BOTANY 



863 



BOTANY 



OUTLINE AND QUESTIONS ON BOTANY 



Outline 



I. Definition 



(1) Science of plants 



( 2 ) A field study not a mere book study 



II. What It Deals With 



(1) The composition of plants 



(2) Their structure 



( 3 ) Functions of their parts 



III. Structure of Plants 



(1) Cells 



(2) Root 



(a) Structure 



(b) Functions 



(c) Kind of root 



1. Fibrous 



2. Fleshy 



(d) Storage of food in root 



(3) Stem 



(a) Structure 



(b) Functions 



(c) Movement of water in stem 



(d) Storage of food 



(4) Bud 



(a) Structure 



(b) Kinds of buds 



(c) Position 



(5) Leaf 



(a) Venation 



(b) Arrangement 



(c) Movements 



(d) Structure 



1. Chlorophyll 



(e) Functions 



(6) Flower 



(a) Structure 



1. Calyx 



2. Corolla 



3. Stamens 



a. Pollination 



4. Pistils 



(b) Functions 



(7) Fruit 



(a) Fleshy fruits 



(b) Dry fruits 



(c) Aggregate fruits 



(8) Seed 



(a) Storage of food in seed 



(b) Germination 



(c) Seed dispersal 



IV. Classification of Plants 



See article above 



V. History of the Science 



(1) Its early connection with medicine 



(2) Gradual development 



(3) Becomes an exact science 



Questions 



How do the insects pay for the sweets they take from the flowers? 



What plant family contains a beautiful flower, a deadly poison and two favor- 

 ite vegetables? 



What are the simplest and tiniest of all plants? 



What favorite children's story is illustrated in the growth of every plant from 

 its seed? 



Why do not all the acorns that fall to the ground produce great oak trees? 



Describe three things which plant-breeding has accomplished. 



How important are plants in the life of men and of animals? 



Why do flowers have beautifully-colored petals and sweet-smelling nectar? 



How do the seeds of the maple differ from those of the pine, and what use is 

 made of this in their classification? 



What is the name of the great group of plants which is distinguished by having 

 two seed-leaves? 



Where is the pollen in the flower to be found? 



Mention six things which you would miss if the rose family were taken out of 

 the world. 



If you see the name Quercus alba, what does it tell you? 



