Best Study Guide Exams Questions and Answers

BOT3015 Quiz 2 Review (UCF) 2024 Exam Answers What happens to an embryo's radicle upon germination? - ANSWER-Radicle grows out and develops into first root. Radicle may develop into thick taproot with thinner branch roots. OR, after radicle formation, adventitious roots may arise that develop into a fibrous root system What are adventitious roots? - ANSWER-Roots that develop from a stem or leaf What are fibrous roots? - ANSWER-Large number of fine roots of similar diameter What are...

BOT3015 Final 2024 Exam Answers All Correct In woody plants the cork cambium produces new tissues that increase the girth of the stem. When this happens the epidermis is sloughed off and replaced by the -ANSWER- periderm What is the function of phloem in plants -ANSWER- food conduction all components of phloem -ANSWER- sieve-tube members, companion cells What is the main function of xylem in plants -ANSWER- to transport water and minerals throughout the plant The outermost cell l...

BOT3015 EXAM 3 Marking Scheme 2024 Brownian movement - ANSWER-molecules /ions in constant random motion Diffusion - ANSWER-movement of molecules or ions from region of higher concentration to region of lower concentration Molecules that are moving from a region of higher concentration to a region of lower Along a diffusion gradient molecules moving from regions of low to high concentration are said to be moving - ANSWER-against a diffusion gradient Equilibrium - ANSWER-When...

BOT3015 EXAM 3 2024 ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES (VERIFIED ANSWERS) ALREADY GRADED A+ mineral elements (inorganic nutrients) - ANSWER-1. Macronutrients: used by plants in greater amounts, constitute 0.5%-0.3% of the dry weight of plant (N, K, Ca, P) 2. Micronutrients: needed by plant in very small amounts, few parts per million of dry weight (Na, Co) Certain algae require - ANSWER-Vanadium, Silicon, Iodine hydroponics - ANSWER-a technique of grow...

BOT3015 EXAM 2 Marking Scheme What do all leaves originate as? - ANSWER-Primordia in the buds At maturity most leaves consist of - ANSWER-A stalk called the petiole and a flattened blade (lamina) A blade (lamina) consists of - ANSWER-network of veins called vascular bundle What are stipules? - ANSWER-A pair of leaf-like or thorn-like appendages are sometimes present at the base of the petiole What are sessile leaves? - ANSWER-leaves that lack petioles What are deciduous plants? -...

BOT3015 Exam 1 Marking Scheme 3 main tissue systems of plants - ANSWER- epidermal, ground, vascular 2 organ systems of plants - ANSWER- root system, shoot system The root system is specialized for what? - ANSWER- water and nutrient absorption The shoot system serves what function? - ANSWER- plant support, material transport, photosynthesis What is conduction? - ANSWER- transporting of materials throughout tissue 3.1 (Cells) What organelle do plant cells contain a lot of to perfor...

BOT3015 Exam 1 2024 Questions And Complete Solutions Pro vs Euk - ANSWER-Pro. - lack nucleus Euk. - contains nucleus, cell walls, and organelles Cells plants are typically between - ANSWER-10 - 100 micrometers Plasma Membrane - ANSWER-semipermeable outer boundary regulates movement of substances in/out of cell composed of phospholipids (2 layers) Cytoplasm - ANSWER-consists of all living cell components bound my plasma membrane Cytosol - ANSWER-fluid portion of cytoplasm...

BOT3015 CH10 Exam 2024 Questions And Complete Solutions sunlight - ANSWER- During photosynthesis, components from the air we breathe and water combine into sugars using energy from A. sunlight B. random molecular movement C. sound D. heat Respiration - ANSWER- While photosynthesis stores energy in the chemical bonds of sugar, cellular is the process by which stored energy is released from sugars and used to make ATP. Metabolism refers to the sum of all chemical reactions that occur w...

BOT3015 CH1 2024 Exam 100 Verified Marking Scheme True or false: If all green organisms died, animal life would eventually suffocate due to lack of oxygen. - ANSWER-True Currently, the human population exceeds 7 people. - ANSWER-billion Humans have dumped pollutants into our waters and atmosphere that have poisoned pets as well as useful organisms thereby disrupting the delicate balance of . A. Plants B. Food C. Populations D. Nature - ANSWER-Nature Harvesting timber can result in...

Bot303 Lab practical 1 names 2024 Marking Scheme Asplenium platyneuron (Aspleniaceae) - -Ebony spleenwort Pteridium aquilinum (Dennstaedtiaceae) - -Bracken fern Polystichum acrostichoides (Dryopteridaceae) - -Christmas fern Equisetum hyemale (Equisetaceae) - -Tall scouring rush Huperzia lucidula (Lycopodiaceae) - -Shining clubmoss Onoclea sensibilis (Onocleaceae) - -Sensitive fern Botrychium virginianum (Ophioglossaceae) - -Rattlesnake fern Ophioglossum engelmannii (Ophiogl...