Question

Answer the following questions:

What is Sporophyll?

Which is the first oxygen-producing organism?

What do you know about the leaves of ferns?​

Answer 1

Answer:

1. A sporophyll is a leaf that bears sporangia. Both microphylls and megaphylls can be sporophylls.
2. Cyanobacteria

Cyanobacteria, also called blue-green. algae, were among the earliest organisms on Earth.

3.The leaves of ferns are often called fronds. Fronds are usually composed of a leafy blade and petiole

Explanation:

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