Question

Multicarpellary and syncarpous gynoecium occurs in
(a) Tomato and Brinjal
(b) Lotus and Rose
(c) Sunflower and Tagetes
(d) None of the above

Answer 1

Hint: Plants that contain more than two carpels in a single flower and those carpels are fused together termed as multicarpellary syncarpous.

Complete answer:
Lycopersicon esculentum and Solanum melongena are the two vegetable species belonging to the family Solanaceae. nelumbo and rose belong to the family Nelumbonaceae and Rosaceae respectively. sunflower and tagetes belong to the family Asteraceae. flowers in the Solanaceae family have bicarpellary, syncarpous gynoecium, and in Nelumbonaceae, and Rosaceae gynoecium is multicarpellary and apocarpous and in members of Asteraceae, the gynoecium is bicarpellary and syncarpous.

Additional Information: - The family Solanaceae includes 2200 species belonging to 85 genera and it is commonly called the potato family. Most of them are herbs and shrubs and they contain tap root systems. they show cymose, axillary, terminal solitary, panicle inflorescence, gamopetalous, epipetalous, bicarpellary, syncarpous gynoecium which is bilocular but rarely unilocular
- The family Nelumbonaceae was once placed in the family Nymphaeaceae. They include free-floating aquatic plants. They have multicarpellary apocarpous gynoecium.
- In the family Rosaceae, the flower is pedicellate, polysepalous, multicarpellary, syncarpous gynoecium
- Daisy belongs to the family Asteraceae so it is also called the daisy family or Compositae. The flower is sessile, ebracteate, gamopetalous, bicarpellary syncarpous gynoecium.
So, the correct answer is 'None of the above'

Note: Examples of Solanaceae: Capsicum frutescens, Nicotina tobacum, Solanum melongena, Solanum tuberosum, Lycopersicon esculentum
Examples of Nelumbonaceae: lotus
Examples of Rosaceae: almond, cherry, peach
examples of Asteraceae: sunflower, marigold, chrysanthemums.
Plants that belong to the Solanaceae are sources of vegetables, used in medicine, and also used as ornamental plants.