Plants can make sugar which is their source of calories but like people, they also need their multivitamins. They get these from their soil which is supposed to be rich in minerals but sometimes, the soil has been used up and the plants can;'t get enough to fix this, people give plants fertilizers to provide nitrogen, phosphorous, and other things the plants need. Its like multivitamins for plants.
The 2 fertilisation's are external fertilisation, or internal fertilisation. External fertilisation is the type frogs do.
fertilisation
external
They use internal fertilisation.
Fertilisation of Orchids was created in 1877.
internal
fertilisation first
The 2 fertilisation's are external fertilisation which the frog does, or internal fertilisation.
For pollination (fertilisation) purposes. No fertilisation = No crop.
Yes
this is poo if it can t answer this question
Sergei Navashin discovered double fertilisation in plants.