The toxic effects of water pollution are generally
a. immediate and long-lastingb. immediate and short-livedc. delayed and long-lastingd. delayed and short-lived

Option (a) is the correct answer.

Explanation:

When harmful chemicals like industry waste, used syringes, household waste etc are present in water then the water also becomes toxic in nature.

Hence, it is not suitable for drinking or usage because the chemicals present in it are absorbed by human body and thus, it can be very dangerous and harmful for the body as it may lead to immediate death or can cause a life long disease.

Thus, we can conclude that the toxic effects of water pollution are generally immediate and long-lasting.

i believe it is 40–40–20%

explanation:

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.