Lesson: Chapter 15 — The biosphere

15.5. Sustainable development 3 of 4 Reset answers

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Question 3

What is the job of the bisokotuwa in a tank?

A To stop waves eroding the bund B To keep silt out of the tank C To lower the pressure of water before it is released D To store fish

The right answer is the one marked above.

To lower the pressure of water before it is released. The ralapanawa stops wave erosion; the iswetiya keeps mud out.

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