Pollination - Study guides, Class notes & Summaries

Extreme heat during which stage of growth is most damaging to grain yields: A. seedling emergence B. pollination C. hard dough to maturity D. flag leaf B. pollination A major factor to consider in the selection of a variety of corn or soybean to plant on your particular farm is: A. hybrid lines B. fertility requirements C. water requirements D. days to maturity D. days to maturity A major factor to consider in the selection of a variety of alfalfa for northern Montana is: A. days to maturit...

Green plant phylogeny ANSWER: - green algae and land plants share a common ancestor - all green plants are photo autotrophic but not all photo autotrophic plants are green 2 major groups of green algae ANSWER: - chlorophytes: never made it to land - charophytes: sister group to all land pants - ancestral charophytes species gave rise to land plants - streptophytes have charophytes and land plants - land plants have multicellular haploid and diploid stages and diploid embryos(not foun...

Genetics Chapter 11 Exam Questions With 100% Correct Answers Mendels Factors - answer•****Law of segregation-- only pass on half of your chromosomes passed on-- supported by meiosis -- paired genes will seperate ***Independent assortment--shoe analogy in meiosis 1 -- leads to variation in cells even after just one meiotic event genetic info inside 4 germ cells is never same- X and Y- will have chrom 1-22 but 23 will be diff-- non disjunction may mess this up Austrian monk turned botanis...

Eukaryotic cells evolved when an ancestral host cell, probably a ____________ formed a mutualistic, endosymbiotic relationship with ______________ - Answer-Archaean; an alphaprotobacteria Snowball Earth Hypothesis suggests the hardened, spiny exoskeleton evolved as a result of: - AnswerRelease of calcium after global glaciations You find a colony of single celled organisms that are living (thriving and reproducing) in an extreme environment, such as an alkaline or reducing environment. Which...

Illinois Field Crop Applicators Test 100% Pass An integrated pest management program is based upon what factors? various, economical, environmentally sound, socially acceptable What is the number of pests that should be controlled to prevent economic damage from occurring? Economic threshhold Number of pests, costs of various treatments, expected yield, and expected grain value are all factors to determine.... Economic Injury level What should be done if scouting detects an important pest, bu...

AP Art History 250 Later Europe and Americas Arts and Humanities History History of Euro Portrait of Sor Juana Inés de la Cruz. Miguel Cabrera. c. 1750 C.E. Oil on canvas. first feminist, showing interest in intellect Spanish controlled Mexico, cross pollination super European painting but it is from Mexico

Who was Gregor Mendel and what did he discover? correct answers A 19th century Austrian monk who discovered the basic laws of genetics What is the Blending Theory of Inheritance? correct answers The idea that the characteristics of each parent were somehow blended in the offspring, yielding an offspring intermediate between the two parents What were the flaws of the Blending Theory of Inheritance as an explanation of heredity? correct answers It predicted that offspring would ALWAYS be int...

7. AQA GCSE Biology: Ecology Questions with complete solution 2024 Ecosystem - correct answer The interaction of a community of living organisms with the non-living parts of their environment What is a community made up of? - correct answer The populations of different species or organisms that are all interdependent in a habitat Habitat - correct answer The environment in which an organism lives Population - correct answer The total number of organisms of the same species livin...

Flowers - specialized structure for sexual reproduction, pollination by animals (insects, mammals, birds) and wind Seed - consists of an embryo and nutrients surrounded by a protective coat. Gametophytes of seed plants - develop within the walls of spores that are retained within tissues of the parent sporophyte The ancestors of seed plants were most likely_____, while seed plants are ________. - homosporous; heterosporous Ovule - consists of a megasporangium, megaspore, and one or more p...

Honors Biology – Plants Questions and Answers Graded A+ What is the primary function of roots in plants? Roots anchor the plant and absorb water and nutrients from the soil. What is the role of chlorophyll in photosynthesis? Chlorophyll absorbs light energy, which is used to convert carbon dioxide and water into glucose. How do stomata regulate gas exchange in plants? Stomata open and close to allow the exchange of oxygen, carbon dioxide, and water vapor between the plant a...