An indicator is a substance that changes colour in the presence of another substance.  Let say inside the beaker are substances of both glucose and starch. The glucose and st â¦ arch are of same colour.
How long will dwarf shrimp live? Most dwarf shrimp live between 1.5 and 3 years. There are some very long lived shrimp, such as the ope ula (Hawaiian Red Shrimp). This shrimp can live beyond 20 years in captivity. How big will dwarf shrimp get? Most dwarf shrimp stay between 1.5 and 2.5 inches.
Fresh shrimp can also be frozen for up to 8 months when stored in airtight, freezer-safe containers or bags. Frozen, pre-cooked shrimp will last up to 12 months in the freezer. If the power goes out, shrimp should be discarded if it the refrigerator temperature exceeds 40 F for more than two hours.