Question

Dumb-bell shaped guard cells are found in.

• A. Xerophytes
• B. Cereals
• C. Gymnosperms
• D. Most dicots

Answer 1

The correct option is B

Cereals

The correct option is B

Explanation for correct option:

Cereals:

1. A cereal is any grass that has been grown specifically for its edible grain, which comprises the endosperm, germ, and bran.
2. Grass contains guard cells that resemble dumbbells.
3. Grasses are monocotyledons and are classified as either Gramineae or Poaceae. cereals including wheat, rice, corn, barley, millet, and others.

The explanation for incorrect options:

Option A

Xerophytes:

1. A plant species known as a xerophyte has evolved to live in environments with little liquid water, like a desert or an area covered in ice or snow in the Alps or the Arctic.
2. Cacti, pineapples, and some Gymnosperm plants are common examples of xerophytes.

Option C:

Gymnosperms:

1. The clade Gymnospermae, of which the living members are also known as Acrogymnospermae, is made up of the gymnosperms, a group of seed-producing plants.
2. Example include conifers, cycads, Ginkgo, and gnetophytes.

Option D:

Most dicots:

1. One of the two groups into which all flowering plants (angiosperms) were formerly divided are the dicotyledons, also referred to as dicots (or, less frequently, dicotyls).
2. The name alludes to one of the group's defining traits, specifically the fact that the seed has two embryonic leaves or cotyledons.

Final Answer: Dumb-bell-shaped guard cells are found in Cereal