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EHS305

General Entomology

This course introduces general entomology, an important branch of environmental biology. It covers the classification, anatomy, physiology, behavior, ecology, and evolution of insects. The course emphasizes the impact of insects on human life and ecological interactions across diverse ecosystems. Students will learn insect identification, collection, preservation, and curation techniques. This course is beneficial for careers in entomology, museums, taxonomy, biodiversity, and insect morphology.

About this course

Difficulty
Intermediate
Study hours
45 hours
Maths
None
Content
Theoretical, practical
Practical work
Yes
Before you start
  • Basic Biology
  • General Chemistry
How it is assessed
  • Assignments
  • Tutor marked assignments
  • Final examination

What you'll read

The real module and unit structure of EHS305, taken from the course material NOUN publishes.

One paragraph, so you can see how it reads

EHS305 · Unit 1 INTRODUCTION TO ENTOMOLOGY AND INSECT ECOLOGY

In this module you will study introduction to entomology, the various specialties in entomology, the professional areas that are enhanced by knowledge of entomology, characteristics and classification of entomology and the structure and physiology of insects. The module is made up of 3 units and several sub-units.

What you should be able to do

  1. Classify and characterize insects with reference to vector diseases.
  2. Describe insect ecology, anatomy, and physiology.
  3. Describe methods of insect control, including biological, chemical, and physical methods.
  4. Understand the classes of insecticides, their formulation, and application.
  5. Appreciate the health implications of insect handling and safety methods.
  6. Describe insect sterilization techniques.
  7. Understand international conventions and policies on insecticide use.

What it prepares you for

Careers
  • Entomologist
  • Pest Control Specialist
  • Agricultural Scientist
  • Environmental Health Officer
  • Research Scientist
Where it is applied
  • Agriculture
  • Public Health
  • Environmental Management
  • Food Industry
  • Research and Development
Tools
  • Microscopes
  • Insecticide Sprayers
  • Trapping Equipment

Where it gets hard

The units students slow down on, and what makes each one heavy.

  • MODULE 1 CLASSIFICATION AND CHARACTERIZATION OF INSECTS AND THEIR ECOLOGY

    Unit 3: Anatomy and physiology

    Understanding the detailed anatomical structures and physiological processes requires strong memorization skills.

  • MODULE 2 METHODS OF INSECT CONTROL AND INSECT STERILIZATION TECHNIQUES

    Unit 2: Methods of insect control

    Requires understanding of complex ecological interactions and potential unintended consequences.

  • MODULE 3 INSECTICIDE APPLICATIONS, PROTOCOLS AND USE

    Unit 1: Insecticides (Classes and formation)

    Requires memorization of various chemical classes, their modes of action, and potential environmental impacts.

A suggested way through it

Suggested

13 weeks, about 26 hours in total. Yours will differ.

  1. Week 1MODULE 1 CLASSIFICATION AND CHARACTERIZATION OF INSECTS AND THEIR ECOLOGY
    • Unit 1: Introduction to Entomology and insect ecology · 2 hours

      Read the introduction to entomology and understand the importance of insects in various fields.. Identify the uses of insects in agriculture, environmental science, medicine, construction, and product development.. Explore career opportunities for entomologists and related fields..

  2. Week 2MODULE 1 CLASSIFICATION AND CHARACTERIZATION OF INSECTS AND THEIR ECOLOGY
    • Unit 2: Importance of Insects and Taxonomy · 2 hours

      Learn about insect collection methods, including preparing a killing jar and locating insects.. Understand the importance of insect preservation, pinning, mounting, and labeling.. Explore different insect orders and their characteristics..

  3. Week 3MODULE 1 CLASSIFICATION AND CHARACTERIZATION OF INSECTS AND THEIR ECOLOGY
    • Unit 3: Anatomy and physiology · 2 hours

      Study the distinguishing characteristics of insects, including their external skeleton and body regions.. Examine the three main sections of an insect: head, thorax, and abdomen.. Understand the life stages of insects, including incomplete and complete metamorphosis..

  4. Week 4MODULE 2 METHODS OF INSECT CONTROL AND INSECT STERILIZATION TECHNIQUES
    • Unit 1: Insect handling and biosafety methods · 2 hours

      Learn methods for catching insects, including using nets and killing jars.. Understand how to kill and preserve insects for study.. Practice labeling and pinning insects for display and storage..

