Question Detail Milk is poor source of CalciumIronCopperSodium Answer: Option B Similar Questions : 1. Which of has following group of gases contribute to the 'Green House Effect' ? Carbon tetrafluoride and Nitrous oxideCarbon monoxide and Sulphur dioxideAmmonia and OzoneCarbon dioxide and Methane Answer: Option D 2. Non-clotting of blood is caused by deficiency of ? Vitamin AVitamin CVitamin EVitamin K Answer: Option D 3. Which part of eye becomes inflamed and pink when dust gets into it ? ChoroidsCorneaScleroticConjunctiva Answer: Option D 4. Photosynthesis takes place faster in ? yellow lightred lightdarknesswhite light Answer: Option D 5. Among the biotic components of the ecosystem, the producer system is ? SeaRiversGreen PlantsAnimals Answer: Option C Read more from - Biology Questions Answers