Which of the following is not a way in which antifungaldrugs are effective?(a) They interfere with nucleic acid synthesis.(b) They increase plasma membrane permeability causingexcessive leakiness of essential substances.(c) They can impair the mitotic spindle apparatus.(d) They can induce mycorrhizae production.(e) None of the above

Q: Scientists observe that the roots of legumes grow around nitrogen- fixing bacteria capable of…

A: The root nodules of leguminous plants are surrounded by nitrogen-fixing bacteria that help to…

Q: Mycorrhiza is an example of what?

A: Mycorrhiza is an interaction between the fungus and higher plant roots where, the plant root…

Q: Which of the following uses light-powered organic molecules from one symbiont to fuel the capture of…

A: Symbiosis is a mutual relationship in which both participants help each other for survival. The…

Q: is the potato a living organism? is it alive? how do you know?

A: Biologists are continuously studying about the exact concept of life. Living things are too diverse,…

Q: For which process are the microorganisms in root nodules of legumes important?

A: Introduction:  Legumes are form a symbiotic relationship with nitrogen-fixing soil bacteria  which…

Q: Why are the spores a good dry lubricant?

A: Spores are microscopic units that are present in life cycle plants, fungi, algae, or protozoa. They…

Q: Describe the two metabolic pathways that plants use to assimilate N, whether the source is from…

A: All proteinaceous products contain nitrogen. Protein or nitrogen in the plants is important source…

Q: Imagine you pull away the cover slip and drip 10 drops of deionized water on the young Elodea leaf,…

A: Plasmolysis can be reversed if the cell is placed in a hypotonic solution. Stomata help keep water…

Q: What is the difference between a rhizoid and a rhizome?

A: The rhizoid differ from rhizome in many aspects such as,

Q: How is primary growth different from secondary growth?

A: With respect to the plant physiology:

Q: What is a possible function of cytoplasmic movement in Physarum?

A: Physarum is a genus of mycetozoan slime molds. They feed on bacteria, protozoa, fungal spores.

Q: What is meant by suction force of the plant cell? Does the suction force facilitate or make…

A: Transpiration is the loss of water from the stomata of plant leaves. Transpiration of water from…

Q: Why rice plants infected by fungus Gibberella fugikuroi grow foolishly tall?

A: Plants are mainly multicellular organisms, predominantly photosynthetic eukaryotes of the kingdom…

Q: Why would excess water tend to accumulate in Amoeba?

A: Osmosis is the process in which water tends to move from higher concentration to lower concentration…

Q: What are the advantages of mycorrhizal associaation?

A: Mycorrhizae defined as the mutual beneficial relationship between root of a plant and fungus i.e…

Q: What is the difference between primary and secondary growth?

A: Primary Growth: Plants have Meristematic Tissues which are responsible for the growth of the…

Q: Describe a hypothesis explaining the mutual relationship between plant roots and mycorrhizae present…

A: Introduction Mycorrhizae take nutrients like phosphorus and magnesium and deliver them to the plant…

Q: Describe how a vegetative cell, a heterocyst, and an akinete are different. How are heterocysts…

A: To describe: To describe vegetative cell, a heterocyst, and akinete uses and to determine how…

Q: A group of researchers run an experiment to determine the effect of mycorrhizae (a fungus) on plant…

A: The variables are the parameters that are changed and have different values at different conditions…

Q: Define the Root nodules and mycorrhizae ?

A: Root nodules are present in the roots of plants mainly legumes. A legume is a plant in the Fabaceae…

Q: Dikaryon formation is the characteristic feature of (a) ascomycetes and basidiomycetes. (b)…

A: There are four categories of kingdom fungi- ascomycetes, Phycomycetes group, basidiomycetes, and…

Q: In a clinical laboratory we are interested in recovering a pathogenic fungus. What is the middle of…

A: Fungi are an industrially important yet understudied category of creatures. The fungus has evolved a…

Q: which of the following phytochemicals are considerd to provider vascular support? a. flavonoids and…

A: Phytochemicals are biologically active compounds, which are derived from plant products. These…

Q: In a research work you are interested in studying the presence of certain fungi associated with the…

A: The term mycorrhiza describes the mutualistic relationship between the fungus in the plant's…

Q: What is primary growth and secondary growth?

