Answer:
Place a glowing splint in the test tube, and if it reignites, it could be oxygen. Place a burning splint into a test tube, and if it goes out, it could be carbon dioxide. Or, place carbon dioxide gas in limewater, and if it turns milky and gets chunks, it is carbon dioxide.
Answer:
The best way to save others from the hazard is to Remove it immediately.
Explanation:
Explanation:
At the end of mitosis, the two daughter cells will be exact copies of the original cell. Each daughter cell will have 30 chromosomes
Answer: Food worker should let the dish dry (with the help of tissue paper to avoid any growth of germs on wet surface) after rinsing and also they should sanitize their hand in order to maintain proper hygiene.
Doing so can reduce the level of surface contamination on dishes (by microbes such as bateria, and viruses).
There should be proper hygiene in preparing and serving food otherwise food may cause illness to people.