By: M E Skeel
A decomposer is an organism that breaks down dead plant or animal matter. This may arouse the yuk response in many readers, but the fact is that ecosystems could not function without decomposers. This is because ecosystems depend on recycling in order to function. Humans...
By: M E Skeel
The term vascular means relating to vessels that carry fluids. In humans, the vascular system consists of the heart and the blood vessels. Veins and arteries carry blood to all the cells and the movement of blood is powered by the muscular heart. the blood...
Overlooked facts about hemp
By: Paul Benhaim
How You May Benefit From Hemp Seed and Hemp Food Nutrition Hemp seed is the basis to legal, non-drug hemp foods around the world. Hemp foods include ice-cream, non-dairy milk, snack bars, pasta, sauces and more. It’s nutritional content is second to none. So...
The difference between turgidity and wilting in plants
By: Sammy Stein
Turgidity is the state of a cell when its vacuole is full of water so its contents are pushed against the cellwalls. Because cellulose which makes the cell wall is rigid, there is little give and the cell become turgid or rigid in its ultimate...
What is a plant seed
By: Sammy Stein
A plant seed comes about as the result of pollination in which 2 gametes from same (self pollination) or different plants (cross pollination) unite to create a zygote. The zygote develops within the ovary to become an embryo - the beginnings of a new plants-...
Importance of the dispersal of seeds and fruits
By: Sammy Stein
Seeds and fruits contain the next generation of plants. Some plants like annuals die relying completely on the success of their seeds for the next generation whilst others produce few seeds over their lifetime but those seeds are borne in large pods or fruits to...
The ascent of sap in plants
By: Sammy Stein
Sap in plants is a mixture of water and dissolved mineral salts contained in the xylem vessels. When we speak of sap, we often think of a sugary liquid but in plants, the sugary solution in the phloem does not rise in plants but is...
Types of vegetative reproduction in plants
By: Sammy Stein
Vegetative reproduction in plants can be useful because all the progeny will be identical to the parent plant. For horticulturalists, this may be useful if you get an unusually attractive shoot (or sport) from an otherwise unremarkable plant. Commercially, it makes sense to propagate this...
Different types of germination
By: Sammy Stein
Germination is an amazing event. It is when a potential new plant emerges from the seed - that seemingly dead organ which contains the embryonic plant. However, seeds are not dead but dormant. They wait for the right conditions of light, temperature and water to...
By: Radha Yudhavir
Except for students of botany, many readers may not know what the term ‘embryophytes’ connotes. Embryophytes is the botanical term for common plants that have leaves, undergo photosynthesis, have roots and are multi-cellular. They include all the common plants known to us like the...

 

1 51 52 53 54 55 85