Question

Mention the ploidy of the following:

1. Protonemal cell of a moss,

2. Primary endosperm nucleus in dicot,

3. Leaf cell of a moss,

4. Prothallus cell of a fern,

5. Gemma cell in Marchantia,

6. Meristem cell of a monocot,

7. Ovum of a liverwort,

8. Zygote of a fern.

Answer 1

(a) Protonemal cell of a moss – Haploid

(b) Primary endosperm nucleus in a dicot – Triploid

(c) Leaf cell of a moss – Haploid

(d) Prothallus of a fern – Haploid

(e) Gemma cell in Marchantia – Haploid

(f) Meristem cell of a monocot – Diploid

(g) Ovum of a liverwort – Haploid

(h) Zygote of a fern – Diploid