Lesson on Examples of Harmful Insects for Basic 2

Welcome back to Primary 2 Agricultural Science. In our previous lesson, we learned about useful but harmful insects. Today, we’re going to learn about Examples Of Harmful Insects.

Objectives

By the end of this lesson, you should be able to:

1. List examples of harmful insects.
2. Discuss how harmful insects affect humans, animals, and plants.
3. Identify harmful insects in pictures.

Examples Of Harmful Insects

Insects can be harmful to humans, animals, and plants. This means they can cause damage or problems in different ways.

What are Harmful Insects?

Harmful insects are those insects that cause harm to humans, animals, or plants. They can spread diseases, damage crops, or destroy property.

Some examples of harmful insects and how they harm us include:

1. Mosquitoes: They bite humans and animals, causing itchy bumps. They can also spread diseases like malaria and dengue fever.
2. Termites: These insects eat wood, which can damage buildings and furniture.
3. Locusts: Locusts can destroy crops by eating the leaves, which affects our food supply.
4. Houseflies: They land on food and spread germs, which can make people sick. Learn about the dangers of food poisoning from flies.
5. Aphids: These small insects suck the juice from plants, causing them to become weak and possibly die. Read about aphids and how to control them. Cockroaches: They are known to carry bacteria and allergens that can cause health problems.
6. Fleas: They are parasites that feed on the blood of animals and humans, causing itching and skin irritation.
7. Bed Bugs: They are small insects that feed on human blood, causing itchy bites and allergic reactions.

Evaluation Questions

Now that you’ve learned about harmful insects, let’s see if you can answer these questions:

1. List three examples of harmful insects.
2. Explain how mosquitoes harm humans.
3. Describe what termites do to buildings.
4. Discuss the impact of locusts on crops.
5. Identify which insect spreads germs by landing on food.
6. What are some ways to protect yourself from harmful insects?

Summary

We’ve learned that harmful insects can cause problems for humans, animals, and plants. It’s important to be aware of these insects and take steps to protect ourselves from them.

Don’t forget to check the comments section if you have any questions and use the navigation to move to the next lesson. See you in the next lesson!