Question

28. Select the organism in which male and female
gametophytes do not have free living existence.
1. Cedrus
2. Selaginella
3. Pteris
4. Marchantia​

Answer 1

Answer:

option 1  is correct.

Explanation:

Cedrus is gymnosperm having reduced dependent gametophytes as pollen and endosperm. In gymnosperms the male and the female gametophytes do not have an independent free-living existence and remain within the sporangia retained on the sporophytes.

Answer 2

Answer:

Cedrus

Explanation:

Unlike bryophytes and pteridophytes, in gymnosperms the male and the female gametophytes do not have an independent free-living existence. They remain within the sporangia, retained on the sporophytes. For example, Cedrus