What are opeings/pores in a leaf known as?

The leaf that bears spores in fern is known as ___________ .

What is a leaf?

Petiole part of the leaf is known as

In citrus oly on eleaflet separted form the petiole by constriction theis types of leaf is known as

Name the pores in a leaf through which respiratory exchange of gases takes place.

In a leaf, when its lamina is entire or when incised, the incisions do not touch the midrib then this type of leaf is known as