Q: What are the factors or characteristics of a medicinal plant that
A: There are certains criterias to be followed while harvesting the medicinal plants .such as the…
Q: Enlist advantages and disadvantages of vegetative propagation. 2- Define the critical stages, and…
A: 1- Vegetative propagation:Is a Asexual method of reproduction in plants. In this vegetative parts of…
Q: May I ask why are there 10 plants that will be used?
A: Sample size Sample size is the number of organisms use in a set of experiment.
Q: ow the pathogens move within the plant body
A: The bacterium that will cause the disease on the plant is known as a plant pathogen. Some plant…
Q: What part of the source plant is used to make aspirin?
A: Aspirin is a common drug for relieving minor aches, pains, and fevers. People also use it as an…
Q: What are the signs of pathogens in plants? Define and give examples.
A: Pathogens can be defined as disease-causing organisms. In plants, various types of organisms like…
Q: Describe how pathogens enter and move within the plant body.
A: The plant pathogen can be defined as the organism that will cause the disease on the plant. However,…
Q: Distinguish between biotrophic and necrotrophic plant pathogens.
A: The plant pathogen is the organism that causes the disease on a plant. However the relatives of some…
Q: Kindly provide 2 examples plants having "adaptations for protection" including (i) mechanical…
A: Plants are the members of the kingdom Plantae which includes not just flowering plants but also…
Q: What is apomixis and what is its importance?
A: The term Apomixis was introduced by Winkler in the year 1908.
Q: Which of the following statements best describes what is depicted in the above image? The leaf in…
A: Q. The correct option is B i.e, The leaf in the image an example of a plant defence known as…
Q: What are the three major factors involved in the development of plant diseases?
A: There are 3 major factors involved in the development of plant diseases. Each of them is described…
Q: Outline how plants protect themselves against pathogenic attack.
A: Plants represent a rich source of nutrients for many organisms including bacteria, fungi, protists,…
Q: . With over 369,000 species of angiospermsalone, why do you think we get most of ournourishment from…
A: Despite the existence of hundreds of thousands of different plant species, humans utilize three…
Q: What are the differnces between primary and secondary metabolises and how do some plants recognize…
A: Metabolites are the products formed from metabolic activities. Metabolites can be primary and…
Q: Aside from harmful pests, what are the other farm business problems?
A: Farm business otherwise called Agribusiness, an agrarian business incorporates cultivating,…
Q: Are chemical fungicides still part of integrated approach of managing plant diseases? Explain
A: Chemical fungicides are pesticides that kill or prevent fungal growth. They are the chemicals…
Q: What are the two general ways by which plant pathogens gain entry into the host plant tissue? What…
A: The organisms that enter the body of a plant (host) and affect the normal plant physiology by their…
Q: What are the positive effects of neem leaves in one's health? In 3 paragraphs , explain
A: Azadirachta indica which is most commonly known as neem, nimtree or Indian lilac, is a tree of the…
Q: How does environment affect plant disease development?
A: The diseases in plants commonly occur in regions of humidity to wet regions with cool, warm, or…
Q: what is the most significant event in the history of plant Pathology in the Philippines? Why?
A: INTRODUCTION It is a branch of science in plant diseases for studying the purposes disease managem…
Q: What is meant by variability among pathogens? Explain the significance of the variability of…
A: Generally, the offsprings produced by sexual reproduction do not have genetic information identical…
Q: How can pesticides maximize the growth and development of their plants without compromising the…
A: A pesticide is a chemical molecule (like carbamate) or a biological agent (such a virus, bacteria,…
Q: e the pesticides commonly used in the control of plant disea
A: There are a number of pesticides on the market that are meant to prevent plant diseases by blocking…
Q: Drying and aging seeds is a way to enhance seed viability and germination and at the same time to…
A: Introduction The viability of a seed accession is a measure of how many seeds are alive and capable…
Q: What caused "Foolish seedling disease" in Japan?
A: Foolish seedling disease affects the metabolism of the plant by resulting in surplus increase of…
Q: How can phytohormones maximize the growth and development of their plants without compromising the…
A: The growth in plants is irreversible i.e increase in size. Many factors influence the growth of…
Q: Classify the following plants based on the physical appearance of their defense structures: a. with…
A: Physical defense are a first line of security for some plants. These protections make it challenging…
Q: The main difference between plant defense mechanisms that use chemical secondary metabolites and…
A: Answer : Option (2) is right.- the metabolites are present at all times, and the systemic response…
Q: If a plant shows stunted growth as well as yellow leaves then what type of nutrients would be…
A: Nutrient in plant Nutrient are the elements without which a plant can not complete his life cycle.…
Q: List 5 insects that attack ornamental plants, and for each of the 5 insects, indicate the stage of…
A: Insects are known to cause damage to crops by either direct or indirect modes. The insect can…
Q: It refer to the structures of the pathogen that are found associated with the infected plant (i,e.,…
A: The visible effects of diseases on plants are called symptoms and any detectable changes in color,…
Q: Total root parasite
A: We all known plants made their own food from raw inorganic material such as sunlight, carbon…
Q: How are tree affected when there is a decrease in day length?
A: Answer- Day length is one of the main criteria that affects all the organisms directly or…
Q: Which of the following statements best describes what is depicted in the above image? The leaf in…
A: Plant defense mechanism are required for protection against herbivores they help the plant to not…
Q: Identify the type of environmental plant stress (abiotic or biotic) and suggest a response to or…
A: In plants, stress is a exterior condition in which it affect adversely the productivity, development…
Q: Explain four changes that occur as vegetative grass changes to reproduction phase
A: The reproduction phase is the second stage of the cell cycle, during which the cell copies its DNA…
Q: The following statements apply to the dose response curve of the saturation concept except: A.…
A: Introduction :- The dose–response relationship, also known as the exposure–response relationship,…
Q: How do systemic insecticides affect plants?
A: Insecticides are chemicals substances used to eliminate insects. They involve ovicides (Destroy…
Q: Discuss, the adaptations that downy mildew (plant) has evolved to invade and manipulate the hosts…
A: Downy mildew Is a fungal infection. Causative agent : phylum Oomycota Environmental condition…
Q: Plants have systemic defense mechanisms ( those that are not normally active but can be induced when…
A: Plant defense describes a range of adaptations evolved by plants that improve their survival and…
Q: If any plant is disappearing due to disease caused by salt inclusion in the soil. how can I…
A: Need of salt for the growth of a plant - Like animals are the plants , Na and Cl ions play important…
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- What are the pesticides commonly used in the control of plant diseases?what is the usefulness of plants as a model for studying the pathogenicity of P. aeruginosaWhat is meant by variability among pathogens? Explain the significance of the variability of pathogens to the occurrence of plant diseases.
- What are the four phases of growth for an epidemic? Show these phases on a diagram. (Plant Pathology)How much of world food production is lost to diseases every year? What areas of the world suffers the most from plant diseases? Which areas suffer the least from plant diseases?What are the signs of pathogens in plants? Define and give examples.
