Plant Science Murray State

Which of the following was NOT mentioned as a factor describing damaged plants?

Abnormally large leaves.

What is the term for a soil pH of less than seven?

Acidic.

Which of the following is NOT a term which describes the pH of soil?

Active.

Which of the following describes the utilization of various physiological characteristics depending on the environment?

Adaptation.

What types of stems are in plants?

Aerial, Subterranean, and Acaulescent.

Which is NOT a function of the stem in plants?

Anchor the plant in the ground.

Which of the following is another name for a non-vascular plant?

Bryophyte.

Which of the following plant parts must be NOT contained in each divided section?

Buds.

Which of the following are plant parts which are used for propagating?

Bulbs, Cut Tuber, and Corms.

Which plant part surrounds the cell as a thin layer of lipids and proteins?

Cell membrane.

Which plant part bonds with other plant cells to form the plants structure?

Cell wall.

Which of the following methods most effectively controls weeds?

Chemical spraying.

Which of the following is NOT considered an organic molecule?

Chlorophyll.

Which of the following is an example of a soft-wood?

Deciduous trees.

Which of the following is NOT a characteristic of weeds?

Dependent on humans for propagation.

Which of the following is NOT an advantage to using a hydroponic system?

Diseases spread slowly through the system.

Which of the following causes physiological disorders?

Environmental and cultural conditions.

Which of the following is NOT utilized in absorption in plants?

Epidermis.

Which of the following is NOT considered a plant organ?

Flowers.

Which of the following is a characteristic used in the process of plant evaluation?

General health.

Which of the following terms is analogous to the last name of the plant?

Genus.

Which of the following best describes a dichotomous key?

Identifies plants by a series of choices between pairs of alternatives.

Which of the following is NOT an advantage of weeds?

Increase crop yields.

Which of the following is NOT a plant adaptation to water shortages?

Increase in aerial growth.

Which of the following are advantages of raising seed-grown plants in the greenhouse?

Increased germination rates.

Which of the following is NOT a macronutrient?

Iron.

Which of the following is NOT a main ingredient in fertilizer bags?

Iron.

Which of the following is NOT a characteristic of the nucleus?

Is spherical, rod-shaped organelles.

Which of the following does NOT describe an organ system?

It is made up of organs which act independently to achieve a common purpose.

Which of the following is NOT true about fertilizer?

It is required for plant growth.

Which of the following is the correct order of the taxonomic hierarchy?

Kingdom, division, class, order, family, genus, species.

Which of the following is the most general taxon used in classifying organisms?

Kingdom.

Which of the following is classified as a beneficial insect?

Ladybugs.

Which of the following are the parts of a grafted plant?

Root.

Which of the following plant parts is NOT used to classify plants?

Roots.

What is the main function of the flower of a plant?

Sexual reproduction.

When are plant adaptations to water shortages effective?

Short term.

Which of the following materials are needed for seed sowing?

Soil, Row marker, and Seed flat.

Which of the following is NOT identified from samples taken by evaluators?

Species.

Which of the following terms is used in plant nomenclature to group related plants (i.e., same first name)?

Species.

Which of the following organisms is considered beneficial to plants?

Spiders.

Which of the following is a characteristic of plantae individuals?

They are multicellular and most do not move.

Which of the following best describes angiosperms?

They produce seeds which are encased by an outer layer such as fruit.

How many varieties of plants are grown within the United States each year?

Thousands.

Which of the following types of layering were shown in the presentation?

Tip layering and air layering.

What is another name for micronutrients?

Trace elements.

Which of the following is NOT another name for sustainable agriculture?

Traditional agriculture.

Which of the following is NOT a function of carbohydrates?

Transportation of solutes across cell membranes.

Wilts are most common in which of the following types of plants?

Trees.

Hardening off is the process of preparing the plant to leave the controlled greenhouse environment.

True.

Hardening off prepares the seedling for transplanting.

True.

Plants can be propagated from a small amount of plant material.

True.

Which of the following plant types makes up about 80 percent of all plants?

Vascular plants.

Gymnosperms are classified as which of the following?

Vascular.

Roots absorb which of the following?

Water and nutrients.

