1
how long does a seed take to s
1-2 weeks at most,.
what does blue light cause
hardened plants
photosynthesis formula is
6co2+6H2O+672kcal
what is pototropism
the tendancy for plants to grow towards a light source
guard cells are....
The openings or stomates in the lower leaf surface are opened and closed by the
what is Imbibition
water fills the seed
what is light intensity
the amount of light that a light source gives off
what is plant pigment
any coloured metarial found in a plant
whats TRANSLOCATION
The process by which food and nutrients are moved within a plant from one plant part
to another plant part.
Anchoring plants, storing food and absorbing water are functions of what part of a plant?
roots
what are 3 things you need for seed germination
water, oxygen, and temp
DLI stands for
daily light integral .
what % of herbaceous are filled wit water
80%-90%
whats ABSORPTION
The process by which plant roots take in water and air
In which stage of growth do plants rest or grow very little?
dormancy
what is not a requirement for seed germination
light
what is measured in photons
light quality
sexual propagation is
propagation from seeds
whats REPRODUCTION
The plant process that increases plant number
The green color of leaves is caused by the?
chloroplast/chlorophyll
what are the amin parts of a seed
embryo, seed coat, endosperm
light quantity is
the amount and duration of light emitted by a light source.
what is irrigation
applying controlled amounts of water to land
whats TRANSPIRATION
The process by which plants lose water from leaves and stems through evaporation, the
structure of plant roots,
What type of bud is on the side of a stem?
lateral/auxillary