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Question

Which of the following organisms perform waggle dance for others of their kin to indicate the direction and the distance to a source of their food?

The correct answer is

Honeybees

Understanding the Honeybee Waggle Dance

Honeybees are fascinating social insects known for their complex communication systems. One of the most remarkable is the waggle dance, a specific series of movements performed by successful foragers to inform other worker bees about the location and quality of a food source.

This dance is crucial for the colony's survival, allowing bees to efficiently collect nectar and pollen from distant locations.

How the Waggle Dance Communicates Food Location

The waggle dance conveys two key pieces of information:

  • Direction: The direction of the food source is indicated by the angle of the straight run (the "waggle") within the figure-eight pattern. This angle is relative to the vertical direction inside the dark hive, which corresponds to the direction of the sun outside. For example, dancing straight upwards means the food is in the direction of the sun; dancing downwards means the food is in the opposite direction of the sun. An angle to the left or right of vertical indicates an angle relative to the sun's position.
  • Distance: The distance to the food source is communicated by the duration or length of the waggle run. A longer waggle run signifies a greater distance. The speed of the repetitions of the figure-eight pattern also plays a role; more repetitions per unit time indicate a closer source.

Bees observing the dance can then follow these instructions to fly directly to the food source.

Identifying the Organism that Performs Waggle Dance

Let's look at the provided options:

  • Butterflies: Butterflies communicate using chemical signals (pheromones) or visual cues, but they do not perform a waggle dance to indicate food sources.
  • Dragonflies: Dragonflies are predatory insects and solitary hunters. They do not communicate food locations to their kin using complex dances.
  • Honeybees: As explained, honeybees are well-known for performing the waggle dance to communicate the direction and distance to food sources like flower patches. This behavior was famously studied by Nobel laureate Karl von Frisch.
  • Wasps: While some wasps are social, their communication methods primarily involve chemical signals, sounds, and direct interactions. They do not perform a waggle dance for food location.

Based on scientific understanding of insect behavior, the waggle dance is a unique communication method of honeybees.

Conclusion on Waggle Dance Organism

The organism among the given options that performs the waggle dance to communicate the direction and distance to a food source is the honeybee. This complex behavior is a key aspect of their social organization and foraging strategy.

Insect Communication Methods Comparison
Organism Performs Waggle Dance? Primary Communication Examples
Butterflies No Pheromones, visual displays
Dragonflies No Visual cues (territorial), flight patterns
Honeybees Yes Waggle dance, round dance, pheromones
Wasps No Pheromones, sounds, physical contact

Revision Table: Key Concepts

Concept Description
Waggle Dance Communication method used by honeybees to indicate food source location.
Direction Shown by the angle of the waggle run relative to gravity (representing the sun).
Distance Shown by the duration or length of the waggle run.
Karl von Frisch Nobel laureate who extensively studied and decoded the honeybee dance language.

Additional Information on Bee Communication

Besides the waggle dance, honeybees use other forms of communication:

  • Round Dance: Performed for food sources relatively close to the hive (typically less than 50-100 meters). This dance signals that food is nearby but does not specify direction.
  • Pheromones: Chemical signals used for various purposes, including queen signaling, alarm signals, and guiding foragers to the hive entrance.
  • Trophallaxis: The exchange of food or liquid between bees, which also serves to transfer chemical information about food sources and colony health.

The complexity of honeybee communication highlights their sophisticated social structure and ecological importance as pollinators.

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Important Questions from Ecology and Functions of an ecosystem

  1. Which of the following is NOT an abiotic component of the eco system?

  2. Which of the following isnotan artificial ecosystem?

  3. An ecosystem consists of:

  4. _______ are the producers and consumers of the earth’s resources.

  5. Which of the following is NOT an abiotic component?

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