Ovules Guides d'étude, Notes de cours & Résumés

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...

Agritechnology study guide with 100% correct answers Flower male parts stamen, filament, anther anther manufactures pollen Flower female parts Pistil (stigma, style, ovary) stigma recieves pollen Ovary contains ovules which are eggs oppurtunity cost what you give up to get something else as production of a product increases the cost to produce this product increases as well in 2006, we spent 5.7% of income on food 90% of our perishable food is shi...

BIOL 198 Module 6 Objectives Examine the symbiotic interaction of algae and fungi - answerLichen is a relationship between fungi & autotrophs Algae make food & fungi gives it a home Role of lichens - answerThey break down soil for the next organism Characteristics of algae - answerEukaryote Has cell wall, single & multi cellular, nucleus, mitochondria, autotrophic, aquatic Role of algae - answerPrimary producer, makes CO2, carbs Food source for fish Understand the evidence supporting th...

BIOL 198 Module 6 Objectives Examine the symbiotic interaction of algae and fungi - answerLichen is a relationship between fungi & autotrophs Algae make food & fungi gives it a home Role of lichens - answerThey break down soil for the next organism Characteristics of algae - answerEukaryote Has cell wall, single & multi cellular, nucleus, mitochondria, autotrophic, aquatic Role of algae - answerPrimary producer, makes CO2, carbs Food source for fish Understand the evidence supporting th...

PBIO Exam 2 Question and answers 2023/2024 verified to passThe transfer of pollen from the anther to the stigma is called? - correct answer Pollination The study of pollen is called? - correct answer Palynology The source of nutritive tissue for a growing plant (corn, wheat) and for much of the development of human civilizations is the - correct answer Endosperm Which of the following statements about pollinators is true? - correct answer A decline in pollinator populations is partly d...

The transfer of pollen from the anther to the stigma is called? correct answer: Pollination The study of pollen is called? correct answer: Palynology The source of nutritive tissue for a growing plant (corn, wheat) and for much of the development of human civilizations is the correct answer: Endosperm Which of the following statements about pollinators is true? correct answer: A decline in pollinator populations is partly due to loss of habitat Which of the following plant parts ...

what are theca? - The typical anther is bilocular, i.e. it consists of two thecae. Each theca contains two microsporangia What are microsporangia? - Are the pollen sacs. Microsporangia produce the microspores, which for seed plants are known as pollen grains How many theca and sporangia are part of each anther? - Theca: 2 Microsporangia: 4 What separates the two theca? - A longitudinal groove What are the pollen sacs lined with? - tapetum cells What are tapetum cells? - Nutrition...

Trends in Plant Evolution Chlorophyta ancestor -ANSWER ancestor of modern land plants: - Spores produced in tetrads - Parental plant retains fertilized egg - Alteration of generations: haploid gametophyte & diploid sporophyte -Biochemical similarity: chlorophylls & starch Trends in Plant Evolution Vascular tissue -ANSWER -Lower devonian --first fossil evidence of vascular tissue and stomates -Mid devonian --evidence of secondary xylem - Protogymnosperms: secondary growth and seed ...

Agritechnology study guide Exam Questions with 100% Correct Answers 2024 Flower male parts - answerstamen, filament, anther anther manufactures - answerpollen Flower female parts - answerPistil (stigma, style, ovary) stigma recieves - answerpollen Ovary contains ovules which are - answereggs oppurtunity cost - answerwhat you give up to get something else as production of a product increases - answerthe cost to produce this product increases as well in 2006, we spent 5.7% of income on -...

BIOL 198 Module 6 Objectives Examine the symbiotic interaction of algae and fungi - answerLichen is a relationship between fungi & autotrophs Algae make food & fungi gives it a home Role of lichens - answerThey break down soil for the next organism Characteristics of algae - answerEukaryote Has cell wall, single & multi cellular, nucleus, mitochondria, autotrophic, aquatic Role of algae - answerPrimary producer, makes CO2, carbs Food source for fish Understand the evidence supporting th...