First slide

Plant Life Cycles and Alternation of Generations

Question

Choose the correct statements.
A. The first cell of sporophyte is zygote
B. The first cell of gametophyte is spore
C. The last cell of sporophyte is Spore mother cell
D. The last cell of gametophyte is gamete

Moderate

A

A, B and C are correct
B

B, C and D are correct
C

A, B, C and D are correct
D

A, C and D are correct

Solution

The first cell of gametophyte is spore which is formed from spore mother cell by meiosis. The last cell of sporophyte is spore mother cell which forms spores by meiosis. The last cell of gametophyte is usually gamete formed usually formed by mitosis from gamete mother cell. The first cell of sporophyte is zygote which is formed by syngamy or fertilization.

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