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Question:

Which one of the following organisms is correctly matched with its three characteristics?

Tomato- twisted aestivation, axile placentation, berry

Pea-Cz-pathway, endospermic seed, vexillary aestivation

Onion-Bulb, imbricate aestivation, axile placentation

Maize-C4pathway, closed vascular bundle, scutellum

Solution:

Correct option is D. Maize-C4pathway, closed vascular bundle, scutellum. Maize plant shows Kranz anatomy, with C4 cycle. Does not exhibit secondary growth so, closed vascular bundle has a single cotyledon which is called the scutellum. So, the correct answer is 'Maize-C4pathway, closed vascular bundle, scutellum'.