Question

What are [1] and [2] in the given diagram?
A) Gills and Annulus
B) Pileus and stipe
C) Stipe and Annulus
D) Pileus and gills.

Answer 1

The figure given in the question is of mushroom. Mushroom is a fungus which is a spore bearing and fruiting body. It is produced above the ground and is used as food worldwide.

Complete answer:
The mushroom is scientifically called as Agaricus bisporus. It belongs to the Basidiomycota and Agaricomycetes. The mushroom like every fungus bear hyphae.

Structure of mushroom-
- The stem of the mushroom is known as the stipe. It is a stalk which supports the cap. It consists of sterile hyphal tissues. It is one of the identifying features of mushroom.
- The cap present on the mushroom is called the pileus. It is made up of hyphae.
- The underside of the cap bears the gills. The gills produce spores which help in the reproduction of the fungi. As a result, the fungus spreads across the ground.
- The Annulus is the ring-like structure present at the stipe. It is the remaining part of the partial veil. It is present in the mature mushroom and disappears on the emergence of a new mushroom. The position of the annulus is used to identify and classify mushrooms.

The detailed structure of the mushrooms is given below.

The correct answer is option ‘A’.

Note: The study of mushrooms is known as mycology. The parts present in the mushroom helps in identifying the mushroom. The mushrooms are edible fungi which is visible through naked eye. They can grow in wild and also be cultivated. They contain amino acids and other nutrients. The water content of mushroom is higher and fat content is the lowest.