The primary negative impact of nitrate is on which of the following qualities?

Water.

Taking soil samples is known to inform the producer of which of the following?

Which chemicals and nutrients are too high.

Plant evaluation is part of which industry?

Agricultural.

Which of the following characteristics does NOT describe the Plant Variety Protection Act?

Allows the patenting of asexually reproduced cultivars.

Which of the following is NOT a component of carbohydrates?

Amino acids.

Which of the following best describes decomposers?

Any organisms which primarily feed on dead organisms or waste from living organisms.

Which of the following is NOT a characteristic of plants?

Are capable of moving by themselves.

Which of the following does NOT accurately describe weeds?

Are mainly human inventions which have been selected for particular traits.

Which of the following does NOT describe botanical nomenclature?

Assigns plants with an informal name which cannot cross language barriers easily.

Potassium deficiencies, if left untreated, can cause interveinal chlorosis on which part of the plant?

At the base of the plant.

Which of the following is a macronutrient?

Calcium.

Which of the following was NOT mentioned as a common plant disease?

Cancer.

Which of the following plants does well in below freezing temperatures?

Carrots.

Which of the following is NOT classified as a sucking insect?

Caterpillar.

Where does photosynthesis occur in plants?

Chloroplasts.

Which of the following is a form of classification based on the branching pattern of evolution?

Cladistics.

Which of the following is the cause of widespread phosphorus deficiency problems?

Cold weather.

Which of the following plant cells contain thicker primary cell walls which have an uneven thickness?

Collenchyma cells.

Which of the following factors is NOT directly related to size?

Color.

Which type of plant tissue is NOT part of the vascular bundle?

Cortex.

Which of the following is a disadvantage of using hydroponics?

Costs are higher than soil culture.

Where is rough endoplasmic reticulum located?

Cytoplasm.

Which cell structure contains all other organelles?

Cytoplasm.

Which of the following is NOT a characteristics of a vacuole?

Does not contain a nuclei.

Rapid cell death including complications such as lesions is defined by which of the following?

Necrosis.

Which of the following is NOT a part of plant growth?

Necrosis.

Which of the following elements continuously flows in the nitrogen cycle?

Nitrogen.

Which of the following is NOT a type of tissue found in plants?

Non-living.

Invasive plants are also known as which of the following?

Non-native.

Which of the following are NOT included in the sterile medium?

Non-organic material.

Which of the following is NOT a stress which affects plant cellular reactions?

Nutrient stress.

How many primary roots are in a taproot system?

One.

In alternate leaf patterns, how many leaves are produced at each node?

One.

Which of the following is NOT an attribute of a good growing medium?

Only one type of soil.

Which of the following is NOT a characteristic of plants?

Organisms which feed on dead organisms or waste from living organisms.

Which of the following is NOT a primary influencing factor for soil health?

Ornithological.

Which of the following are the least specialized plant cells?

Parenchyma cells.

Pod rot is known to affect which of the following plants?

Peanuts.

Which part of the stem transports sugars?

Phloem.

Which process allows plants to make their own food and convert it to energy?

Photosynthesis.

In which of the following places would hydroponics be most useful?

Places with limited space for growing plants.

Which of the following is NOT a cause for biennial plants completing their life cycle in one year?

Plants growing too large.

Which of the following is NOT produced by most plants?

Poison.

Which of the following roles do plants mainly assume in an ecosystem?

Producers.

What type of cells are found in bacteria?

Prokaryotic.

Which of the following are steps to provide the ideal environment for seed germination and growth?

Provide seed bright light, Keep the seed beds moist at all times, and Head the seed beds to 65ºF to 70ºF.

Which of the following was NOT mentioned as a factor to be evaluated for daily use in plants?

Quantity.

Which of the following is a benefit of sustainable agriculture?

Reduces the environmental impact of production.

Flooding can eliminate a plant's ability to utilize which of the following?

Respiration.

What are small organelles found in large numbers in the cytoplasm of a cell called?

Ribosomes.

Which of the following is NOT a type of transportation used in plants?

Root to stem.

Which plant part is responsible for absorption of water and nutrients?

Roots.

Which of the following was mentioned as a common weed?

Russian Thistle.

