✅ Answers with Explanations
Q1. A. Worker bees → They secrete royal jelly to feed queen and larvae.
Q2. C. Distance and direction of food source → Waggle and round dances communicate location.
Q3. B. Drone → Unfertilized eggs (haploid) → drones. Fertilized eggs → queens/workers.
Q4. B. Hind legs → Special structures (corbiculae) form pollen baskets.
Q5. A. Ovipositor → Sting = modified ovipositor in females (workers/queen).
Q6. B. Queen mandibular pheromone → Maintains social hierarchy & suppresses worker reproduction.
Q7. B. Pesticides and parasites → Major factors causing CCD.
Q8. B. Drone → Lives only a few weeks, dies after mating.
Q9. B. Nuptial flight → Queen mates during flight once in life.
Q10. A. Diploid eggs → queens/workers; haploid eggs → drones → Classic haplodiploidy mechanism.
Q11. B. Nectar → Primary carbohydrate, later converted into honey.
Q12. B. Apis mellifera → Western honeybee, most widely domesticated.
Q13. C. Royal jelly throughout larval stage → Determines queen development.
Q14. B. Worker bee → Wax glands in worker bees secrete wax.
Q15. A. Melittin → Major active compound in bee venom.
Q16. B. Apiculture → The practice of rearing bees.
Q17. C. Nectaries → Produce nectar for pollinators.
Q18. C. Silk → Produced by silkworms, not bees.
Q19. C. Mating with queen → Drones exist only to mate.
Q20. C. Hymenoptera → Bees, ants, wasps belong to this order.