LET’S REVIEWUnit B- Plant Science Review

Question:

• Tissue culture may be used for:•   ?    Sexual reproduction. •   ?    Cloning. •   ?    Disinfecting. •   ?    Sterilization.

• Answer: Cloning

Question:

• Grafting is:•   ?    A method by which two plants are propagated. •   ?    A type of sexual propagation. •   ?    A method of joining two different plants. •   ?    A type of hybridization

• Answer: A method of joining two different plants.

Question:

• The propagation method where a plant is separated into smaller parts is:•   ?    Division. •   ?    Grafting. •   ?    Tip layering. •   ?    Air layering.

• Answer: Division

Question:

• Which career supplies flowering plants to a florist? • ? Floral designer • ? Forest Ranger • ? Greenhouse manager • ? Landscape architect

• Answer: Greenhouse manager

Question:

• Landscape architects are a part of the horticulture industry because they:• ? Design landscapes • ? Plant landscapes • ? Shoe horses • ? Treat animals for disease

• Answer: Design landscapes

Question:

• Which career relates to plant science?• ? Farrier• ? Greenskeeper• ? Logging foreman• ? Veternarian

• Answer: Greenskeeper

Question:

• A MAJOR reason for the manipulation of genes using recombinant DNA technology is to:• ? Eradicate plant and animal species• ? Improve plant and animal performance• ? Increase the use of pesticides in agriculture • ? Monitor the affects of inbreeding

• Answer: Improve plant and animal performance

Question:

• Propagation is defined as:•   ?    The only way to propagate some species and

cultivars. •   ?    The process of increasing the number of a

species. •   ?    The union of an egg and sperm. •   ?    A cheaper method of propagation than with seeds.

• Answer: The process of increasing the number of a species.

Question:

• By matching DNA scientist can:• ? Avoid the use genetic engineering • ? Create a super specimen• ? Identify parents or offspring• ? Eliminate the use of scientific methods

• Answer: Identify parents of offspring

Question:

• Recombinant DNA technology is also known as:• ? Bovine somatotropin• ? Gene splicing• ? Porcine somatotropin• ? X-Gal.

• Answer: Gene splicing

Question:

• The transmission of characteristics from an organism to its offspring through genes in reproductive cells is known as: • ? Progeny • ? Traits• ? Heredity • ? Genetics

• Answer: Heredity

Question:

• The FIRST step in the scientific method of problem solving is to: • ? Collect data• ? Draw conclusions• ? Identify the problem • ? Prepare a written report

• Answer: Identify the problem

Question:

• The BEST tool to use when shaping shrubbery into a continuous row for screening is the:• ? Chainsaw• ? Hedge shears • ? Lopping shears • ? Pruning shears

• Answer: Hedge shears

Question:

• The BEST tool to use when pruning small limbs to shape shrubbery is the: • ? Floral scissors • ? Pole pruner • ? Pruning saw• ? Pruning shears

• Answer: Pruning shears

Question:

• The BEST tool to use when preparing a plant to be joined to another plant asexually is/are: • ? Lopping shears • ? A grafting tool• ? A tube cutter • ? Pruning shears

• Answer: A grafting tool

Question:

• What is the BEST tool to cut large branches when pruning shrubs that are hard to reach?• ? Bush axe• ? Lopping shears • ? Hedge shears • ? Chainsaw

• Answer: Lopping shears

Question:

• What form must most nutrients become before they can be absorbed by a plant? • ? Air• ? Gas• ? Liquid • ? Solid

• Answer: Liquid

Question:

• Sexual reproduction in plants is the propagation of plants by:• ? Flowers • ? Roots • ? Seeds • ? Stems

• Answer: Seeds

Question:

• What is applied to lower the pH value of soil? • ? Lime • ? Sulfur • ? Fertilizer • ? Sand

• Answer: Sulfur

Question:

• The purpose of petals in flowers is to:• ? Attract insects for pollination • ? Support the stem • ? Store food for young seeds • ? Hide the plant from animals

• Answer: Attract insects for pollination

Question:

• The purpose of a seed coat is to:• ? Store food• ? Store genetic material • ? Protect the seed• ? Filter light

• Answer: Protect the seed

Question:

• Jan discovered that plants requiring high light intensity can not be grown well under greenhouse tables because:• ? Low light intensity hinders food making process of

photosynthesis• ? High light levels damage foliage and cause leaf burn • ? Plants get too much water from dripping plants • ? Plants root in the ground instead of in their pots

• Answer: Low light intensity hinders food making process of photosynthesis.

Question:

• Lime raises the soil pH level so that the soil becomes more:• ? Acidic • ? Alkaline • ? Eroded • ? Porous

• Answer: Alkaline

Question:

• The primary function of the leaf is:• ? To support other plant structures • ? To produce flowers • ? To produce fruit • ? To manufacture food for the plant

• Answer: To manufacture food for the plant

Question:

• What type of fertilizer is animal manure? • ? Complete • ? Inorganic • ? Lime • ? Organic

• Answer: Organic

Question:

• The primary function of the stem is:• ? To produce flowers • ? To produce fruit • ? To anchor the plant • ? To support other plant structures

• Answer: To support other plant structures.

