Explain why the seeds of fruit trees like durian (Durio zibethinus), rambutan (Nephelium lappaceum), and avocado could not be stored in the cold seed storage facility for a long period of time.

Q: At which temperature pollen grains can be stored for several years in liquid nitrogen?

A: Pollen grains are produced inside the anther and come out of the anther and the dehiscence. Pollen…

Q: Plants that have acclimated to drought stress are often more resistantto freezing stress as well.…

A: The adaptation of organisms to adjust, survive, and perform normal activities at different…

Q: different type of potatoes have varying natural sugar concentrations. Explain how this may infuence…

A: Hypotonic surrounding means less solute concentration and more water concentration.  Here in this…

Q: If you want to store carrots for 3 months, then how will you store it by using low temperature…

A: We will store carrots in refrigerator at - 0.4°C and relative Humidity at 95-98%

Q: Next, soy contains isoflavones that are phytoestrogens. Define phytoestrogen and describe how the…

A: Phytoestrogens are chemicals produced from plants and are becoming common human and animal diet…

Q: Water evaporation from plant parts is called_______ . a. translocation c. transpiration b.…

A: It occurs at the leaf surface. It drives the movement of water in the xylem. Transpiration is a…

Q: Draw a graph of the abundance of each type of plant (three lines) versus water availability.…

A: Plants are autotrophs. They are called so because they are not dependent on other organisms and can…

Q: Which of the following plant structures is necessary for transpiration to occur? a. Sieve tubes c.…

A: Transpiration is an important process in which water moves through the plant parts and is evaporated…

Q: Give economic and ecological significance of Corn (Zea)

A: Zea It is commonly known as corn. It is a cereal grain. The plant has a leafy stalk which have…

Q: Two plants are in a set-up wherein they are covered by plastic. Plant 1 had a transpiration rate of…

A: Transcription Transportation is the process of the movement of water through the leaves in the…

Q: Why some plants show wilting of their leaves, even when the soil is well watered?

A: Wilting refers back to the lack of mobile turgidity in plants which ends withinside the drooping of…

Q: Answer these questions. During the growth of a tomato plant from a seed, it increases considerably…

A: Since we are allowed to answer one question at a time. Therefore we are answering the 1st question…

Q: tion gathered from observing a plant grow 3 cm over a two-week period results in

A: Plant growth can be described as the increase in volume and/or mass of a plant with or without the…

Q: Compare the nutritional compositions of different winter pulse crops, Are we fulfilling our national…

A: according to the research work and the studies based on the research studies  India is the largest…

Q: List the benefits of humus in the soil.

A: The humus is organic element of soil, shaped by the decomposition of leaves and alternative material…

Q: i. Give an example of a plant organ that functions as the source and the sink in the transport…

A: The figure represents the movement of photo-assimilates from its source location to the sink…

Q: Explain why gardeners may add a liquid feed containing nitrogen and magnesium ions to the water for…

A: Plants require mineral ions for healthy growth and yield. These mineral ions are dissolved in the…

Q: Briefly explain why research on the molecular mechanism of stomatalclosure might be of future use in…

A: Introduction: Leaves in plants are responsible to perform photosynthesis and gas exchange.…

Q: Unless frozen, water is always in _______________, always ______________ within a plant from areas…

A: Water, a substance made out of the chemical elements hydrogen and oxygen and existing in vaporous,…

Q: A fish die-off occurs in a pond near an agricultural field where fertilizer high in N and P has been…

A: Fertilizers are natural or synthetic substances, that are used in agricultural fields to increase…

Q: Fill in the blank:  To an aquatic plant. Urea is added to make the plant grow faster, butafter some…

A: Plants are multicellular organisms in the kingdom Plantae that use photosynthesis to make their own…

Q: What is the difference of pool and flux? Which of the following are pools and which are fluxes:…

A: Pool and flux are the terms used to describe the matter and energy reservoir and it's transfer in…

Q: EXPERIMENT : GRAVIMETRIC ANALYSIS OF PHOSPHORUS IN PLANT FOOD Aim: To determine the amount of…

