DENDROLOGY

DENDROLOGY AND SOCIETY

FAMILIES OF ANGIOSPERMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Why Zea mays are considered more advanced compared to Pinus sp.?
A
Xylem consists of tracheid only
B
Reproduction by producing spores
C
Phloem consists of sieve tube only
D
Reproduction by producing flower
Explanation: 

Detailed explanation-1: -Angiosperms make less pollen than gymnosperms because they relying on pollinating insects as well as wind to distribute their pollen. Gymnosperms rely on just wind. By growing colorful flowers, angiosperms attract primary pollinators like bees and butterflies who consume nectar from the flowers and gather its pollen.

Detailed explanation-2: -Angiosperms are more successful than gymnosperms for several key reasons. First and foremost, the flowering plants of angiosperms make them more attractive to pollinators like insects who efficiently spread their genes, while gymnosperms have to pollinate their own seed eggs in a less direct fashion.

Detailed explanation-3: -Compared to ferns, gymnosperms have three additional adaptations that make survival in diverse land habitats possible. These adaptations include an even smaller gametophyte, pollen, and the seed. Gymnosperms are plants that bear seeds that are “naked, ‘’ meaning not enclosed in an ovary.

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