Question:

• Which plant growing media is a mineral mica-type material?• ? Peat moss • ? Perlite • ? Soil• ? Vermiculite

• Answer: Vermiculite

Question:

• The three primary nutrients supplied in a complete fertilizer are:• ? Carbon, hydrogen, and oxygen • ? Nitrogen, phosphorus and potassium• ? Calcium, magnesium and sulfur• ? Carbon, nitrogen, and sulfur

• Answer: Nitrogen, phosphorus and potassium

Question:

• The primary function of the root is to:• ? Make sure that the plant will grow.• ? Anchor the plant and supply water and nutrients • ? Ensure that the plant can be propagated • ? Hold up the stem of the plant and provide propagation

• Answer: Anchor the plant and supply water and nutrients

Question:

• Foliar application of fertilizer is applied by:• ? Injecting the fertilizer in the soil below the plant • ? Placing the fertilizer in a band on either side of the

row• ? Sprinkling the fertilizer on the ground beside the plant• ? Spraying the fertilizer on the leaves of the plant

• Answer: Spraying the fertilizer on the leaves of the plant.

Question:

• The three parts of a seed are:• ? Root, stem and flower • ? Root, seed coat and endosperm • ? An embryo, cotyledon, and new plant • ? Seed coat, endosperm and embryo

• Answer: Seed coat, endosperm, and embryo

Question:

• Propagation is defined as: • ? The union of an egg and sperm • ? The process of increasing the number of species • ? A cheaper method of propagation than with seeds• ? The only way to propagate some species and cultivars

• Answer: The process of increasing the number of a species

Question:

• The rate at which photosynthesis is carried out depends on the amount of: • ? Nitrogen, phosphorus and potassium in the water • ? Oxygen in the atmosphere • ? Respiration carried out in the daylight hours. • ? Light intensity, temperature, and carbon dioxide

• Answer: Light intensity, temperature, and carbon dioxide

Question:

• The major types of root systems are:• ? Cell divisdion• ? Cuttings and root hairs • ? Fibrous and root cap • ? Fibrous and tap root.

• Answer: Fibrous and tap root

Question:

• Soil pH affects the availability of: • ? Nutrients in the soil• ? The structure of the soil• ? The land class of the soil• ? Microbes in the soil

• Answer: Nutrients in the soil

Question:

• A procedure of fertilizer application used on row crops where the fertilizer is placed in bands about 8 inches from the row is known as:• ? Side- dressing • ? Top- dressing • ? Broadcasting• ? Foliar application

• Answer: Side- dressing

Question:

• Which plant growing media is a volcanic ash material?• ? Peat moss• ? Perlite • ? Soil • ? Vermiculite

• Answer: Perlite

Question:

• Coded material in a cell that determines what the cell and its successive cells will become is known as:• ? RNA• ? DNA• ? Chromosomes• ? Thymine

• Answer: DNA

Question:

• DNA is an acronym for:• ? Deoxyribonucleic Acid• ? Dibonucleic Acid • ? Dynamite Alert • ? Dioxynucleic Acid

• Answer: Deoxyribonucleic Acid

Question:

• When genetic information is moved from one cell to another to change the characteristics of the cell, the procedure is known as genetic:• ? Engineering • ? Division • ? Mating • ? Multiplication

• Answer: Engineering

Question:

• In agriscience as well as other sciences, the method used to solve a problem is called the:• ? Educated guess method • ? Most popular decision technique • ? Process of elimination• ? Scientific method

• Answer: Scientific method

Question:

• Genetics is known as: • ? The biology of heredity • ? The study of plant biology • ? Biochemistry • ? Biotechnology

• Answer: The biology of heredity.

Question:

• Which is an application of biotechnology in agriscience? • ? Genetic engineering • ? Planting seed • ? Stem cuttings • ? Selective breeding

• Answer: Genetic engineering

Question:

• One of the first commercial products created by genetic engineering was:• ? Artificial sweetener • ? Buttermilk• ? Insulin• ? Synthetic oil

• Answer: Insulin

Question:

• What connects the pairs of strands that make up the double helix of DNA?• ? Bases • ? Starches • ? Sugars • ? Tar

• Answer: Bases

Question:

• DNA is in the shape of a:• ? Single helix • ? Single circle • ? Double circle • ? Double helix

• Answer: Double helix

Question:

• The matching of genes to traits is called: • ? Matching • ? Mapping • ? Meshing • ? Combining

• Answer: Mapping

Question:

• Where is DNA located in the cell?• ? Cell wall• ? Cytoplasm• ? Vacuole• ? Nucleus

• Answer: Nucleus

Question:

• Genetically modified organisms that are safety tested in laboratories and greenhouses before they are tested outdoors are also monitored by:• ? Chemical salespeople• ? County government • ? Nursery operators • ? State and federal government

• Answer: State and federal governement