C. an organelle. A leaf (plural leaves) is the principal lateral appendage of the vascular plant stem, usually borne above ground and specialized for photosynthesis.The leaves and stem together form the shoot. Similar to the other organs of a plant, a leaf is comprised of three basic tissue systems, including the dermal, vascular, and ground tissue systems. Parenchyma is the tissue made up of cells and intercellular spaces that fills the interior of the body of a flatworm, which is an acoelomate. The one in my opinion that best describes a leaf is tissue. tissues; organs; organ systems; organism; Tissues. Explain why it is important for your nervous system and your muscular system to work together. Such tissue is commonly formed, for example, at the base of a petiole or pedicel. Classify a leaf as a tissue or an organ See answer hezekiah hezekiah A leaf is an organ because the leaf is made of lots of tissues. Such cells take on specific roles and lose their ability to divide further. That is make glucose in the process of photosynthesis. In later chapters we will look at the various organs found in animals. Please see section 1.3 for more information. Organ, tissue, or organism? 0 0. crimsoncadetclarinet. it can't be the organism because that would be the tree itself. Suppose a baseball pitcher throws the ball to his catcher. Classify a leaf as a tissue or an organ. Such cells take on specific roles and lose their ability to divide further. An organ is a group of tissues with similar functions. tree bark is composed of dead cells. Rotational DynamicsEarthPerigeeExample 15:An artificial satellite is placed into an elliptical orbit aboutthe Earth. 0 0. tissue.dead tissue that acts as protection against external injuries.the inner bark is living tissue attached to more moist portion of the tree. Rotational DynamicsEarthPerigeeExample 15:An artificial satellite is placed into an elliptical orbit aboutthe Earth. A) tissue (organs are made up of bundles muscles, but not all bundled muscles make up an organ) B) organelle. Ask Question + 100. Answers: 2 Get Other questions on the subject: Health. Its sometimes hard to think of plants having organs the way animals do (ie the heart, lungs etc), but they do have them, just not what we … For this purpose, a leaf is typically flat (laminar) and thin, to expose the cells containing chloroplast (chlorenchyma tissue) to light over a broad area, and to allow light to penetrate fully into the tissues. :) thanks New questions in Health. Extreme reduction of the leaf lamina brings about the symptom known as the Shoe-string effect. Comment; Complaint; Link; Know the Answer? Leaves are collectively referred to as foliage, as in "autumn foliage". Similar to the other organs of a plant, a leaf is comprised of three basic tissue systems, including the dermal, vascular, and ground tissue systems. The leaves are the primary photosynthetic organs of plants, serving as key sites where energy from light is converted into chemical energy. An organ is made up of a collective of tissues. a. The leaf has a function. We've mentioned the specialised cells found in a leaf in Unit 1, but here's the same diagram labelled with the tissues instead. Would your responses be the same if you were only 12 years old? So I guess that would make it an organ. Explain how the tissues in a leaf are arranged to form an effective organ for photosynthesis. Animal cells and plant cells can form tissues, such as muscle tissue in animals. Not Sure About the Answer? Plant leaves are adapted for photosynthesis, and the exchange of gases required for the process. The plant body is divided into several organs: roots, stems, and leaves. An organ is a collection of tissues joined together as a structural unit in order to perform a common function. 1 decade ago. Hope that helps! An organ is defined as: Biology. A leaf is an organ made up Answer. 1 decade ago. a. a tissue b. an organ c. an organ system d. none of the above This is why leaves are so important ot plants. Health, 09.03.2020 13:49, ineedhelpireallydo. Organ because tissue is the actual leaf and organism is the things inside of the leaf. An organ is a collection of tissues that have a purpose. Tissue: Organ: Definition: The tissue is the collection of similar type of cells and extracellular matrix. D. a cell. Palisade tissue alongside other tissues are found in the l_____. Anonymous. Organ, but it is dead tissue, like the skin. The puckering or crinkling of leaves due to different growth rates in adjacent tissue is known as savoying. In plants, as in animals, similar cells performing similar functions are organised into tissues. An organ is composed of a similar type of tissues which perform the same function. It helps the plants. Still have questions? Classify a leaf as a tissue or an organ. Learn vocabulary, terms, and more with flashcards, games, and other study tools. This tissue enables the monocot leaf blade to increase in length from the leaf base; for example, it allows lawn grass leaves to elongate even after repeated mowing. Health, 09.03.2020 13:49, ineedhelpireallydo. A leaf is a collection of tissues which carry out the reactions of photosynthesis. We will present its structure with respect to its functions in photosynthesis, gaseous exchange and