What is the advantage of having more stomata on the lower portion of the leaf rather than on the upper portion? Was this true for the monocot leaf as well?  What conclusions about stomata placement can you make from these observations?

Q: How are trees able to grow so tall (some cases over 100m) when water should be boiling in their…

A: Cohesion-tension theory was proposed by Dixon and Jolly in 1894. Water molecules have a strong…

Q: What is a xylem?

A: The plant tissues are of two types namely meristematic tissues and permanent tissues. Meristematic…

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: Which of the following statements regarding stomata is TRUE? Stomata allow gases to diffuse into and…

A:

Q: In many monocots such as grasses and irises, foliage leaves have a shape quite different from that…

A: In many monocots such as grasses and irises, foliage leaves have a shape quite different from that…

Q: Which plant tissue provides support and mechanical strength to the plant?  A. Parenchyma tissue B.…

A: Tissues providing support and mechanical strength are- Sclerenchyma and Collenchyma.

Q: In pitcher plants, the leaves terminate with a pitcher-like structure. What special function does…

A: Carnivorous plants Plants that can eat insects and/or small animals. They eat insects and other…

Q: Explain the functions of each of the tissues in the root (primary xylem, primary pollen, cortex,…

A: Ranunculus (buttercup) is a dicotyledon plant.

Q: Stomata on the leaves allow for the passage of what in and out of it?

A: Stomata Stomata are the tiny opening present on the epidermis of leaves. We can see stomata under…

Q: Plants are classified into three types based on water availability in its habitat. What are these…

A: On basis of water availability plants are classified into three types- 1. Floating 2. submerged 3.…

Q: How is a floral meristem different from a vegetative meristem? Give at least four differences

A: Meristem  It is defined as a tissue which constitutes undifferentiated cells called meristematic…

Q: How can you tell primary and secondary roots and shoots apart

A:

Q: What is the tropic response called when a plant grows around an external object like a stake or…

A: We know that when a seed germinates in the soil its root and shoot keep growing if the developing…

Q: If you were asked to design a seed out of paper and tape that could be dispersed in the air, what…

A: Plants are stationary in one place so they have developed some methods for their seed dispersal.…

Q: Which meristem is correctly matched with its location and a type of derivative cells? Answers are in…

A: In plants, the meristem is a region of cells which are capable of growth and division. It is usually…

Q: From the viewpoint of the plant, can you suggest a practical reason for branch roots originating…

A: Roots are the organs of the plants that provide anchorage to the plant. The main function of the…

Q: How does the absence of a cap at a shoot apex differ from the apical meristem of a root?

A: The root apical meristem is covered as it passes through the soil by the root cap, which is made up…

Q: What is the shape of stomata in grass leaf?

A: Plants are mainly multicellular plants that have ability to perform photosynthesis and belong to…

Q: With the help of a diagram, explain the role of potassium in the opening and closing of stomata

A: A stoma is a pore found in the epidermis of leaves, stems, and other organs. It controls the rate of…

Q: Given that (a) xylem is located toward the upper epidermis in leaf veins and phloem is located…

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

Q: Where are stomata found?  What kind of cells make up stomata?  What is the function of stomata/guard…

A: # I have answered here only 1st and 2nd question . Please send questions one by one in the portal.…

Q: Even before a seed germinates, it already has a root; what is the name of this embryonic root? In…

A: Radicle:  is the embryonic root which will develop into the primary root of the plant.

Q: You should have found more stomata on the lower portion of the eudicot leaf. What is the advantage…

A: Stomata are cell structures found in the epidermis of tree leaves and needles that help plants…

Q: What is an adventitious root? In a monocot rhizome such as that of irises and bamboo, are…

A: In-plant biology, the term adventitious roots can be defined as the roots originating from organs…

Q: Why do plants like water lily and lotus have stomata on the upper surface of their leaves and not on…

A: Plants have exchange gas such as oxygen and carbon dioxide and water vapour ie they perform…

Q: What support structure for seedless vascular plants, gymnosperms grow 10 or 100 of feet tall? -…

A: Gymnosperm is a group of seedless vascular plants that do not produce seeds or fruits. These are…

