list 5 things plants must do to survive on land
Since this is not my area of expertise, I searched Google under the key words "Plant functions survive land " to get these possible sources:
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http://www.bio.sdsu.edu/eb/waters/waters.html
http://en.wikipedia.org/wiki/Embryophyte
http://www.sebiology.org/publications/Bulletin/July05/salinity.html
http://books.google.com/books?id=cjgdW4SjoJcC&pg=PA616&lpg=PA616&dq=plant+functions+survive+land&source=web&ots=ruw16-41ms&sig=G-w2yAsqzdlIDkwFgeDnCe7ltt4#PPA629,M1
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search.
I hope this helps. Thanks for asking.
To survive on land, plants must perform several crucial functions. Here are five essential things plants need to do:
1. Obtain sunlight: Plants need sunlight for photosynthesis, a process that enables them to convert sunlight into energy. The leaves of plants contain chlorophyll, a pigment that captures the energy from the sun and converts it into chemical energy for their survival.
2. Absorb water and nutrients: Plants have specialized structures called roots that absorb water and essential nutrients from the soil. Water is vital for photosynthesis and transporting nutrients throughout the plant.
3. Transport materials: Plants have a system of vessels that enable the movement of water, nutrients, and other substances within different parts of the plant. The xylem vessels transport water and minerals from the roots to the rest of the plant, while the phloem vessels transport sugars and other organic compounds throughout the plant.
4. Prevent water loss: Plants have a protective outer covering called the cuticle, which helps to reduce water loss through evaporation. The cuticle, along with structures like stomata (tiny openings on the leaves), plays a crucial role in regulating water loss while still allowing for gas exchange needed for photosynthesis.
5. Reproduce: Like all organisms, plants must reproduce to ensure the survival of their species. For land plants, reproduction occurs through spores or seeds. Spores are released into the environment and can develop into new plants, while seeds are dispersed and germinate under suitable conditions, providing a greater chance for survival.
To find more detailed information about each of these functions, you can refer to biology textbooks, online resources, or scientific articles about plant biology and botany.