Role of Animals in Agriculture

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Questions and Answers

What is one beneficial use of insects mentioned in the text?

Carrying pathogens that lead to diseases

Indicating the presence of pollution (correct)

Causing skin infections

Serving as a food source for animals

How can mudfish, catfish, or tilapia be grown using insect light traps?

To cause pest population explosion

To reduce soil fertility

To decrease the fish population

To attract insect pests for food (correct)

What is a benefit of using insects in genetic and biological studies?

Long production time

Low adaptability to laboratory conditions

Increased cost of production

Convenient materials for studies (correct)

How do some burrowing insects contribute to soil fertility?

By improving soil condition Signup and view all the answers

Which group benefits from using some insects as indicators for contaminants in drinking water?

Sanitary biologists Signup and view all the answers

What is a harmful effect of bee and wasp stings, according to the text?

Causing fever and nausea Signup and view all the answers

How do honey bees and wasps benefit economic crops according to the text?

By serving as pollinators Signup and view all the answers

What useful product is NOT mentioned as being manufactured by some insects?

Rubber Signup and view all the answers

How does a silkworm produce silk according to the text?

By wrapping itself in silk thread Signup and view all the answers

Which of the following crops could see a 100% yield increase with the presence of honeybees as pollinators?

Cucurbits Signup and view all the answers

What is NOT mentioned as a source of useful products derived from insects in the text?

Pearls Signup and view all the answers

How can insects impact stored food products and commerce?

By reducing the quality through feeding and contamination Signup and view all the answers

Which statement is true about insects transmitting plant pathogens?

They can transmit viruses, bacteria, and fungi Signup and view all the answers

What harm can termites, book lice, and some beetles cause?

Damage to construction materials, books, and furniture Signup and view all the answers

Why are efforts in controlling insects relatively small compared to the losses incurred?

The losses from not controlling them are higher Signup and view all the answers

What will be explored in the next lesson according to the text?

The biology and ecology of insects Signup and view all the answers

How can crop protectionists benefit from learning about insects?

By manipulating insect populations to a non-damaging level Signup and view all the answers

Study Notes

Insect Benefits and Uses

Insect light traps can be used to grow mudfish, catfish, or tilapia by attracting insects that serve as a food source for the fish.
Insects are beneficial in genetic and biological studies due to their simple body structure, rapid growth, and ability to produce multiple generations in a short period.

Insect Contributions to Soil and Water

Burrowing insects contribute to soil fertility by creating channels for air and water to reach plant roots, improving soil aeration and drainage.
Some insects are used as indicators for contaminants in drinking water, benefiting the health and well-being of humans and animals.

Insect Impact on Economy and Food

Honey bees and wasps benefit economic crops by pollinating them, increasing yields and crop quality.
Insects can impact stored food products and commerce by damaging or consuming food, leading to economic losses.

Silkworms produce silk by secreting a single thread of silk filament from their salivary glands, which is then wound onto a reel to create raw silk.
Bee and wasp stings can cause harm to humans, including anaphylaxis in some cases.
Termites, book lice, and some beetles can cause harm by damaging or consuming books, wood, and other materials.

Insect Control and Future Learning

Efforts in controlling insects are relatively small compared to the losses incurred due to their impact on food and commerce.
Crop protectionists can benefit from learning about insects to develop effective strategies for managing insect-related damage and improving crop yields.
The next lesson will explore the concept of integrated pest management and its applications in agriculture and forestry.

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Description

Explore the various ways animals contribute to agriculture, such as serving as food sources, companions, pest regulators, and soil conditioners. Learn about methods like using insect light traps to control pest populations in fishponds and rice fields.