Kingdom and Plants Bacteria, Protist, Fungi Plant Characteristics Plant TissuesPlant Reproduction...
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Transcript of Kingdom and Plants Bacteria, Protist, Fungi Plant Characteristics Plant TissuesPlant Reproduction...
Kingdom and PlantsBacteria, Protist,
FungiPlant
CharacteristicsPlant Tissues Plant
ReproductionPlant Responses
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The Microorganisms called prokaryotes are
a. Bacteria and viruses
b. Single-celled organisms that lack a nucleus
c. Heterotrophs that contain no DNA
Two Groups of prokaryotes that make their own good from inorganic
molecules are
a. Hetertrophs and autotrophs
b. Obligate aerobes and obligate anaerobes
c. Photoautotroph and chemoautotroph
Bacteria that break down the nutrients in dead matter into simpler substances
that are taken up by plant roots are called
a. photoautotroph
b. decomposers
c. flagella
Antibiotics are compounds that can
a. Disrupt a virus’s normal equilibrium
b. Prompt the body to produce immunity
c. Block the growth and reproduction of bacteria
If you wash your hands properly, ordinary soaps do a good job of
removing
a. bacteria
b. viruses
c. viroids
A portist is any organism that is not a plant, an animal, a fungus, or a(n)
a. Eukaryoteb. Virusesc. Viroids
In an amoeba, a small cavity within the cytoplasm that stores food is
called a
a. Gullet b. Pseudopod c. Food vacuole
An algal bloom is
a. The clouding of water by sewageb. An enormous mass of algaec. A symbiotic relationship between
algae and coral
An example of multi-cellular green alga is
a. Ulvab. Chlamydomonas c. Volvox
The switching back and forth between a diploid and haploid stage in a life cycle is called
a. Alternation of generationsb. Fusion of opposite mating
typesc. Sexual reproduction
Which of the following is NOT a characteristic of all plants?
a. Are eukaryotic
b. Have cell walls
c. Produce seeds
Without gas exchange, a plant would be unable to
a. Make food
b. Absorb sunlight
c. Make minerals
Living on land required that plants
a. Evolve photosynthetic pigments
b. Conserve water
c. Exchange gases
Which of the following structures has functions similar to that of roots?
a. Gemma
b. Rhizoid
c. Capsule
The most ancient surviving seed plants are the
a. Gymnosperms
b. Liverworts
c. Ferns
A plant is a
a. Unicellular eukaryote
b. Multicellular eukaryote
c. Unicellular prokaryote
Plants use the energy of sunlight to
a. Carry out photosynthesis
b. Exchange gases with the atmosphere
c. Carry out cellular respiration
Bryophytes need water to
a. Reproduce
b. Draw up water by osmosis
c. Undergo photosynthesis
What is the sperm-producing structure of a bryophyte?
a. Antheridium
b. Rhizoid
c. Gemma
Which of the following includes all the others?
a. Xylem
b. Vascular tissue
c. Phloem
Ground tissue is found in plant
a. Roots and stems only
b. Roots, stems, and leaves
c. Stems only
Which of the following are found mainly in monocots?
a. Taproots
b. Long, thick, primary roots
c. Extensive root systems
The vascular cylinder of a root consists of
a. Xylem only
b. Phloem only
c. Xylem and phloem
Root pressure
a. Is produced in the cortex of the root
b. Causes a plant’s roots to absorb water
c. Is produced in the vascular cylinder by active transport
Vascular bundles are
a. Surrounded by parenchyma in both monocot and dicot stems
b. Found only in dicot roots
c. Surround by pith in monocot stems
In dicot plants, secondary growth
a. Changes primary xylem and phloem to secondary xylem and phloem
b. Results from an increase in the primary xylem and phloem
c. Produces wood
Most of the photosynthetic activity in plants takes place in
the
a. Mesophyll
b. Stomata
c. Guard cells
When a plant moves sugars from its leaves to its stems, the
sink is the
a. leaves
b. roots
c. stems
A seed plant is anchored in the ground by its
a. stems
b. roots
c. leaves
Which of the following is the only tissue that produces new plant
cells?
a. Meristematic tissue
b. Phloem
c. Ground tissue
A pollen grain landing near an ovule produces a
a. Gametophyte
b. Pollen tube
c. Flower
The endosperm of a corn seed develops through the process of
a. Pollination
b. Fertilization
c. Double fertilization
Which of the following is NOT true of all fruits?
a. All fruits contain seeds
b. All fruits are sweet
c. All fruits help disperse seeds.
Seeds dispersed by animals typically are contained in
a. Fleshy, nutritious fruits
b. Cones
c. Buoyant structures
The horizontal stems of the strawberry plant shown in figure 24-2 are called
a. Scions
b. Stolons
c. Buds
What would be the best method of propagating most woody plants?
a. Using cuttings
b. Grafting or budding
c. Planting seeds
Corn, sugar beets, cauliflower, and cabbage were all developed by
a. Selective breeding
b. Germination
c. Pollination
Pollen grains are produced by
a. Male reproductive structures
b. Female reproductive structures
c. Ovules
In angiosperms, reproduction takes place in
a. Leaves
b. Flowers
c. Cones
A sticky secretion on the scales of seed cones trap
a. Sporophytes
b. Pollen cones
c. Pollen grains
What is the source of ethylene gas in a plant?
a. Leaf buds
b. Root hairs
c. Fruit tissues
Powerful synthetic auxins are sometimes used as
a. Fertilizers
b. Herbicides
c. Insecticides
What is the phenomenon that is causing the bean seedling to bed as
shown in figure 25-1?
a. Gravitropism
b. Phototropism
c. Rapid response
Gravitropism ensures that the plant in figure 25-1 will
a. Grow roots into the soil
b. Wrap tightly around a trellis
c. Grow toward a light source
Phytochrome is a pigment that is responsible for
a. Gravitropism
b. Photosynthesis
c. Photoperiodism
What hormones influence the shedding of leaves?
a. Auxin and ethylene
b. Cytokinin and ethylene
c. Gibberellin and auxin
Plants can respond to changing environmental conditions by the action of which substances?
a. Enzymes
b. Hormones
c. Target cells
Hormones that stimulate cell elongation and are produced in the rapidly growing region near the tip of the plant’s root or stem are
called
a. Auxins
b. Ethylene
c. Cytokinins
What type of hormones cause increased plant growth?
a. Auxins
b. Cytokinins
c. Gibberellins
The response of plants to environmental stimuli are called
a. Tropisms
b. Hormones
c. Receptors