
Which aquatic macroinvertebrate is up to 1 inch long, has six hooked legs on the upper third of its body, is class I, and may have the lower part of its body in a case covered in sticks, rocks or leaves?
Which aquatic macroinvertebrate is not an insect, has a soft, flat body with an arrow-shaped head with two eyespots?
Flatworm or planaria
Black fly larva
Which of the following aquatic macroinvertebrates is NOT is the class 3, moderately tolerant group:
midge, water mite, leeches, flatworm, water penny, blackfly
What body part is the best way to tell a damselfly larva from a dragonfly larva?
This class II bug resembles its land relative, the roly-poly.
The crane fly larva, the horse fly larva, the leech and the aquatic worm are similar to each other in that they all lack prolegs as well as legs.
A pond is sampled for macroinvertebrates, and 3 blackfly larvae, 10 water striders, 12 mosquito larvae, 5 leeches, 2 backswimmers and 1 scud are found. This part of the water test indicates that the water is virtually free of pollution.
The quality of the water we drink everyday can be affected in numerous ways, involving land use practices, pollution and heavy rainfall. How much do you know about the process of getting water from the ocean and into your system?
Questions: 10 | Attempts: 396 | Last updated: Oct 4, 2017
The two main factors that drive the water cycle are
How well do you know about water quality? Water condition can be thought of as a measure of the standards of water for a particular use. Water quality implies the chemical, physical, and biological elements of water-based...
Questions: 9 | Attempts: 342 | Last updated: Jan 5, 2021
About what percent of people who live in developing countries do not have access to clean drinking water?