Loam is a mixture of which of the following?

Sand, silt and clay.

The seed is made up of which of the following parts?

Seed coat, Cotyledon, and Embryo.

New growth in plants signifies which of the following?

Stability.

Which of the following is known as the vascular system of the plant?

Stem.

Honeydew produced by aphids was described as which of the following?

Sticky.

Which of the following has led to an estimated 70 to 90 percent increase in food production according to the World Bank?

Sustainable agriculture.

Which type of roots grow directly downward?

Taproots.

Which of the following is NOT a condition which must be met for a successful graft?

The graft must be wrapped in cloth.

Which of the following is NOT a reason why native plants are better for the environment?

They are introduced to an environment where they did not evolve but quickly adapt to it.

Which of the following best describes vascular tissue?

Transports food, water, hormones and minerals throughout the plant.

Budding is preferable to grafting.

True.

Bulbs can be propagated by removing them from the mother plant and planting separately.

True.

Steam or direct heat should be used to heat the soil for sanitizing purposes.

True.

The seed genetic makeup may result in some variation in appearance.

True.

Which of the following is NOT indicative of most plants?

Varying colors.

Which of the following is the main cause of wilts?

Lack of water.

Which of the following is the best time to divide a daylily?

Late summer.

Which of the following is another term used for leaf edges?

Leaf margin.

Which of the following terms best describes the pattern in which leaf veins are organized?

Leaf venation.

Which of the following is the most common plant part used to identify plants?

Leaves.

Which plant part absorbs light energy to produce plant sugar?

Leaves.

Which of the following is NOT an important factor related to plant quality?

Life span.

Primary and secondary nutrients are classified as what kind of nutrients?

Macronutrients.

What type of nutrients are replaced most often by fertilizer?

Macronutrients.

Which of the following is NOT a characteristic of a monocot?

Major leaf veins reticulated.

Which of the following nutrient deficiencies is not often seen in poorly fertilized fields?

Manganese.

Which of the following is NOT a way to accomplish sustainable agriculture?

Maximizing use of external inputs.

Which cell structure has a double membrane surrounding it?

Mitochondria.

Which of the following is NOT a common negative-weather event?

Moderate rain.

Which of the following kingdoms does NOT contain multicellular organisms?

Monera.

Which of the following kingdoms is bacteria classified under?

Monera.

Caterpillars are the larval form of which of the following insects?

Moths.

Which of the following is NOT a nutrient required by plants?

Hydrogen.

Nutrient deficiencies are NOT associated with which of the following?

Excess of oxygen.

A good formula is a mixture of composted bark, perlite, peat moss, with a large amount of fertilizer added.

False.

Bottom heat ensures the roots stay 20 degrees warmer than the air.

False.

Large seeds are sprinkled over the seed bed and covered lightly with medium.

False.

Micropropagation allows for plants to be raised in a larger area.

False.

Peat moss allows good drainage and oxygen exchange.

False.

Seedling can NOT dry out at all between watering during the hardening process.

False.

Seeds only carry genetic characteristics of one parent plant.

False.

The mist system keeps the plants moist while staying in darkness to lengthen the growth process.

False.

Which of the following is a flowering plant commonly propagated by division?

Fern, Shasta daisy, and Daylilly.

Which of the following does NOT contain non-mineral nutrients?

Fertilizer.

Which of the following is NOT a requirement for plant growth?

Fertilizer.

Which of the following is NOT a requirement for soil?

Fertilizer.

Which type of root system is found in grasses?

Fibrous root system.

Which of the following is NOT a conservative watering method?

Flood irrigation.

Which part of the flower is the peduncle?

Flower stem.

Which of the following is NOT a major type of cutting?

Forbaceous.

Which of the following accurately describes cankers?

Fungal disease.

Rusts are classified as which of the following?

Fungus.

Reproduction requires plants to maintain which of the following?

Growth and development.

The buds are responsible for which of the following?

Growth, vegetation and reproduction.

The process of evaluation lasts until which point in the growing process?

Harvest.

Which of the following is the result of high temperatures?

Heat stress.

Which of the following describes the correct soil sanitizing method?

Heating the soil to 160ºF to 180ºF for 30 minutes.