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Results for Gymnosperm

Gymnosperm : General Introduction

Gymnosperms (Gr: gymnos: naked, sperma: seeds) refer to those plants whose seeds are naked and not enclosed inside the fruit. In other words,  ovary is absent. The gymnosperms are the most ancient ...

Differentiate between Gymnosperms and Angiosperms.


Gymnosperms Angiosperms
Gymnosperms are not herbaceous. Majority of angiosperms are herbaceous.
Leaves are usually pinnately compound. Leaves may be simple or compound.
Microsporophyll and megasporophyll are present. They are absent.
Ovules are naked. Ovules are protected by carpels.
Double fertilization and triple fusion are absent. Double fertilization and triple fusion are common.


Economic importance of Gymnosperms

Gymnosperms include many plants of high economic value. Some of the economic importances of gymnosperm are mentioned below:Many gymnospermous plants are usually cultivated in the gardens as ornamen...

Q. A plant which has vascular tissue but lacks seed is placed in A.ThallophyteB.BryophyteC.PteridophyteD.Gymnosperm

Pteridophytes

Pinus: Reproduction

I had explained about the male cone, female cone and the structure present inside it including the pollination in Pinus in my previous note and let us begin with the reproductive structures over he...

Pinus: Reproductive Morphology

Pinus is a monoecious plant and bears male and female cones (strobilli) on different branches of same plant.The male cone consists of microsporophylls or stamens with microsporangia and female cone...

Morphology of Pinus

Systematic position (Five Kingdom Classification)Kingdom :PlantaeDivision: Tracheophyata Sub- division: Gymnospermae Class: Coniferospida Order: Coniferales Family: Pinaceae Genus: Pinus Occurrence...

Sketch the graph y=cos X and explain its nature

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