Question

The following structures are found on the underside of fern leaves and contain sporangia:

1. sori

2. rhizomes

3. megaphylls
4. microphylls

Short answer

The correct answer is option a. Sori is found on the underside of fern leaves and contain sporangia.

Step-by-step solution

Introduction

Ferns

• .They are probably the most well-known seedless vascular plants.
• Ferns can be found in a variety of habitats, from the tropics to temperate woodlands.
• The majority of ferns like wet, shady environments.

Explanation

The correct answer is option a.

The explanation for the correct answer is

• A fern is a sporophyte with fronds, which are enormous complex leaves.
• Sori are sporangia groups seen on the underside of mature fronds.

The explanation for incorrect options

Option b - A rhizome is a modified plant stem with nodes that give roots and shoots.

Option c -Microphylls are leaves that are tiny in size and have simple venation.

Option d - Megaphylls have many veins in their leaves.