Question

Characteristics feature of gymnosperm

Answer 1

Answer:

Hi iam siddharth hope this will help you.

1. Gymnos means naked and sperma means seed

So these are those plants who produce naked seed .

2. In gymnosperms , xylem lacks vessels and phloem is devoid of companion cells.

3. They are the most primitive and simplest seed bearing plants.

4. They are usually perennial , evergreen and woody plants.

5. These come under the division Petridophyta.

6. Some examples are.

Cycas , Pinus , Ginkgo , etc.

Answer 2

Answer:

Important characteristics of gymnosperms are as follows

• In Gymnospersm ovules are not enclosed by the ovary. They remain exposed before and after fertilization.

• Seeds are naked

• Gymnosperms include medium-sized trees or tall trees and shrubs.

• Roots are taproots

• Stems are branched or unbranched

• Leaves are simple and compound

• Plant body is distinguished into root, stem and leaves and is a sporophyte

• They produce two kinds of spores hence they are termed as heterosporous

• Fertilization takes place in the absence of external water by syphonogamy.