Q: Gibberellins acts in concert with _______________ to promote stem elongation

A: Plant hormones or phytohormons are released from specialised tissue in the plants and responsible…

Q: two leaves A and B, each having the petiole in a closed test tube full of water. Each is hung on a…

A: Transpiration is the loss of water in the form of vapour from the part of plant.When stomata opens…

Q: What is a resin canal, and what is its function? Where are resin canals found?

A: There are two types of Resin canals namely Normal resin canals that exist naturally in wood and…

Q: Though cyas has two cotyledons this is not included in dicot, why?

A: Plants are the source of energy for many higher organisms that cannot prepare their own food. They…

Q: What are leaf scars? What are they for?

A: Leaves are required for photosynthesis, transpiration and respiration. Leaves have short life. Even…

Q: What is known as vascular cambium ?

A: The bodies of plants have been differentiated into several specialized tissues that perform their…

Q: What is the root cap?

A: Root is the underground part of a plant. It develops from the radicle of germinating seed. It's…

Q: What causes club root in brassicas (cabbage)?

A: The infection of clubroot occurs through its root hair which spreads through he zoospore formed by…

Q: What is the importance oflignin for the xylemformation?

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

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: In which type of germination do cotyledons remain below the soil and surfaces?

A: Hypogeal germination Hypogeal germination means the below-ground germination, where the cotyledons…

Q: The annual rings are absent from the coconuts stem. What is the reason for that?

A: Annual rings is the annual deposition of wood which helps estimate the age of a plant.

Q: What are lenticels? What is its taxonomic significance?

A: Introduction  Studying living things including animals, plants, microorganisms, and people in order…

Q: Cork cambium forms tissues that form the cork. Do you agree with thisstatement? Explain.

A: Cork cambium is a tissue present in many vascular plants as a part of the epidermis. It is one of…

Q: When describing vegetative propagation, what is meant by the proximal end of a cutting? Group of…

A: Vegetative propagation is the process in which new plants are grown from the old parts of a plant.…

Q: 18. Which of the following is a function of plant roots? a) Absorption of water b) Absorption of…

A: Natural selection:  The process of natural selection explains how an organism that is better adapted…

Q: What changes accompany the “resurrection” of a “resurrection plant”?

A: Plants are multicellular eukaryotic living organisms that are generally photosynthetically active.…

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

A: The control group here is compared with the experimental group to know the effects induced by the…

Q: Name the process by which water enters the root hairs.

A: Osmotic pressure is the hydrostatic tension exerted by a solution in an area separated by a…

Q: What do you mean by pseudoparenchyma?

A: In plants, the parenchyma is a tissue made up of living cells that are thin-walled and unspecialized…

Q: Many plants are propagated by humans through vegetative reproduction. what plant do you know of is…

A: Answer: Introduction: Vegetative reproduction is a type of asexual reproduction taking place in…

Q: What is the habit of growth of stem of (a.) carrots (b.) ginger?

A: The parts of plants are classified as root system and shoot system. Stems are a part of the shoot…

Q: What is stilt root?

A: Modifications are changes that occur in structures which bring out morphological and physiological…

Q: Why, functionally, are parenchyma cells important to fruit function in these species (apples and…

A: Plant tissues are groups of cells that work together to perform specific functions in a plant. There…

Q: Is there any study that has been done with the herb Bai Zhi (Angelica root) in veterinary medicine?…

A: Bai Zhi (Angelica root) is a traditional Chinese medicine herb that has been used for centuries to…

Q: Label the following structure/s:  (Figure 2) Potato tuber cells with starch grains, label the…

A: Cell consists of organelles which are involved in various metabolic activity like photosynthesis,…

Q: What unique character distinguishes phytochrome from all other plant pigments?

A: Phytochrome is a pigment that acts as a photoreceptor in plants and fungi. It is used by plants and…

Q: Why are some roots called Adventitious Roots?

A: Plants are living organisms belongs to kingdom Plantae . It consists of two types of system :-  A )…

Q: Although potato tuber is an underground plant part, it is considered as a stem. Give two reasons.

A: The plants shows reproduction by the vegetative reproduction process. The units of vegetative…

Q: Is there any difference between apomixis and parthenocarpy? Explain the benefits of each.

A: Introduction Inthis problem we will discuss about the differences between apomixis and parthenocarpy…

Q: What plant is this?

A: Aglaonema - Commonly know as Chinese evergreen.It's  genus of flowering plants  and belongs to arum…

Q: What is the tissue origin of the glandular trichome and stinging trichome? Is it epidermal cells or…

A: Trichomes are evolved in response to protect some plants from grazing cattle. So trichomes ( hairs)…