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Plantlife study
plantlife vocab.
18
Science
5th Grade
05/07/2007

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Term
photosynthesis
Definition
The process by which plants make food
Term
epidermis
Definition
The outer layer of cells of a leaf
Term
palisade layer
Definition
The layer of cells in a leaf where most photosynthesis occurs
Term
cellular respiration
Definition
Process by which cells release energy from food in order to carry on life processes
Term
embryo
Definition
Tiny plant inside a seed
Term
cotyledons
Definition
Structures where food is stored in seeds
Term
germinate
Definition
To sprout
Term
seedling
Definition
Plant stage when a germinated seed begins growing and making its own food
Term
vegetive propagation
Definition
A form of asexual reproduction in plants; reproduction without seeds
Term
grafting
Definition
A form of artificial reproduction that can produce desirable characteristics in woody plants
Term
tissue culture
Definition
Process of growing plants artificially in labatories
Term
fertilization
Definition
The joining of a male reproductive cell with a female reproductive cell
Term
stamen
Definition
The male part of a flower
Term
pistil
Definition
The female part of a flower
Term
ovary
Definition
The part of a flower that contains the eggs
Term
tropism
Definition
A plant's response to a stimulus
Term
phototropism
Definition
A plant's resonse to light
Term
gravitropism
Definition
A plant's response to gravity
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