NEET BIOLOGY

BIOLOGICAL CLASSIFICATION

KINGDOM PLANTAE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Gametophytic generation is dominant in
A
Angiosperm
B
Pteridophyte
C
Bryophyte
D
Gymnosperm
Explanation: 

Detailed explanation-1: -In a bryophyte, all the vegetative organs belong to the gametophyte, which is the dominant and most familiar form; the sporophyte appears for only a short period. The sporophyte is dependent on the gametophyte and remains permanently attached to it in order to gain nutrition and protection.

Detailed explanation-2: -In bryophytes, such as mosses and liverworts, the gametophyte is the dominant life phase, whereas in angiosperms and gymnosperms the sporophyte is dominant. The haploid phase is also dominant among fungi.

Detailed explanation-3: -It gets nutrition from the gametophyte. It is clear that the gametophyte is the dominant phase in the life cycle of a bryophyte in every aspect. The gametophyte is independent and photosynthetic. It is much larger in size compared to the sporophyte.

Detailed explanation-4: -Answer and Explanation: The gametophyte is the dominant generation in e) Mosses. In fact, the gametophyte is the dominant generation in all bryophytes, of which all mosses, hornworts, and liverworts belong.

Detailed explanation-5: -In pteridophytes, the gametophyte is dominant, while sporophyte is a dependent generation.

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