Angiosperms, additionally called flowering plants, have seeds that space enclosed within an ovary (usually a fruit), while gymnosperms have no flower or fruits, and have unenclosed or “naked” seeds on the surface ar of scales or leaves. Gymnosperm seed are frequently configured as cones. The attributes that distinguish angiosperms native gymnosperms encompass flowers, fruits, and also endosperm in the seeds.
|Seed-producing flowering plants whose seeds space enclosed in ~ an ovary. |
You are watching: True or false: gymnosperms have seeds but no flowers.
|Seed-producing non-flowering plants whose seeds room unenclosed or “naked.”|
|Enclosed within an ovary, normally in a fruit.||Bare, not enclosed; discovered on scales, pipeline or as cones.|
|Seasonal (die during autumn/fall).||Evergreen|
|Present in flowers; deserve to be unisexual or bisexual||Cones; unisexual|
|Flat||scalelike , needle-like|
|Mostly rely on pollinators.||Mostly count on wind.|
|Medications , food, clothing, etc...||Paper, lumber , etc...|
Hundreds of millions of years ago, gymnosperms were the only kind of plant life ~ above Earth. In between 250 and also 200 million year ago, angiosperms started to evolve. Now, angiosperms are more widely distributed and populous, and also can be considered the leading plant life top top the planet. Angiosperms consist of a far much more diverse range of plants, v a variety of 250,000 come 400,000 species. They inhabit every sort of land and aquatic setting except the most extreme habitats. Angiosperms might be dicots or monocots.
Examples of Angiosperms and Gymnosperms
Examples the angiosperms are monocots prefer lilies, orchids, agaves (known for agave nectar) and also grasses; and dicots prefer roses, peas, sunflowers, oaks and maples.
Gymnosperm examples include non-flowering evergreen tree such as pine, spruce and fir.
Apple tree, a flowering, fruit-bearing angiosperm
Everyday flowering garden plants space angiosperms
Gymnosperm varieties number just in the thousands, through a little much more than 1,000 extant species. Lock are found in desert come semi-desert habitats.
Pine tree, a gymnosperm through needle-like leaves and a cone
Since gymnosperms and also angiosperms are both vascular plants, they have actually a sporophyte-dominant life-cycle.
Tissue formation in angiosperms above the amount and complexity uncovered in gymnosperms. Angiosperms have actually a triploid vascular tissue, flat leaves in plenty of shapes and also hardwood stems. Since of the innumerable ranges of the fruit and/or flower-bearing plants, they have actually variegated colors and shapes of leaves, flowers and also fruits.
Gymnosperms are haploid, have actually spiky, needle-like leaves and are softwood. Gymnosperms are "simpler" anatomically because they execute not bear flower or fruit, and although of different species, room usually just tall evergreens v brown cones.
More details about the anatomical differences in between angiosperms and gymnosperms are defined in the following video:
Reproduction in angiosperms can be unisexual or bisexual. The gametes space spread by wind and by insect and animal pollinators attractive by your flowers. Flowers regularly have both female and male gametes within them, and also after fertilization, the ovules construct into a fruit.
The gametes that gymnosperms are uncovered in cones. Fertilization is described as single; the pollen grains fall and also germinate directly on the ovules. Pollen spores are spread through wind alone.
Angiosperms administer virtually all plant-based food, and also most livestock feed. Grains, fruit, legumes, nightshades (including potatoes and also tomatoes), gourds, and cabbages space all angiosperms. Other angiosperms prefer cotton and also flax provide record and textiles. The hardwood that angiosperms is supplied to make hardwood floors.
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Gymnosperms from the conifer team like pine, spruce, and also fir are typically used because that lumber. Various other gymnosperms room processed into other products like soap, varnish, and perfumes.