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Q. Which among the following is the main constituent of Biogas?

Q. Parallax of one arc second‖ is a unit of which of the following?

Q. Which among the following is in action in the process of a liquid rising in the syringe when the piston is pulled up?

Q. Hydraulic Brakes work on which principal?

Q. Some plants are ‗carnivorous‘ due to their adaptation to grow in places where the soil is thin or poor in nutrients, especially nitrogen.In this context, consider the following plants: 1.Utricularia 2.Nepenthes 3.Dionaea Which of the above plant(s) is/are carnivorous?

Q. Due to which of the processes in plants the Radiocarbon dating is possible to estimate their age?

Q. Who among the following scientists is known for devising four criteria designed to establish a causal relationship between a causative microbe and a disease?

Q. Which among the following gas has lowest auto-ignition temperature?

Q. Which among the following was the first vaccine ever to be developed?