Pollen Tube Growth Study Quiz

What is the primary purpose of the materials listed in the experiment?

• To create a chemical reaction

• To observe the effects of temperature on plant growth

• To study the growth of pollen tubes on stigma

• To measure the pH levels of different solutions

Why is the stigma boiled in water during the preparation process?

• To remove any impurities

• To change the color of the stigma

• To soften the tissues for easier observation

• To sterilize the stigma

What is the role of the cotton blue solution in the experiment?

• To enhance the growth of pollen tubes

• To stain the stigma for better visibility

• To act as a preservative

• To provide nutrients to the stigma

What is the purpose of using glycerin in the final steps of the procedure?

• To clean the slide

• To fix the stigma in place

• To enhance the color of the stain

• To provide a medium for pollen tube growth

What can be observed under the microscope after completing the procedure?

• Different stages of pollen tube growth

• The entire petunia flower

• The chemical composition of the stigma

• The temperature changes in the slide