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?