  5. Week 5MODULE 2 METHODS OF INSECT CONTROL AND INSECT STERILIZATION TECHNIQUES
    • Unit 2: Methods of insect control · 2 hours

      Explore biological and cultural methods of insect control, including natural enemies, resistant plant varieties, and crop rotations.. Understand physical and mechanical control methods, such as cold storage, heat application, and insect traps.. Begin studying chemical control methods..

  6. Week 6MODULE 2 METHODS OF INSECT CONTROL AND INSECT STERILIZATION TECHNIQUES
    • Unit 3: Insect sterilization techniques · 2 hours

      Study insect sterilization techniques, including chemical sterilization and sterilization by ionizing radiation.. Understand the effectiveness of male sterilization in insect control.. Review the benefits and drawbacks of each method..

  7. Week 7MODULE 3 INSECTICIDE APPLICATIONS, PROTOCOLS AND USE
    • Unit 1: Insecticides (Classes and formation) · 2 hours

      Learn about different types of pesticides, including acaricides, avicides, bactericides, fungicides, herbicides, and insecticides.. Understand the modes of action of pesticides, such as contacts, systemics, fumigants, and protectants.. Study chemical insecticides, including organic, inorganic, botanical, and bacterial types..

  8. Week 8MODULE 3 INSECTICIDE APPLICATIONS, PROTOCOLS AND USE
    • Unit 2: Insecticides (protocol and application) · 2 hours

      Explore methods of insecticide application, including pre-emergence, pre-plant, band, broadcast, dip, and directed applications.. Understand insecticide formulations, including liquid and dry formulations.. Learn about applying insecticides, including weather conditions and application equipment..

  9. Week 9MODULE 3 INSECTICIDE APPLICATIONS, PROTOCOLS AND USE
    • Unit 3: Guidelines and regulations on use of insecticide · 2 hours

      Study insecticide toxicity and pesticide certification requirements.. Understand the symptoms of insecticide poisoning and first aid procedures.. Learn safety guidelines for using insecticides, including protective clothing and respiratory devices..

  10. Week 10Review
    • Review of Module 1 · 2 hours

      Review Module 1: Classification and Characterization of Insects and Their Ecology. Focus on insect anatomy, physiology, and ecology.. Practice identifying different insect orders..

  11. Week 11Review
    • Review of Module 2 · 2 hours

      Review Module 2: Methods of Insect Control and Insect Sterilization Techniques. Focus on biological, cultural, physical, and chemical control methods.. Understand insect sterilization techniques..

  12. Week 12Review
    • Review of Module 3 · 2 hours

      Review Module 3: Insecticide Applications, Protocols, and Use. Focus on insecticide types, modes of action, and formulations.. Understand safety guidelines and regulations for insecticide use..

  13. Week 13Final Revision
    • Final Revision · 2 hours

      Complete all assignments and tutor-marked assignments (TMAs).. Prepare for the final examination by reviewing all course materials.. Practice answering review questions and sample exam questions..

Preparing for the exam

What to do
  • Create detailed concept maps linking insect orders, their characteristics, and control methods.
  • Practice insect identification using field guides and online resources, focusing on key distinguishing features.
  • Review insecticide classifications and their modes of action, creating flashcards for quick recall.
  • Study case studies on successful insect control programs, analyzing the strategies and outcomes.
  • Practice solving problems related to insecticide application rates and safety calculations.
  • Review all tutor-marked assignments (TMAs) and address any areas of weakness identified by the tutor.

Questions students ask about this course

What is EHS305 about?

This course introduces general entomology, an important branch of environmental biology. It covers the classification, anatomy, physiology, behavior, ecology, and evolution of insects. The course emphasizes the impact of insects on human life and ecological interactions across diverse ecosystems. Students will learn insect identification, collection, preservation, and curation techniques. This course is beneficial for careers in entomology, museums, taxonomy, biodiversity, and insect morphology.

How many units does EHS305 have?

EHS305, General Entomology, has 9 units across 3 modules, over 68 pages of course material. You can read it one unit at a time.

Is EHS305 hard?

EHS305 is rated intermediate level, with no mathematical content. It is mostly theoretical and practical work, and it has a practical component.

How long does EHS305 take to study?

About 45 hours of study, spread across its 9 units.

How is EHS305 assessed?

EHS305 is assessed by assignments, tutor marked assignments and final examination.

What do I need before starting EHS305?

Basic Biology General Chemistry

What can I do with EHS305?

Entomologist, Pest Control Specialist, Agricultural Scientist, Environmental Health Officer and Research Scientist.

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