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sesenic [268]
2 years ago
7

Water at about 4°C (39°F) is more dense than water at 0°C (32°F). Why would the living organisms in the lake die if the water at

the freezing point was denser than the water at 4°C?
The water would freeze across the surface of the lake, blocking sunlight necessary for photosynthesis.
The water would freeze across the surface of the lake, blocking the dissolving of oxygen and nutrients.
The freezing water would sink before it could freeze, preventing the lake water from freezing.
The freezing water would sink to the bottom and freeze the lake water from the bottom up.
Biology
2 answers:
Studentka2010 [4]2 years ago
6 0

Answer:

The answer is D

Explanation:

Just got it right. Trust me its not A.

9966 [12]2 years ago
4 0
The water would freeze across the surface of the lake, blocking the dissolving of oxygen and nutrients. <span>Water is actually less dense when frozen, which is why ice cubes and ice bergs all float. This is also why you can ice skate on a lake if the ice gets thick enough on the surface. Many organisms that live in freezing lakes have special adaptations which help them survive.</span>
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