Plants: Green Factories
About how many cells does the human body contain?
30(10 12)
complex tissue
A mass of cells with more than one cell type makes up a
vacuole
A part of the plant cell that may contain crystal or poisons harmful to living protoplasm is the
endoplasmic reticulum
A system of membranes that appears to be a factory for life processes and a cell communication system for chemical messages.
meristematic
Cells that multiply and produce growth at various parts of a plant are:
True
The vascular cambium is one example of cells that are meristematic, that is, staying young or continuing to divide.
vascular cambium
The width of a tree increases through direct growth of the:
bark
Old phloem cells become:
germination
The beginning of the development of a plant from a seed is called
Nicholas de Saussure
The first chemist to begin quantifying the process of photosynthesis was:
splitting of water molecules
The oxygen which is released into the air by a plant originates from:
short stem
What primary genetic characteristic of wheat dramatically helped wheat production in India?
ecological
What type of general classification is a xerophyte?
from the atmosphere
Where do plants obtain the oxygen necessary to utilize foods?