Q: Of the two types of vascular tissue found in plants, which one has end walls, and two-way movement,…

A: The vascular plants are called so because they have vascular tissue in them, there are two type of…

Q: Pines and other plants that grow in very cold climates have sunken stomata just like the plants of…

A: Pine scientific name is Pinus. It belongs to family Pinaceae. It is mostly found in the northern…

Q: What sorts of anatomical contrasts would you expect between the upper and lower surfaces of a…

A: Plants are terrestrial beings. While most of them are evolved to live in harsh conditions of land,…

Q: About STOMATA What is the benefit of keeping them open?  What it the benefit to keeping them…

A: Answer : stomata are present on the leaves of the plants and are responsible for the exchange of…

Q: What kind of stem does -Phoenix sylvestris -Cassia obtusifolia -Bauhinia anguina -Pistia…

A: In botany, the stem is that the plant axis that carries buds shoots with leaves, and roots at its…

Q: In water lilies,which layer would you find stomata?

A: Water lilies represent the flowering plant family called Nymphaeaceae. They are aquatic herbs and…

Q: What is the type of stem do shame plant and coconut tree have, are they tendrils, thorns, bulbils,…

A: The stems are the parts of the plants that grow positively phototrophic, negatively geotrophic and…

Q: Why are monocot roots slender and diffuse in appearance?

A: There are two types of roots: Monocot and dicot root. The monocot root form a wide network of the…

Q: Both cohesion-tension and root pressure are mechanisms for moving water in the xylem.  What does it…

A: Xylem is defined as a plant vascular tissue that will convey or send water and dissolved minerals…

Q: This is the specific tissue that comprise the phloem fiber cap in dicot herbaceous stem.…

A: INTRODUCTION Sclerenchyma fiber is the specific tissue that comprise the phloem fiber cap in dicot…

Q: Where is primary growth occurring in a tree less than one year old?     where the vascular cambium…

A: The tree grows mainly in two ways, that is primary and second growth. Growth of plant from the roots…

Q: What type of meristem is shown? what kind of growth do these meristems provide in plants. How is…

A: Meristem is basically a type of tissue found in the plants. Meristems are basically of three types…

Q: How would you be able to determine if an angiosperm plant is a monocot or a eudicot? Seed leaves…

A: In angiosperms or flowering plants the pollen grains and ovules are developed in specialised…

Q: on the shoot system of grass plants, can you clearly see the nodes and internodes?

A: The stem is the structure that provides support to all the structures of the plant such as flowers,…

Q: What is the term used to identify the multi-cellular ring of fibers surrounding each of the vascular…

A: * C3 carbon fixation is one in three metabolic pathways in photosynthesis for carbon fixation and…

Q: Why is it that even if you put the newly germinated seed in an inverse position (roots above), the…

A: a. Plants have three basic organs which include roots, stems, and leaves. b. They are organized into…

Q: What is the function of stomata/guard cells?  When are they open?  When are they closed?

A: Stomata (singular stoma) are tiny pores on the surface of leaves that are responsible for regulating…

Q: What is the most obvious function of foliage leaves? What are some other functions that are often…

A: A leaf is the main lateral extension of a vascular plant stem that is generally found above ground.

Q: The floating leaves of an aquatic plant has (a) stomata on the upper surface (b) stomata on the…

A: Stomata are tiny holes in the epidermis of leaves, stems, and other plant organs.

Q: Observe the image of roots/roots system of Zea mays Are there special features that you observe?…

A: Zea mays  Zea mays also known as maize or corn, this plant belongs to the family of poaceae. This is…

Q: mutation causes the vascular cambium in a plant to stop working. How does this impact cellular…

A: Plants have different types of tissues which helps them regulate their activities .

Q: Find the incorrect match from the following (with 1. respect to the structures involved in…

A: Vegetative reproduction is any type of asexual reproduction that occurs in plants and results in the…

Plant sensory system

The plant sensory system is a sophisticated system that responds to environmental stimuli such as light,temperature, gravity, and touch. Research predicts that plant hormones and signaling mechanisms areresponsible for this regulation system in plants.