Secondary plant body Study guides, Class notes & Summaries

Virginia Commercial Pesticide Applicators Core Exam with Verified Solutions Explain the difference between key pests, occasional pests and secondary pests Key pests are nearly always present and require regular control. occasional pests are migratory or cyclical and require intermittent control. secondary pests require control only under certain conditions, such as the elimination of a key pest or the absence of a natural host. what should you do first if you see damage to a plant, ...

"Salting out" - certain ions become too concentrated in soils and draw water out of roots by osmosis, causing plant death 2 types of lateral meristems: - Cork cambium vascular cambium 2 ways to increase allele diversity/allele frequency distribution: - 1.) gene flow 2.) mutation 3 Chordate Subphyla - Urochordata, Cephalochordata, and Vertebrata 3 criteria for designating species: Boys Make Pasta - biological, morphological, phylogenetic 4 key characteristics of chordates - 1.) notochor...

SCSC 301 exams 1,2,3,4 latest update graded A+ A soil with 25% _____ and 25% ______by volume is close to ideal -water; organic matter -Air; mineral matter -Air; water -Mineral matter; organic matter Air; water Soil is a dynamic natural body having properties due to the combined effects of _______ and biota as modified by ________ acting on parent material over time. -climate; topography -Time; Weather -Topography; parent material -Biota; climate -Weather; topography climate; topography A ...

Question 1 Correct 1.00 points out of 1.00 Flag question Question text In an ecosystem, energy Select one: a. comes ultimately from bacteria b. cycles along with chemical nutrients c. typically flows from producers through a series of consumers d. typically flows from consumers to producers to decomposers Question 2 Correct 1.00 points out of 1.00 Flag question Question text Life is organized in a hierarchical fashion. Which of the following sequences correctly lists that hierarchy from least in...

What are phytonutrients? correct answers Chemical compounds made by plants that are beneficial to human health and help prevent various diseases. What are the origins of phytonutrients? correct answers Glycolysis and photosynthesis Why might it be a problem to look at isolated constituents of phytonutrients? correct answers This does not consider the synergistic interactions between phytonutrients of the whole plant, or account for energetic or traditional applications. In the whole form, ...

A soil with 25% _____ and 25% ______by volume is close to ideal -water; organic matter -Air; mineral matter -Air; water -Mineral matter; organic matter correct answer: Air; water Soil is a dynamic natural body having properties due to the combined effects of _______ and biota as modified by ________ acting on parent material over time. -climate; topography -Time; Weather -Topography; parent material -Biota; climate -Weather; topography correct answer: climate; topography A soil ...

WSU Biology 106 Final Exam QUESTIONS AND CORRECT DETAILED ANSWERS Three basic plant organs - ANSWER- roots, stems, leaves roots - ANSWER- Absorbs water and minerals from the ground. Anchors plant in ground. Stems - ANSWER- Carry substances between roots and leaves; provide support for plant; holds leaves up to sunlight leaves - ANSWER- The main photosynthetic organs of vascular plants. Nodes - ANSWER- the points at which leaves are attached internodes - ANSWER- the stem segments bet...

Plants Architecture - correct answer-Plant needs i. collection & conversion of solar energy -> leaves ii. positioning & support of leaves -> stems iii. anchorage & absorption -> roots iv. transport -> vascular system Leaf Structure - correct answer-Epidermis, Mesophyll, and Vein (Vascular Bundle) Epidermis contains what? - correct answer-- Cuticle - Guard cells with Stomata Epidermis - correct answer-outermost cell layer of a plant body cutin: (wax) excreted by epider...

Nutrition is defined as - The study of the function and interaction of nutrients, and the processes by which the body uses them. An essential nutrient is not - Synthesized by the body in sufficient quantity. In a complete chemical analysis of food, in general, the greatest component would be - water An organic compound can be defined as - a substance or molecule containing carbon A nutritional deficiency can be detected in its earliest stages by - Laboratory tests of urine and blood samp...

WSU Biology 106 Final Exam QUESTIONS AND CORRECT DETAILED ANSWERS Three basic plant organs - ANSWER- roots, stems, leaves roots - ANSWER- Absorbs water and minerals from the ground. Anchors plant in ground. Stems - ANSWER- Carry substances between roots and leaves; provide support for plant; holds leaves up to sunlight leaves - ANSWER- The main photosynthetic organs of vascular plants. Nodes - ANSWER- the points at which leaves are attached internodes - ANSWER- the stem segments bet...