Propose an explanation for the observation that the trees secretenectar only on young leaves and not on tougher, more matureleaves.

Q: Identify the properties of water that influence the upwardmovement of water in flowering plants.

A: The plants consist of roots, stem, leaves, fruits and flowers. The conduction system in plants are…

Q: Explain when in nature seedlings are exposed to dark environments and then light environments and…

A: Evolution is any alteration in the "heritable characteristics" of the population. These…

Q: Does the Initial Uptake of Water by Seeds Depend onTemperature?

A: The transport of water, molecules, and ions in the living system are by the process called…

Q: Explain and differentiate between roots and tubers and their importance as animal feed

A: Cultivation of plants and livestock is referred to as agriculture. Growing crops, raising livestock…

Q: describe the relative tolerance of the various kinds of plants to the factors that affect them here.…

A: Tolerance of plant refers to its capacity to survive and reproduce under environmental stresses.

Q: Cotton plants wilt within a few hours of flooding of their roots. The flooding leads to low-oxygen…

A: The loss of turgidity of the sift aerial, non-woody parts of the plant causing drooping, rolling,…

Q: Describe the method of seed dispersal of the fruit & seeds in the picture below. The more detailed…

A: Maple seeds travel on the wind by using their wings, but they also attract animals as they are tasty…

Q: a. What are the two basic components of phytochrome?  b. Explain how phytochrome responds to…

A: Phytochrome is a photomorphogenetic pigment that absorbs red/far-red light and induces…

Q: On the basis of which grows faster between epicotyl and hypocotyl, compare epigeal and hypogeal…

A: The process of sprouting seed after a period of dormancy is called germination. Scientifically it is…

Q: Discuss the factors responsible for ascent of xylem sap in plants.

A: The ascent of water in the xylem is caused by the transpirational pull of the atmosphere. It is…

Q: Explain gibberellin’s role in seed germination.

A: Germination refers to the process of growth of the plant that is held within the seed which results…

Q: Describe the differences between eudicot and monocotseed germination.

A: Introduction: One of the largest groups of flowering plants is eudicots while monocots are flowering…

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

A: Salt tolerance in plants refers to the ability of plants to resist moderate or high level of salt…

Q: What substances plug wounded sieve-tube elements, thereby preventingthe leakage of phloem sap?a. X…

A: The sieve-tube elements are the pipes within the stem that transport food down from the leaves.…

Q: Explain why a short-day plant that germinates in thespring will not flower until late summer and why…

A: Plants can be specific to temperature for the growth especially for flowering. Some plants require…

Q: Explain the diference between short-day and long-day plants.

A: Step 1 Photoperiodism is the effect of photoperiods or relative lengths of day and night on the…

Q: mportance of controlled respiration in fruits

A: Respiration sets free energy which might be employed by the fruits and vegetables for his or her…

Q: Give any two examples of defense mechanism in plants against herbivory?

A: Herbivores are the organisms that derive their nutrition by feeding on leaves or other parts of…

Q: Enumerate the organs of plants in gas exchange and give its function

A: Gaseous exchange in plants takes place by the process of photosynthesis in the presence of…

Q: Explain the differences in the germination of a monocot and a dicot.

A: The plants consist of roots, stem, leaves, fruits and flowers. The conduction system in plants are…

Q: Give biological reason for cutting of trees should be discourged.

A: A complex relationship between all the living and nonliving things (plants, animals, organisms, sun,…

Q: In the mistletoe/cactus/bird paper, which of these was a response of the cactus to mistletoe seed…

A: Bees, which consume the berries and defecate on tree roots, disperse the majority of mistletoe…

Q: E. Is there an advantage of dry fruits over fleshy fruits? Give reasons.

A: Dry fruits contain common sugar and fiber, zero cholesterol and fats, and an assortment of luscious…

Q: How do xerophytic plants regulate the loss of water from the leaves under dry and arid environmental…

A: Xerophytes  The plants that adapt to grow in very less amount of water.

Q: In which weather the plants transpire more?

A: Transpiration refers to the process of evaporation precisely from the aerial parts of the plant…

Q: Primary phloem develops from: A. lateral meristem B. protoderm C. extrastelar cambium…

A: Vascular plants consists of two specialized tissues called xylem and phloem that act as a conducting…

Q: Why germination is important and how to enhance it

A: Seeds are the propagules of sexual reproduction in flowering plants.

Q: Describe the plant body for Peatmoss and pumpkin.

A: Anatomy is the branch of science that deals with the study of structure and parts of a body. Plant…

Q: Describe the role of ethylene in fruit ripening

A: Botanically a fruit may be defined as the seed-bearing structure which is found in the flowering…

Q: Explain how a wind-dispersed seed would be different from an animal-dispersed seed.

A: common type of dispersal of seeds are wind, water, animal, fire and through explosion . In plants…

Q: Which of the following explains how water is taken up by seeds?

A: Imbibition is the process of seeds absorbing water, which causes the seed layer to swell and split.…

Q: Compare epigeal and hypogeal seedlings based on which grows quicker between epicotyl and hypocotyl.

A: The hypocotyl is the part of the embryonal axis that is beneath the cotyledon in a dicot embryo. The…

Q: Compare and contrast the tracheary elements of the xylem and explain the possinle advantages of one…

A: Introduction: A complex permanent tissue of the plant that transports water and minerals from the…

Q: Discuss the effect of light and water to the leaf epinasty of monggo (Vigna radiata) seed during and…

A: The plant body is complex, made up of several systems. Each system in the body has a distinct…

Q: Dry fruits, or seeds, with plumes or wings, are adapted by dispersal by ____? Fleshy fruits are…

A: Dispersal of fruits or seeds are very important for reproduction of plants because plant can't…

Q: Explain the advantage of using plant hormones to control weeds in fields ofe crops

A: Plant hormones are the hormones that are responsible for performing different functions throughout…

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: Describe the effect on a young seedling if the cotyledons are removed when the plant breaks through…

A: Cotyledons: A young plant that grows from a seed is called a seedling.  This seed can either be of…

Q: Relate lignin with phenolic compounds and explain its roles in plant defense and physical strength…

A: Phenolic compounds have atleast one unit of phenol in their structure.

Q: A) How are the seeds of pine trees dispersed away from the parent plant? b) Suggest an advantage of…

A: Plants are majorly divided into 2 types they are vascular plants and on vascular plants. Non…

Q: What are the roles of abscisic acid in seed dormancy?

A: Abscisic acid : It is a sesquiterpene , involves in seed development and maturation , synthesize…

Q: Mature fruits have a high respiration rate. True or false ?

A: In cells, the process involving the release of energy from organic compounds for the generation of…

Q: Differentiate between  (a) Apoplast and Symplast pathways of movement of water in plants.(b)…

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

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.