2

A seed consists solely of a protected package of elements, nutrients and plant food requiring only water and solar energy.

False

An annual plant bears fruit or flowers every year.

False

The facts of why onion cells produce an onion and not a walnut are well known to scientists.

False

The meristematic cells of a carrot could produce a tree or an elephant just as easily.

False

The root cap cells elongate and differentiate forming phloem and xylem.

False

Trees get wider when the vascular cambium adds new phloem to the rings of wood inside.

False

A seed may be described as a packaged miniature factory.

True

Meristematic cells of different kinds of plants may look alike, but the DNA messages are different.

True

The vascular cambium is one example of cells that are meristematic, that is, staying young or continuing to divide.

True

plant that grows and dies in a year

annual

Old phloem cells become:

bark

The four main zones of a root tip are all of the following, except _____.

cotyledon

food supply, part of the embryo seed plant

cotyledon

bean

dicot

maturates, develops specialized function

differentiate

The inevitable process causing increase in in the universe and loss in useful energy is called entropy.

disorder

food supply, not part of the embryo seed plant

endosperm

running down

entropy

organic catalyst, helps to cause other reactions

enzyme

The four parts of a seed include all of the following, except _____.

epidermis

Put the four stages of growth in order.

germination growth maturation death

youthful tissue (keeps growing)

meristem

grass

monocot

A dicot may be expected to have:

netted veins vascular rings

The width of a tree increases through direct growth of the:

vascular cambium

xylem

wood