A: This trial utilizes a method known as gravimetric examination to decide how much phosphorous (as a…

Q: Explain why the seeds of fruit trees like durian, rambutan, and avocado could not be stored in the…

A: Seeds are stored because of the prevention of seed dormancy. Dormant seeds are viable seeds that…

Q: Differentiate the saturation concept from the limiting factor concept of plant response to the…

A: In plant physiology, the limiting factor concept is defined as the environmental condition that has…

Q: he movement of water out of phloem sap and back into xylem vessels is often associated with which of…

A: C. Active transport of sugar out of phloem sap into the sink.

Q: The seeds of many seasonal northern plant species will not germinate until they have been exposed to…

A: The purpose of every living being is to reproduce,and in the case of plants this involves ensuring…

Q: high reducing sugar

A: A reducing sugar is that any sugar that is capable of acting as a reducing agent . with an alkaline…

Q: Transpiration harnesses the force of gravity to accelerate water transportation from the soil to the…

A: Transpiration It is the process of moving water through the plant and the evaporation of water…

Q: For pineapple plants, the first step of carbon assimilation (incorporating atmospheric CO2 into a…

A: C4 plants are light-dependent plants that undergo the C4 photosynthetic pathway.  These plants are…

Q: Which of these would be an appropriate unit to describe the growth rate on a patch of ground that is…

A: The growth rate is calculated for any living organisms that shows growth over time. In biology the…

Q: Mass flow occurs when; a. Soil temperatures change, thereby changing molecular motion. b.…

A: Water moves from roots to aerial parts of the plant by Mass flow.

Q: germinate

A: The germination of the seeds should be done in following steps :-    1) use of fresh and soaked…

Q: explain role of the following enzymes in feed industry- 1. phytase 2. tannase  3.amylase

A: Role of Phytase Microbial phytase is the most commonly used exogenous enzyme in the feed for…

Q: why the seeds of fruit trees like durian, rambutan, and avocado could not be stored in the cold seed…

A: Germination is the process by which an organism is able to develop from a seed or a spore to form a…

Q: Water evaporation from plant parts is called a. translocation c. transpiration b. respiration d.…

A: It happens on the leaf's surface. It propels water movement in the xylem. Transpiration is an…

Q: A gram FW of leaf tissue is likely to experience a greater 24 H respration rate than a gram FW of…

A: The plant tissues comprises of small cells and those are dividing in nature are called meristematic…

Q: describe the symptoms of nutrient deficiency in plants.

A: Nutrient deficiency refers to decrease in the level of nutrient which the plant requires for its…

Q: Drought is the main constraint for agriculture sector. What is the major consequence of water…

A: Agricultural drought by definition alludes to conditions that results in adverse plant response,…

Q: Explain how flowering in certain species of plants is controlledby cold temperatures.

A: A group of variety of plants show endothermy, and few these are equipped for thermoregulation, that…

Q: In datepalm, chlorophyll is located in the-

A: The region present between the upper and lower epidermis of leaves is called mesophyll cells.…

Q: Succulent plants from arid regions generally have waxy surface coatings. Suggest why such a layer is…

A: Succulent refers to anything juicy or tender. Succulent plants are defined as those that have water…

Q: Different types of potatoes have varying natural sugar concentrations. Explain how this may…

A: Osmolarity is defined as the number of moles of solute present in 1 liter of solution. When a…

Q: Some seeds (tomato, for example) had been germinated and the seedling grew for 2 weeks in soil,…

A: Ans:  GROUP 1

Q: the source-sink principle in plants.

A: Plants are essential to the survival of life on Earth. The intricate process of photosynthesis,…

Q: Give two examples of 'compatible solutes' produced by plants and explain how they can be used by…

A: Introduction Small compounds that act as osmolytes and assist organisms withstand excessive osmotic…

Q: Explain the role of soil pH in plant growth.

A: Soil pH is the measure of acidity or alkalinity in the soil. This level affects plant growth because…