transport. Lv 7. Explain how the nervous system and muscular system work together. The leaf of a strawberry plant is A. an organ. E)organ. This layer is impervious to water and restricts or prevents evaporation from tissues within the leaf except through the stomata , the structure formed by the guard cells. organ , tissue , or organism? six mark questio… Get the answers you need, now! Leaf palisade tissue consists of identical palisade cells functioning together to enable photosynthesis to occur. An organ because a leaf has 3 tissues, and cells that work together. Plants have simple and complex tissues. A leaf is an organ which is made out of tissues which are made out cells When different types of tissues work together to perform a unique function, they form an organ; organs working together form organ systems. Without knowing its name, how would I tell if it is an apparatus or an organ? 1 decade ago. thanks goldenmonkey1997 goldenmonkey1997 It would be classified as an organ because leaves are primary organs of plants. Hope this helped! Questions in other subjects: Physics, 06.04.2020 05:21. Your nervous system is connected to your brain and your brain tells your muscle system what to do. Get an answer to your question “Which word describes a whole leaf? Plants have cells, tissues and organs also. Plant tissues - epidermis, palisade mesophyll and spongy mesophyll The structure of a leaf. The shedding of an organ that is mature or aged, as of a ripe fruit or an old leaf. eg: flower, stem, root, 1 0. mareeclara. Organs are groups of tissues working for a common purpose, which is photosynthesis in the case of a leaf. Organ form 3 rd level in the structural division. 2. stomach, mouth, and intestines all working together (organ system) 3. The below shows the Juxtaglomercular apparatus (JGA). E. an organism. Leaf curl of papaya is caused by papaya leaf curl virus (a begomovirus). Answers . Can be seen: Tissues need a microscope to be seen. Start studying Tissues, Organs and Organ Systems. This tissue enables the monocot leaf blade to increase in length from the leaf base; for example, it allows lawn grass leaves to elongate even after repeated mowing. abscission zone A specialised layer of tissue that allows an organ to be shed by abscission when it is ripe or senescent. Answers: 2 Get Other questions on the subject: Health. The leaf consists of three main sections: o The epidermis o The mesophyll o The vascular bundles 1. Leaf Tissue Organization. C) tissue (Nerves are cells but bundles of nerves are wrapped in tissues) D)cell. The simple tissues (tissues with uniform cells) are composed of the same type of cells; complex tissues (tissues with more than one type of cells) are composed of more than one type of cell, these are unique to plants. Diagram below is a cross section of a dicotyledonous leaf that shows all the different tissues that make up the leaf. a grouping of tissues into a distinct structure, as a heart or kidney in animals or a leaf or stamen in plants, that performs a specialized task. 0 0. An organ is composed of more than one kind of tissue. acaulescent Muscle (organ) [**muscle is composed of many types of tissue such as muscle tissue and connective tissue, epithelial tissue, and nerve tissue so it is not a tissue, but an organ] 7. Spanish, 06.04.2020 05:21. Plant life and animal life rely on many organs that coexist in organ systems.. A given organ's tissues can be broadly categorized as parenchyma, the tissue peculiar to (or at least archetypal of) the organ and that does the organ's specialized job, and stroma, the tissues with supportive, structural, connective, or ancillary functions. When the guard cells swell, the stomate closes, and this prevents the leaf from drying out. Get your answers by asking now. F) organelle Mesophyl tissue, conductive tissue (Phloem and Xylem). Meristems produce cells that quickly differentiate, or specialize, and become permanent tissue. These three motifs are continuous throughout an entire plant, but their properties vary significantly based upon the organ type in which they are located. The level in the structural division: Tissue form the 2nd level in the structural division. Classify a leaf as a tissue or an organ, explain. Vascular plants have two distinct organ systems: a shoot system and a root system. Which word describes a whole leaf? A leaf is comprized of epidermal tissue. In this section, we will discuss how a plant leaf is an example of an organ. B. a molecule. One example of a plant organ which is a leaf. This is a spongy tissue also known as a mesenchymal tissue, in which several types of cells are lodged in their extracellular matrices. In botany, a leaf is an above-ground plant organ specialized for photosynthesis. Made up of a group of tissues (organ) 4. small intestine (organ) 5. leaf (organ) 6. The reason xylem is a complex tissue is because different cells make it up, whereas in a simple tissue is made up of the same cells. Meristems produce cells that quickly differentiate, or specialize, and become permanent tissue. 25. $\endgroup$ – Sartoaster11 Feb 20 '19 at 22:53 A leaf is an example of _____. In a like fashion, it can't be the organ because the branches of … Corky layer tissue. 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