alleryStart learning →Why can warm water in a river kill fish?
AIt freezes quickly
BIt holds more oxygen
CIt turns very salty
DIt holds less oxygen
Answer & Solution
Correct answer: D. It holds less oxygen
Gases are less soluble in warmer water, so the oxygen that fish need falls.
Keep practising Pollution and Calamities
Browse all Pollution and Calamities questions for Olympiad (Class 5), or explore more Science topics.
Related questions
A hazard becomes a disaster when it strikes what?Which choice makes natural disasters worse?Which volcano rating level marks a supervolcano?A country builds desalination plants after years of very little rain. Which disaster led tLightning can harm people and places in which way?A flood is a major event only if water covers what?A river rises and covers village fields and roads. What is this event?What is a flood?