Nucellar embryo is
Apomictic embryo
Amphimictic haploid
Adventitive embryony
Amphimictic diploid
Which one of the following pairs of plant structures has haploid number of chromosomes?
Flower is intersexual in
Double fertilization was first discovered by Nawaschin $(1898)$ in
The allogamy is best favoured by
Fruit formed without fertlisation of ovary is called