A:

Q: The greatest difference in health between two groups of plantsof the same species, one group with…

A: Mycorrhizal fungi enhances uptake of nutrients that are poorly mobile and those which are present in…

Q: What do hyphae do for a plant partner in a mycorrhizal association? O they increase the surface area…

A: Symbiosis refers to the close biological association between two different species that is…

Q: Mycorrhizae is the example of?

A: The symbiotic association between a fungus and a plant that is mutual is more commonly known as…

Q: What is the movement of fungal hyphae towards sugar and peptones known as?

A: When any external stimuli like gravity,water,light,contact or chemicals induces movements of…

Q: Identify mycorrhizal structure that penetrates into plant roots and reasons behind this. Also,…

A: Hyphae penetrates into plant roots,also called Endomycorrhizal fungi , they colonize the root system…

Q: One of the most widely known symbioses between microorganisms and plants is that of rhizobia and…

A: Symbiosis is the kind of mutualistic relationship between two organisms, where each  organism…

Q: What is the main growth form of Volvox ? Why isn't it considered multicellular? Provide evidence…

A: Algae is a group of thalloid plants in which the body is not differentiated into true roots, stems…

Q: Which of the following characteristics is NOT exhibited by phytochemicals? 1. reduce the…

A: The phytochemicals are the plant derived chemicals that are produced by the plants during the…

Q: Choose, Which of the following is an example of a nastic response? a, a root growing down into the…

A: Non directional movements shown by plants is called as Nastic movements.The movement can be due to…

Q: What exactly is 'soil' and what process produces it? What is humus and how can soil have different…

A: Definition of soil:Soil is the uppermost weathered layer of the earth's crust.It is basically the…

Q: What are mycorrhizas? How does each participant benefit in this ecological interaction?

A: In an ecological niche, there is no such habitat where only one species can survive alone. Every…

Q: You discover an unknown mycorrhizae species associated with a legume plant and wanted to find out if…

A: Mycorrhiza is symbiotic relationships between the roots of the plant and fungus. It is a mutual…

Q: How do mycorrhizae improve the growth of trees?In what way(s) are the root nodule and…

A: Mutualism or symbiosis is an obligatory relationship in which both species are benefited from the…

Q: Movement of sugar within phloem from source to sink involves... Select all that apply.   Active…

A: Movement of sugar within phloem from source to sink involves:  Active transport Companion cell…

Q: Which of the following is an adaptation thatenhances the uptake of water and minerals byroots?(A)…

A: Plants are multicellular organisms in the kingdom Plantae. The parts of plants are stems, flowers,…

Q: Soil microorganisms, collectively referred to as dizotrophs, fix 90% of the inert nitrogen gas to…

A: The physical process that involves conversion of atmospheric nitrogen into ammonia through reduction…

Q: Do you think bacteroid is indifferent from a typical Rhizobium? If yes/no- justify your answer.

A: Bacteria are microscopic organisms that are present everywhere in the environment. They come in a…

Q: Which of the following phytochemicals are considered to provide vascular support? 1.…

A: Phytochemicals are biologically active compounds present in the plant-derived foods. Most of the…

Q: The image here shows the growth rate for Chlamydomonas as a function of temperature. Which of the…

A: Every organisms has an optimum condition for its growth. In case of bacteria the temperature is very…

Q: Can plants thrive in a soil-less environment? When will it be most useful to grow plants without…

A: Introduction: Growth is one of the fundamental characteristics of all living things. Even in Plants,…

Q: Which of the following is true of mychrrhizae?   1. The fungal hyphae of ectomycorrhizae form…

A: Given: The symbiotic association of a fungus with the roots of higher plants (gymnosperm and…

Q: Why might the ability to form dormant cysts be of great advantage to an agrobacterium but not as…

A: Dormant cysts: Dormant cysts are cysts that consist of thick-walled structures and are produced by…

Q: Give three examples of mycotoxins that still are important in agriculture. What disease and pathogen…

A: Mycotoxins are toxins that are produced by molds or fungi. These toxins can be taken up by plants…

Q: #4 What do hyphae do for a plant partner in a mycorrhizal association?    1.they decrease the…

A: Plants are known to be the primary producer of nature. They generate their own food through the…

Q: Compare and contrast root nodules with mycorrhizae.

A: Symbiotic relationship is any type of biological interaction that occurs between two different…

Soil Ecosystem

Soil provides a habitat or living environment for a large number of different species of organisms as well as plants. It provides all the essential nutrients and minerals for plants to grow. All these together form the soil ecosystem.