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Thorns.

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12y ago

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What two plants have no true stem or roots or leaves?

Algae and mosses are two examples of plants that can lack true stems, roots, and leaves. These plants typically have simple structures that allow them to absorb nutrients and carry out photosynthesis.


What is the meaning of stems?

In botany, stems are the main structural axes of vascular plants, providing support and transportation of water, nutrients, and photosynthates throughout the plant. Stems also serve as the site for growth and development of leaves, flowers, and fruits. Additionally, stems can exhibit various modifications such as thorns, tendrils, and storage structures to adapt to different environmental conditions and fulfill specific functions in the plant's life cycle.


What is the difference between sedges and grasses?

Sedges and grasses are both types of plants, but they have some key differences. One main difference is their stems: sedges have triangular stems, while grasses have round stems. Additionally, sedges typically have solid stems, while grasses have hollow stems. Another difference is in their reproductive structures: sedges have flowers with separate male and female parts, while grasses have flowers with both male and female parts on the same plant.


What is a part of the plant that is above ground?

torso


Can plants be venomous and pose a threat to humans or animals?

Yes, some plants can be venomous and pose a threat to humans or animals. These plants typically have toxic substances in their leaves, stems, or fruits that can cause harm if ingested or touched. It is important to be cautious around unfamiliar plants and to avoid contact with any plant that is known to be toxic.