Explanation:
1. A filter flask is made up of heavy, transparent glass and suction pump at one side. This kind of flask is used for filtering or distillation of substances and is not the best option for measuring as it is not accurate.
2. An Erlenmeyer flask is a conical flask that is best suitable for titration and for storing chemicals.
3. Volumetric flasks are the best kinds for preparing accurate volumes. They are used for making accurate measurements of solutions.
Answer:
I'm sure it's none of the above. The planting method where seeds are placed on top of a peak is called Hand Sowing.
Answer: Option C.
Vehicle
Explanation:
It is vehicle because, vehicle is a non living source that serve as an agents or carrier if infectious diseases and that infect or affect many people.
In this case a drinking glass of water is a non living source because it is does not have life and the pathogens that causes influenza are in it and as people begin to share the drinking glass of water, the pathogens are transmitted and they have influenza.
Space satellites
Environmental