Question

Tanvi bought ten food items from the supermarket, which are wheat, bananas, mushrooms, onions, Porphyra (Laver), Kelps, pine seeds, Sphagnum moss, lady,fingers and potatoes. Based on hierarchical classification, how many different phyla/divisions do these items belong to?
A. 3
B. 4
C. 5
D. 6

Answer 1

Hint: Tanvi bought some food items from the supermarket including wheat, bananas, mushrooms, onions, Porphyra (Laver), Kelps, pine seeds, Sphagnum moss, lady finger and potatoes. According to hierarchical classification wheat, onion, banana, lady finger and potatoes all are the members of the Angiospermae family.

Complete Answer:
- The pine seed is a member of Gymnosperms phylum. In this phyla, the main characteristic feature is that they are having naked seed. The seeds are not enclosed in an ovary. Gymnosperms are sporophytic in nature.
- Sphagnum moss belongs to phylum Bryophyta. This is known as bog moss or peat moss. Dried peat moss has been used for surgical dressings, diapers, lamp wicks, bedding and stable litter. It is used as a soil additive by gardeners, it helps in enhancing the soil moisture, prosperity and acidity.
- Porphyra and Kelps belong to the phylum Thallophyta. They are having thallus bodies i.e. no true differentiation of root, stem and leaves. Porphyra is used to wra;p the rice and fish that compose the Japanese food sushi.
- Kelps is used to make many products like toothpastes, cakes, dairy products, frozen foods and even pharmaceuticals. Mushrooms are members of the phylum Basidiomycota. Mushrooms are acting as antioxidants called selenium. They protect against damage from aging and boost our immune system.

Therefore the correct answer is 5.

Note: Tanvi bought food items that belonged to five different phyla. Wheat, Bananas, Onion, Lady Finger and Potato are the members of phylum Angiospermae. The main feature of this phylum is the seeds are covered inside ovules. Pinesseds is a member of Gymnosperms phylum in which seeds are naked. Sphagnum moss is a member of Bryophyte phyla. This phyla is known as an amphibian of the plant family. Porphyra and Kleps are part of Thallophyta phyla. Mushroom is native of Phylum Basidiomycota.