Essential oils

Essential oils is a Science & Technology concept from the MPSC syllabus, tested in 2 past MPSC questions (2019, 2020). Below are those real questions with their correct answers and explanations, plus the concepts worth being comfortable with first.

Real questions

Years tested

2 · 2019–2020

In context

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Asked in

2020 2019

What you need to know first

Plant tissues

Real questions that test this

अत्यावश्यक तेल हे _______ म्हणून साठवले जाते / An essential oil is stored as _______

1)लहान पिशवी म्हणून / Tiny sac

2)सूक्ष्म थेंब म्हणून / Microdroplets✓ Correct

3)ग्रंथी म्हणून / Glands

4)वरील सर्व प्रकारात / All of the above

The passage says the essential oil is stored as microdroplets in tiny sacs or glands of the plant. The question asks what it is stored as, so the answer is microdroplets; the sacs and glands are where those droplets sit.

खालीलपैकी कोणास टरपिनॉइड समजले जातात ? / Which of the following is/are terpenoid/s ?

1)फक्त मेंथॉल / Only menthol

2)फक्त अ जीवनसत्व / Only Vitamin A

3)दोनों, मेंथॉल आणि अ जीवनसत्व / Both menthol as well as Vitamin A✓ Correct

4)दोनोंही नाही / Neither menthol nor Vitamin A

Terpenoids are a large class of naturally occurring organic compounds derived from five-carbon isoprene units. Both menthol (a monoterpene) and Vitamin A (a diterpenoid) belong to this class.

More Science & Technology concepts

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