EVERYDAY SCIENCE

SCIENCE

BOTANY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ is gymnosperms
A
Cycas
B
Xylaria
C
Cassia
D
Coconut
Explanation: 

Detailed explanation-1: -Is Cycas a flowering plant? Cycas is a gymnosperm that produces naked seeds, but does not produce flowers and fruits.

Detailed explanation-2: -It possesses a naked seed, Cycas belongs to the gymnosperm order Cycadales. It is not contained within a fruit. Because there is no double fertilization, the endosperm produced is haploid rather than triploid. As ovules (or seeds) are created inside the fruit, it is not considered angiosperm.

Detailed explanation-3: -Cycas, Pinus and Ginkgo are examples of Gymnosperm.

Detailed explanation-4: -In Cycas, the seed does not occur inside a fruit but lies naked or exposed on the surface of megasporophyll. Before fertilization and the formation of the seed, the ovule is naked. This is a characteristic of Gymnosperms. Hence Cycas is a gymnosperm.

Detailed explanation-5: -Cycas. Pinus. Araucaria. Thuja. Cedrus. Picea. Abies. Juniperus. More items

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