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N&L
contest questions
| Question | Answer |
|---|---|
| The basic unit of the plant is the ______. | Cell |
| The above groud part of the plant is referred to as the ______. | Shoot system |
| True or False, if a part of the root or shoot is damaged, the entire plant may be affected. | True |
| The element ______ is important on the production of chlorophyll in the leaf. | Iron |
| True or False, the green leaves are essential in the manufacturre of foods used by other parts of the plant. | True |
| Through what process are plants able to use sugars and other compounds as energy sources? | Respiration |
| True or False, the distribution of the veins in the leaves is not a factor used in the identification of plant species. | False |
| Plants with two seed leaves during the seeding stage of development are referred as _______. | Dicotyledons |
| Most leaves are atttached to the stem by a petiole, which consists primarily of _______. | Vascular tissue |
| True or False, the form of the blade of the leaf is of two types; simple or compound. | True |
| Linden and oak trees are examples of trees which their leaf forms are considered _______. | Simple |
| True or Flase, The blade of a compound leaf is composed of a number of leaflets | True |
| The primary functional cells in a leaf are _______. | Parenchyma cells |
| True or False, the green pigment chlorophyll is located in the epidermis layer of the leaf. | False |
| The process of photosynthesis occurs inside the _______. | Parenchyma |
| what is an important by-product of photosynthesis that is critical on Earth? | O2 |
| As the temperature increases the rate of photosynthesis ________. | decreases |
| True or False, Stomates are tiny openings in the bottom of the leaves that release water as water vapor. | True |
| When transpirational water loss exceeeds what the roots are able to supply, _______ occurs. | Wilting |
| True or False, low relative humididty causes transpiration to decrease. | False |
| True or False, all stems grow in length; stems of woody plants also grow in girth. | True |
| What vascular tissue made up of supportive fibers, some living cells, but mostly, large cylindrical cells that have lost their contents and are hollow. | Xylem |
| The vascular cambium is a thin layer of cells located between the _______. | Xylem and Heartwood |
| True or False, The vascular cambium's new growth becomes new xylem tissue on the inside of the trunk and new phloem tissue on the outside | True |
| What tissue conducts food made from photosnthesis? | Phloem |
| True or False, all cells within the phloem are living. | True |
| What tissue within the woody stem of a plant can transport substances (food,water,minerals) in any direction throughout the plant? | Phloem |
| True or False, cutting a concentric ring around the trunk of a tree will eventually kill it. | True |
| In what plants are the three vascular tissues (xylem, phloem, and cambium) arranged in bundles and scattered in a discontiuous vascular system throughout the stem. | Monocotyledons |
| The term ______ refers to a region where a leaf or a bud is attached. | Nodes |
| True or False, a region between two nodes is known as internodes. | True |
| True or False, the pattern of lateral buds and subsequent leaves along the stem is not a valuable taxonmic characteristic of different species of plants. | False |
| A shortened stem surrounded by swollen leaf bases is known as a ______. | Bulb |
| An example of a plant grown from a corm is ______. | Gladiolis |
| An example of a plant grown from tubers is _______. | Potato |
| Above ground stems that grown horizontally are known as _______. | Stolons |
| True or False, the roots systems primary functions are anchoring the plant and absorbing water and minerals | True |
| A plant with a _______ root system is easier to transplant. | Fibrous |
| True or False, a tap root system consists of many long multibranched roots that are slender and fiber like. | False |
| which type of root is the most active in water and nutrient absorption. | Feeder |
| True or False, feeder roots do not extend beyond the drip line of an established tree or shrub. | False |
| For respiration, plants require what two things to survive? | Air and Water |
| Roots that form from stem or leaf tissue are known as ______. | Adventitious roots |
| True or False, perpetuation of the species is the primary function of the flower. | True |
| The typical flower is composed of four whorls of modified leaves: the sepals, petals, stamens, and pistils. All of these parts are attached to and supported by the _______. | Receptacle |
| The ______ are the male parts of the flower. | Stamen |
| True or False, within the petals of a flower, there are one or more sets of stamens. | True |
| The _______ consists of the ovary containing fertile eggs and the style, a long slender stalk supporting the stigma. | Pistil |
| True or False, the pistils are the female parts of the flower. | True |
| True or False, seed propagation is also called Asexual reproduction | False |
Created by:
BBaldwin
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