Mitosis in Onion Root Tips Quiz

Which of the following materials is NOT required for the study of mitosis in onion root tips?

• Sodium chloride

• Hydrochloric acid

• Acetocarmine stain

• Aceto alcohol

What is the purpose of placing the onion bulbs in water for 3 to 6 days?

• To grow new roots

• To dry the roots

• To clean the bulbs

• To stain the roots

Why is it important to warm the root tip slightly on the burner after adding aceto carmine stain?

• To evaporate excess water

• To sterilize the root tip

• To ensure the stain penetrates the cells

• To dry the stain quickly

What is the next step after cutting the more stained tip portion of the root?

• Discard the entire root

• Place it back in the fixative

• Add more stain

• Mount a cover slip on it

Which stage of mitosis is NOT mentioned in the video?

• Prophase

• Interphase

• Metaphase

• Telophase