Representative Plants a Manual for the Use of Students of Botany in Secondary S
Representative Plants a Manual for the Use of Students of Botany in Secondary S
Herman S Pepoon
The book Representative Plants a Manual for the Use of Students of Botany in Secondary S was written by author Herman S Pepoon Here you can read free online of Representative Plants a Manual for the Use of Students of Botany in Secondary S book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Representative Plants a Manual for the Use of Students of Botany in Secondary S a good or bad book?
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2. What plant family is intimately associated with bac- teria, receiving much benefit therefrom ? 3. What are antitoxins ? 4. What life habits have bacteria? How do they mul- tiply, and how rapidly ? A MANUAL OF BOTANY 119 5. Why are diseases of the nose, throat, and lungs so common ? 6. What agents kill bacteria or hinder their develop- ment? 7. Why is country air said to be more pure than that of a large city? 8. What would be the condition of things were there no bacteria ? 9. How may bacter...ia gain entrance to the human body ? 10. What are " disinfectants, " " antiseptics, " " germi- cides/' " food preservatives, " and " fungicides " ? TYPE 3. COMMON BLACK MOLD OF BREAD l Home experiments. Take a small piece of bread which is stale, moisten, rub on the floor, and place in a saucer. Over all place an inverted tumbler, and set in a warm place. Watch from day to day, and notice the first appearance of the white " fuzzy " growth, and its further development until the whole has turned dark.
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