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