1. Bird with the largest wing span   Falcon   Albatross   Ostrich   Eagle   Pelican   Hint Half-n-half Clue   2. Most contagious disease   Malaria   Tuberculosis   Leprosy   AIDS   Common cold   Half-n-half Clue   3. Strongest muscle in the human body   Cardiac Muscles   Abdomen Muscles   Masseter (jaw muscles)   Eye Muscles   Sartorious   Half-n-half Clue   4. Fastest growing plant   Ferns   Palm   Coconut   Banyan   Bamboo   Half-n-half Clue   5. Fastest land animal   Hare   Tiger   Antelope   Cheetah   Gazelle   Half-n-half Clue   6. Longest cells in the human body   RBC   Nerve Cells (Neurons)   Megakaryocyte (blood cells)   Brain Cells   WBC   Half-n-half Clue   7. Heaviest bird of prey   Great Bustard   Peregrine Falcon   Andean Condor   Kori Bustard   Bald Eagle   Half-n-half Clue