A) Enfleurage B) Steam distillation C) Solvent extraction D) Maceration
A) Filtering the essential oil B) Separating the water from the oil C) Cooling the vapor and converting it back to liquid D) Heating the plant material
A) Resinoid B) Hydrosol C) Absolute D) Concrete
A) Only the flowers B) Only the roots C) Varies depending on the plant species D) Only the leaves
A) Whole, uncut B) Powdered very finely C) Chopped or ground to increase surface area D) Pressed into cakes
A) To increase the oil yield B) To create different scents C) To sterilize the plant material D) To prevent damage to the essential oil molecules
A) Tap water B) Salt water C) Well water D) Distilled water
A) Condensation B) Fractionation C) Emulsification D) Separation
A) Plastic B) Stainless steel C) Copper D) Glass
A) Heating the water for the distillation B) Filtering impurities from the oil C) More efficient cooling of the vapor D) Adding minerals to the hydrosol
A) Submerging plant material in water and boiling it B) Cooling the plant material with water C) Adding hydrosols to the plant material D) Using only steam for distillation
A) 1-2 months B) 1-3 years C) Indefinitely D) 5-10 years
A) Cardboard boxes B) Clear plastic bottles C) Dark glass bottles D) Metal containers
A) To increase the oil's potency B) To prevent the oil from evaporating C) To protect the oil from light degradation D) To make the oil look more appealing
A) Storage conditions B) Plant quality C) Distillation technique D) All of the above
A) It is a scientifically verified grading system B) It has no official or regulated meaning C) It means the oil is certified organic D) It guarantees the oil's effectiveness
A) To dilute the oil B) To preserve the oil C) To remove any remaining water from the oil D) To add a pleasant scent to the oil
A) Wearing gloves B) Proper ventilation C) Wearing goggles D) Using a fire extinguisher
A) Apple B) Tomato C) Lavender D) Lettuce
A) Freezing the essential oil to increase its potency B) Re-distilling the hydrosol with the original plant material C) Blending different essential oils together D) Adding preservatives to the essential oil
A) It makes the distillation process faster B) It increases the amount of oil extracted C) It prevents the plant material from burning D) Steam cannot penetrate evenly, reducing oil yield
A) 10:1 B) 1:10 C) 1:1 D) The plant material is fully submerged in water
A) Adding a colorant to the oil B) Filtering the plant material before distillation C) Adding a synthetic fragrance to the oil D) Further purification of the essential oil through repeated distillation
A) To make the oil smell better B) To increase the boiling point of the water C) To preserve the hydrosol D) To disinfect the plant material
A) Continuous still B) Industrial column still C) Molecular still D) Stovetop still
A) To sterilize the equipment B) To increase the lifespan of the equipment C) To prevent contamination of future distillations D) To make the equipment look more appealing
A) Harvest time only affects the color of the oil. B) Harvest time can significantly affect the yield and quality of the oil. C) Harvest time has no impact on essential oil. D) Harvest time only affects the scent of the oil.
A) Measuring the plant material density. B) Measuring the refractive index of the oil. C) Measuring the pH of the hydrosol. D) Measuring the boiling point of the water.
A) Heating the plant material. B) Separating the essential oil from the hydrosol. C) Filtering impurities from the hydrosol. D) Adding nutrients to the essential oil.
A) Easily evaporates at room temperature. B) Toxic if ingested. C) Highly flammable. D) Solid at room temperature. |