50 MCQ on Dammer Bee (Tetragonula iridipennis) for Agricultural Exams


1. Dammer bee is scientifically known as:

A. Apis dorsata
B. Apis cerana
C. Tetragonula iridipennis
D. Melipona quadrifasciata

Answer: C
Rationale: The Indian dammer (stingless) bee is Tetragonula (Trigona) iridipennis.


2. Dammer bees belong to which family?

A. Formicidae
B. Vespidae
C. Apidae
D. Megachilidae

Answer: C
Rationale: All honey bees, including stingless bees, belong to Apidae.


3. Dammer bees are commonly called:

A. Rock bees
B. Little bees
C. Stingless bees
D. European bees

Answer: C
Rationale: Dammer bees lack a functional sting.


4. The sting of Tetragonula iridipennis is:

A. Highly poisonous
B. Moderately painful
C. Absent or vestigial
D. Used only by queen

Answer: C
Rationale: Dammer bees are stingless.


5. Dammer bees are mainly distributed in:

A. Europe
B. Africa
C. Tropical and subtropical regions
D. Polar regions

Answer: C
Rationale: They thrive in warm tropical climates.


6. Nesting habit of dammer bees is:

A. Open comb on trees
B. Underground
C. Cavities in walls, trees, or soil
D. Hanging from cliffs

Answer: C
Rationale: They nest in small enclosed cavities.


7. The material commonly used by dammer bees to seal nest entrances is:

A. Wax only
B. Mud only
C. Resin and wax (propolis)
D. Pollen

Answer: C
Rationale: Resin mixed with wax forms protective barriers.


8. Honey produced by dammer bees is known as:

A. Rock honey
B. Forest honey
C. Stingless bee honey
D. Artificial honey

Answer: C
Rationale: It is commonly called stingless bee honey.


9. Compared to Apis mellifera, dammer bee honey yield is:

A. Higher
B. Similar
C. Much lower
D. Zero

Answer: C
Rationale: Dammer bees produce small quantities of honey.


10. The taste of dammer bee honey is usually:

A. Very sweet
B. Bitter
C. Sweet and slightly sour
D. Tasteless

Answer: C
Rationale: High moisture and organic acids give a sour note.


11. Moisture content of dammer bee honey is:

A. Very low (<10%)
B. Similar to Apis honey
C. Higher than Apis honey
D. Absent

Answer: C
Rationale: Stingless bee honey has higher moisture.


12. Dammer bee colonies are:

A. Solitary
B. Parasitic
C. Eusocial
D. Nomadic

Answer: C
Rationale: They show advanced social organization.


13. The caste system in dammer bees includes:

A. Queen only
B. Worker only
C. Queen, workers, and drones
D. Queen and drones only

Answer: C
Rationale: Like other bees, they have three castes.


14. Worker bees of dammer bees are:

A. Fertile females
B. Sterile females
C. Fertile males
D. Immature forms

Answer: B
Rationale: Workers are sterile females.


15. Main function of drones in dammer bees is:

A. Foraging
B. Nest defense
C. Mating with queen
D. Wax secretion

Answer: C
Rationale: Drones exist mainly for reproduction.


16. The queen of dammer bee is:

A. Smaller than workers
B. Same size as workers
C. Larger than workers
D. Wingless

Answer: C
Rationale: The queen has a larger abdomen.


17. Development of dammer bees is:

A. Incomplete metamorphosis
B. Complete metamorphosis
C. No metamorphosis
D. Direct development

Answer: B
Rationale: Bees undergo egg–larva–pupa–adult stages.


18. The brood cells of dammer bees are:

A. Hexagonal and regular
B. Large and exposed
C. Irregular and pot-like
D. Hanging freely

Answer: C
Rationale: Stingless bees build irregular brood cells.


19. Food storage pots in dammer bee nests store:

A. Wax only
B. Honey and pollen
C. Royal jelly
D. Water

Answer: B
Rationale: They store honey and pollen in separate pots.


20. Dammer bees mainly forage for:

A. Nectar and pollen
B. Leaves only
C. Fruits
D. Insects

Answer: A
Rationale: Nectar and pollen are primary resources.


21. Foraging range of dammer bees is:

A. Very long (10 km)
B. Moderate (2–3 km)
C. Short (300–800 m)
D. Unlimited

Answer: C
Rationale: Small body size limits flight range.


22. Dammer bees are excellent pollinators because they:

A. Are aggressive
B. Visit flowers frequently
C. Have large colonies
D. Produce more honey

Answer: B
Rationale: Frequent flower visits enhance pollination.


23. Dammer bees are especially useful for pollination of:

A. Tall forest trees only
B. Greenhouse and small flowers
C. Wind-pollinated crops
D. Aquatic plants

Answer: B
Rationale: They are effective in confined spaces.


24. The scientific study of stingless bees is called:

A. Apiculture
B. Melittology
C. Meliponiculture
D. Sericulture

Answer: C
Rationale: Meliponiculture deals with stingless bees.


25. Dammer bee rearing is gaining importance mainly due to:

A. High honey yield
B. Medicinal value of honey
C. Aggressive nature
D. Low pollination ability

Answer: B
Rationale: Their honey has medicinal properties.


