Abscission - Study guides, Class notes & Summaries

The 'classical' five naturally occurring plant hormone groups auxins, cytokinins, ethylene, gibberellins, abscisic acid The primary physiological processes regulated by auxins cell enlargement, cell expansion, stimulates production of ethylene, promotes or delays abscission, and initiates adventitious roots The primary physiological processes regulated by cytokinins cytokinesis, tissue differentiation, budbreak, apical dominance, delays senescence, and promotes cotyledon expansi...

PCA Exam Defoliants Latest 2024 Rated A+ Defoliation Leaf loss or leaf absicisson. In cotton production, it usually refers to leaf loss associated with application of a chemical that injures the leaf. Defoliation can also occur through natural leaf maturation and senessence, particularly with cooling weather after boll development Desiccation acclereated drying of plant tissue Harvest Aid Chemical chemicals with various modes of action that facilitate machine harvest by influencin...

ISA- Arborist Review Exam Study Guide with Complete Solutions 100% Verified 2024 abiotic - Correct Answer pertaining to the nonliving parts of an ecosystem, such as soil particles, bedrock, air, water. abscisic acid (ABA) - Correct Answer a plant hormone that stimulates stomatal closure and promotes seed and bud dormancy. abscission zone - Correct Answer a wall of cells at the base of a petiole, that allows the leaf to separate from the stem. - two functions: leaf drop and to protect ...

Positive Phototropism correct answers bends toward the light. Negative Phototropism correct answers bends away from light Positive Gravitropism correct answers -in roots bends down. -auxin on bottom of root Negative Gravitropism correct answers -in stems grows upward -in roots: auxin on top of root. Auxin In Shoots correct answers Promotes Elongation Auxin in Roots correct answers Inhibits Elongation Which is stronger: gravitropism or phototropism? correct answers gravitrop...

ISA CERTIFIED ARBORIST - CHAPTER 1: EXAM REVIEW QUESTIONS AND ANSWERS, RATED A+ 4 - -In the CODIT model of tree compartmentalization how many barrier walls can the tree produce? (number) (Pg 14) 12 - -Most absorbing roots grow in the top ___ inches of soil (number) (pg 8) abscission zone - -The zone that is located at the point of leaf attachment to the plant which enables a leaf to drop as needed, while minimizing the exposure of the stem to drying out or pathogens (2 words, singu...

Each pesticide business shall present to each customer for whom he or she performs a pest control service involving the application of pesticides a written statement of services or contract setting forth the following information: - Answer- Business name and address of the pesticide business; 2. Name and address of the customer; (All addresses should include the street address or rural route) 3. The name of each pest to be controlled;4. Date and location of the application of the pesticide; 5. C...

DAT EXAM STUDY Questions With Verified Answers compound interest 30 60 90 triangle 45 45 90 triangle - answer Solubitlity Rules - answer1) group 1, NO3-, NH4+, ClO4-, C2H3O2- (acetate) soluble salt 2) Most Ag+, Pb2+, Hg2 (2+) salt insoluble (exept when paired with above). Plant Hormones (A CAGE) - answerAuxin / IAA (indoleacetic acid): plant growth, elongation, phototropism Cytokinin: stimulates cytokinesis Abscisic Acid (ABA): growth inhibitor. delay growth. ©BRAINBARTER 2024/2025 ...

Arborist Test 570 Questions with Correct Answers 100% Verified 2024 3-strand rope - Correct Answer rope construction in which three strands are twisted together in a spiral pattern 7-strand, common grade cable - Correct Answer steel-cable construction in which seven strands are twisted together in a spiral pattern. Used to add supplemental structural support to trees. Terminated by wrapping onto itself. 12-strand rope - Correct Answer for arborist ropes, a braided rope consisting of 12 st...

ISA Arborist Certification Glossary Verified Questions And Answers Abiotic: Correct Answer: pertaining to the nonliving parts of an ecosystem, such as soil particles, bedrock, air, water. Abscisic acid (ABA): Correct Answer: a plant hormone that stimulates stomatal closure and promotes seed and bud dormancy. Abscission zone: Correct Answer: a wall of cells at the base of a petiole, that allows the leaf to separate from the stem. Acceptable risk: Correct Answer: the amount of risk that ...

ISA Arborist Certification Glossary Exam Questions and Answers 100% Verified abiotic: - CORRECT ANSWER-pertaining to the nonliving parts of an ecosystem, such as soil particles, bedrock, air, water. abscisic acid (ABA): - CORRECT ANSWER-a plant hormone that stimulates stomatal closure and promotes seed and bud dormancy. abscission zone: - CORRECT ANSWER-a wall of cells at the base of a petiole, that allows the leaf to separate from the stem. acceptable risk: - CORRECT ANSWER-the amoun...