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12 Questions

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Net Preservation Methods Quiz

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Questions and Answers

What is the primary objective of net preservation?

To preserve the colors of the net

To kill microorganisms (correct)

To increase the sinking speed

To prevent water absorption

How does net preservation help in avoiding knot slippage?

By preventing water absorption

By increasing the longevity and strength of the net (correct)

By coloring the net

By making the net physically unavailable for microorganisms

What does preserving fishing nets with sunlight and chemicals help prevent?

Action of chemicals

Shrinkage of the net

Oxidation of the net (correct)

Knot slippage

Why is it necessary to make fishing gear of nonliving plant fibers?

To protect from destructive effects of water, air, and sunlight Signup and view all the answers

Which action is NOT an advantage of net preservation mentioned in the text?

Avoiding the action of chemicals Signup and view all the answers

What effect does moisture content have on nonliving plant fibers in fishing gear?

Weakens and rots them Signup and view all the answers

What is the purpose of coating nets with tar or linseed oil?

To prevent oxidation by the oxygen in the air Signup and view all the answers

Why do French sardine fishermen use a combination of soap and bluestone on their nets?

To improve visibility for the fish Signup and view all the answers

What is the main function of net preservation?

To prevent knot slippage Signup and view all the answers

How does sterilization through sunlight contribute to net preservation?

By destroying harmful microorganisms on the nets Signup and view all the answers

Why are fishing nets coated with chemicals for protection from bacterial putrefaction?

To prevent bacterial decay of the fibers Signup and view all the answers

In what way does making fishing nets bluish green help in catching fish?

By camouflaging the nets in water Signup and view all the answers