26. The medicinal value of dammer bee honey is attributed to:

A. Low sugar
B. High antioxidants and enzymes
C. Artificial additives
D. Low moisture

Answer: B
Rationale: It is rich in bioactive compounds.


27. Dammer bees defend their colony mainly by:

A. Stinging
B. Biting and resin smearing
C. Flying away
D. Chemical spray

Answer: B
Rationale: They bite and apply sticky resin.


28. Entrance of dammer bee nest is usually:

A. Wide open
B. Closed permanently
C. Narrow and tube-like
D. Multiple large openings

Answer: C
Rationale: Narrow entrances aid defense.


29. Dammer bee colonies reproduce mainly through:

A. Swarming like Apis
B. Colony fission (splitting)
C. Egg laying only
D. Absconding

Answer: B
Rationale: Colonies divide gradually.


30. The major limitation of dammer bee honey production is:

A. Poor quality honey
B. Low colony population
C. Very small honey yield
D. Seasonal death

Answer: C
Rationale: Honey quantity is very limited.


31. Dammer bees prefer nesting in:

A. Open sunny places
B. Cold regions
C. Dark and protected cavities
D. Underground waterlogged areas

Answer: C
Rationale: Cavities provide protection.


32. Compared to Apis bees, dammer bees are:

A. Larger
B. More aggressive
C. Smaller and docile
D. Highly migratory

Answer: C
Rationale: They are small and non-aggressive.


33. Dammer bee honey is usually harvested by:

A. Centrifuge extractor
B. Cutting frames
C. Syringe or suction method
D. Boiling combs

Answer: C
Rationale: Honey is stored in small pots.


34. The color of dammer bee honey is generally:

A. Colorless
B. Light yellow to amber
C. Blue
D. Black

Answer: B
Rationale: Color varies with floral source.


35. Dammer bees are active mainly during:

A. Night
B. Early morning and daytime
C. Late night
D. Midnight

Answer: B
Rationale: Foraging occurs during daylight.


36. Which crop benefits significantly from dammer bee pollination?

A. Wheat
B. Rice
C. Vegetables and fruit crops
D. Sugarcane

Answer: C
Rationale: Many horticultural crops benefit.


37. Dammer bees communicate mainly through:

A. Complex waggle dance
B. Sound only
C. Chemical signals and simple movements
D. Light signals

Answer: C
Rationale: Communication is simpler than Apis bees.


38. The average colony size of dammer bees is:

A. Very large (>50,000)
B. Moderate (10,000–20,000)
C. Small (1,000–5,000)
D. Single bee

Answer: C
Rationale: Colonies are relatively small.


39. Dammer bee wax is:

A. White and pure
B. Dark and mixed with resin
C. Colorless
D. Absent

Answer: B
Rationale: Wax is mixed with plant resins.


40. The main threat to dammer bee populations is:

A. Excess honey harvesting
B. Habitat destruction and pesticide use
C. Cold temperature
D. Over-feeding

Answer: B
Rationale: Habitat loss and chemicals reduce colonies.


41. Dammer bees are environmentally important because they:

A. Produce large honey quantities
B. Control insect pests
C. Enhance biodiversity through pollination
D. Improve soil fertility

Answer: C
Rationale: They support ecosystem pollination.


42. The queen cell in dammer bees is:

A. Separate and large
B. Same as worker cells
C. Outside the nest
D. Underground

Answer: B
Rationale: Queen develops in similar brood cells.


43. Dammer bees are best suited for:

A. Commercial honey industry
B. Large-scale migratory beekeeping
C. Small-scale backyard rearing
D. Desert ecosystems

Answer: C
Rationale: They are ideal for small-scale systems.


44. The primary product of meliponiculture is:

A. Beeswax
B. Honey
C. Royal jelly
D. Bee venom

Answer: B
Rationale: Honey is the main product.


45. Dammer bee honey ferments easily because of:

A. Low sugar
B. High moisture
C. Absence of enzymes
D. Artificial contamination

Answer: B
Rationale: High moisture promotes fermentation.


46. Dammer bees show which type of pollination behavior?

A. Wind pollination
B. Self-pollination
C. Cross-pollination
D. Water pollination

Answer: C
Rationale: They transfer pollen between flowers.


47. Dammer bee rearing requires:

A. Large land area
B. Expensive equipment
C. Minimal space and low investment
D. Cold storage

Answer: C
Rationale: It is low-cost and space-efficient.


48. Dammer bees are also called:

A. Carpenter bees
B. Mason bees
C. Meliponine bees
D. Leafcutter bees

Answer: C
Rationale: Stingless bees belong to Meliponini.


49. The main difference between dammer bee and Apis honey is:

A. Color only
B. Moisture and medicinal value
C. Sugar composition only
D. Taste only

Answer: B
Rationale: Stingless bee honey has higher moisture and bioactivity.


50. Dammer bees are best described as:

A. Large, aggressive honey producers
B. Stingless, small, efficient pollinators
C. Domesticated, high-yield bees
D. Solitary bees

Answer: B
Rationale: Their key value lies in pollination and medicinal honey.



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