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Worksheets

Labiatae/Volatile Oil Containing Family Introduction

Total questions: 18

Worksheet time: 9mins

Name
Class
Date
1.

A botanist examines flowers of a mint plant and records symmetry and sex. Which combination aligns with typical Labiatae characteristics?

a)

Zygomorphic and hermaphrodite flowers

b)

Actinomorphic and unisexual flowers

c)

Zygomorphic and unisexual flowers

d)

Actinomorphic and hermaphrodite flowers

2.

Which botanical name correctly corresponds to peppermint shown in the images?

a)

Mentha piperita

b)

Mentha arvensis

c)

Ocimum basilicum

d)

Salvia officinalis

3.

Which constituent is predominant in peppermint volatile oil?

a)

Menthol between fifty and ninety percent

b)

Linalool around ten to twenty percent

c)

Thymol nearly forty to sixty percent

d)

Eugenol approximately thirty percent

4.

A patient reports nausea and flatulence. Which peppermint-related use aligns with this presentation?

a)

Antimicrobial broad-spectrum therapy

b)

Carminative and stomachic actions

c)

Hemostatic and astringent effects

d)

Sedative and hypnotic properties

5.

Which botanical name correctly identifies the plant commonly known as thyme?

a)

Thymus citriodorus

b)

Thymus serpyllum

c)

Thymus albus

d)

Thymus vulgaris

6.

Which major volatile oil constituent most closely accounts for thyme’s antiseptic activity?

a)

Cymene mainly

b)

Pinene primarily

c)

Tannins chiefly

d)

Thymol predominantly

7.

A clinician seeks a herbal agent useful against hookworm while also acting as a carminative. Which choice best fits these criteria?

a)

Ginger rhizome

b)

Chamomile flowers

c)

Peppermint leaves

d)

Thyme dried tops

8.

Identify the principal volatile constituent responsible for the characteristic aroma in spearmint leaves shown in the images.

a)

Eucalyptol predominance

b)

Menthol in high proportion

c)

Thymol dominance

d)

Carvone as major component

9.

Which set correctly matches spearmint with its botanical origin, plant family, and primary part used?

a)

Mentha spicata, Labiatae, dried leaves

b)

Mentha piperita, Rutaceae, whole plant

c)

Mentha spicata, Apiaceae, fresh stems

d)

Rosmarinus officinalis, Lamiaceae, flowers

10.

A product developer wants a natural ingredient that is both carminative and suitable as a flavoring agent in teas. Which option best fits these needs as depicted?

a)

Ginger for antiemetic activity

b)

Clove owing to strong analgesia

c)

Camphor because it is antiseptic

d)

Spearmint due to carminative uses

11.

Which botanical name correctly identifies the plant commonly called garden sage and meadow sage?

a)

Salvia officinalis

b)

Salvia divinorum

c)

Salvia sclarea

d)

Salvia miltiorrhiza

12.

Which pair lists major volatile oil constituents found in Salvia’s dried leaves?

a)

Linalool and camphor

b)

Pinene and thujone

c)

Menthol and eugenol

d)

Cineole and safrole

13.

A pharmacist plans to formulate an herbal mouth rinse and a fatigue-relief tea. Which single herb from the images best fits both uses?

a)

Salvia officinalis dried leaves

b)

Matricaria chamomilla flowers

c)

Mentha piperita leaves

d)

Zingiber officinale rhizome

14.

Identify the primary volatile oil constituent in Ocimum sanctum that contributes most to its pharmacological activity.

a)

Eugenol predominates in Ocimum sanctum oil

b)

Citral predominates in Ocimum sanctum oil

c)

Thymol predominates in Ocimum sanctum oil

d)

Menthol predominates in Ocimum sanctum oil

15.

Which plant part of Ocimum is most commonly processed for medicinal and flavoring purposes?

a)

Fresh flowers are primarily processed

b)

Dried leaves are primarily processed

c)

Root rhizomes are primarily processed

d)

Green stems are primarily processed

16.

A herbalist plans a blend for cough, cold, and gastric discomfort using Ocimum. Which combination best aligns with its documented actions?

a)

Anthelmintic, laxative, nephroprotective, vesicant

b)

Hemostatic, sedative, cardiotonic, emetic

c)

Expectorant, antiseptic, diaphoretic, spasmolytic

d)

Photosensitizer, depurative, antidiabetic, rubefacient

17.

Which visual trait best helps identify Ocimum basilicum (Neyazboo) in the left diagram?

a)

Round, woody stems with solitary flowers

b)

Flattened, silver stems with spiky flowers

c)

Hollow, green stems with pendant flowers

d)

Square, purplish stems with clustered flowers

18.

In the right diagram, what processing state of Neyazboo is depicted and how might that affect identification?

a)

Dried leaves and flowers, reduces color cues

b)

Fresh whole plant, enhances leaf gloss

c)

Pressed specimen, preserves stem shape

d)

Frozen sprigs, increases trichome visibility