Question

Match the plants of economic importance given under Column I with their scientific names given under Column II and choose the correct option.

Column I(Plants of Economic importance)	Column II(Scientific names)
A. Spices	p. Syzygium aromaticum
B. Pulses	q.Cajanus cajan
C Medicinal	r. Adhatoda vasica
D. cereals	s. Sorghum vulgare
t. Thea chinensis

(A) A=p, B=r, C=s, D=T
(B) A=p, B=s, C=r, D=q
(C) A=t, B=r, C=q, D=p
(D) A=t, B=q, C=r, D=s

Answer 1

Plants are important for the survival of all the living organisms on the Earth, since they are the producers of the food. These plants are used in various ways such as spices, pulses, cereals, fruits, vegetables, nuts, medicinal purpose etc.

Complete Answer:

1. Syzygium aromaticum: Syzygium aromaticum is the scientific name of the cloves. Where the cloves belonged to the spices. Hence the answer for spices is Syzygium aromaticum. Since these plants are rich in aroma and flavor they are used as spice and its buds are dried and used as the condiment.
2. Cajanus cajan: It is the legume. It is the scientific name of pigeon pea. The seeds are used as the pulses and contain a rich amount of protein.
3. Adhatoda vasica: It is also known as Malabar nut. These are commonly used as the medicine for the cough and asthma. Hence these are regarded as the medicinal plant.
4. Sorghum vulgare: It is the scientific name of jowar. It belongs to the grass family but included in the group cereals.
   
   Thus, the option (D) is correct.

Note: Other than the answers in the given options, Thea chinensis. It is the scientific name of tea plants. In this plant the tea is produced from the leaves and leaf buds. It is the evergreen shrub which is located in the mountain regions. The essential oil produced from this plant is used for the cosmetic and medicinal purpose.