Ag Science II Final - 1st Semester

Which type of cell is most likely to remain totipotent? a. Collenchyma cells b. Parenchyma cells c. Sclerenchyma cells d. Guard cells

b. Parenchyma cells

Which of the following does NOT describe botanical nomenclature? a. Assigns plants with an informal name which cannot cross language barriers easily b. Binomial naming system c. Uses genus and species to identify plants d. Is always underlined or italicized

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

Which of the following is another name for a non-vascular plant? a. Bryophyte b. Gymnosperm c. Angiosperm d. Seedless vascular plant

a. Bryophyte

Which part of the plant cell surrounds the cell as a thin layer of lipids and proteins? a. Cell Membrane b. Golgi Apparatus c. Cell Wall d. Chloroplasts

a. Cell Membrane

Which of the following is NOT a fruit type? a. Complex b. Simple c. Aggregate d. Multiple

a. Complex

Which of the following is NOT a characteristic of a monocot? a. Flower parts in multiples of three b. Major leaf veins reticulated c. Embryo with single cotyledon d. Pollen with single furrow or pore

b. Major leaf veins reticulated

What type of cells are found in bacteria? a. Eukaryotic b. Prokaryotic c. Neither eukaryotic and prokaryotic d. Both eukaryotic and prokaryotic

b. Prokaryotic

Which of the following characteristics does NOT describe the Plant Variety Protection Act? a. Allows breeder to recover the costs of research and development by obtaining exclusive marketing rights b. Requires the plants variety be uniform, stable, and distinct from all other varieties c. Allows the patenting of asexually reproduced cultivars d. Provides owner of new plant cultivar with exclusive marketing rights in the United States

c. Allows the patenting of asexually reproduced cultivars

Which of the following does NOT accurately describe weeds? a. Plants which are out of place and not intentionally sown b. Serve as hosts for crop diseases c. Are mainly human inventions which have been selected for particular traits d. Plants which are competitive

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

Which cell structure contains the cytoskeleton, cytosol, and the organelles? a. Cell Membrane b. Cell Wall c. Cytoplasm d. Chloroplasts

c. Cytoplasm

Which of the following plant cells contain thicker primary cell walls which have an uneven thickness? a. Sclerenchyma cells b. Xylem cells c. Parenchyma cells d. Collenchyma cells

d. Collenchyma cells

Which of the following is the most common plant part used to identify plants? a. Roots b. Stems c. Flowers d. Leaves

d. Leaves

Which of the following is NOT an advantage of weeds? a. Provide habitat and food for wildlife b. Soil stabilization c. Increase crop yields d. Add organic matter to soil

c. Increase crop yields

Which of the following terms best describes the pattern in which leaf veins are organized? a. Leaf margin b. Leaf apex c. Leaf venation d. Leaf blade

c. Leaf venation

Invasive plants are also known as which of the following? a. Native b. Vascular c. Non-Native d. Non-Vascular

c. Non-Native

Which of the following kingdoms does NOT contain multicellular organisms? a. Plantae b. Fungi c. Animalia d. Monera

d. Monera

Where is the rough endoplasmic reticulum located? a. Cytoplasm b. Ribosomes c. Nucleus d. Cell wall

a. Cytoplasm

Which of the following is NOT a characteristic of weeds? a. Dependent on humans for propagation b. Rapid population establishment c. Abundant seed population and seed dormancy d. Adaptation for seed dispersal

a. Dependent on humans for propagation

Which of the following is the correct order of the taxonomic hierarchy? a. Kingdom, division, class, order, family, genus, species b. Kingdom, division, class, order, family, species, genus c. Kingdom, class, division, order, family, genus, species d. Kingdom, division, order, class, family, genus, species

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

Which of the following is another term used for lead edges? a. Leaf margin b. Leaf apex c. Leaf venation d. Leaf blade

a. Leaf margin

Which part of the stem transports sugars? a. Phloem b. Xylem c. Cortex d. Cambium

a. Phloem

Which of the following is the female part of the plant? a. Pistil b. Stamen c. Anther d. Filament

a. Pistil

Which of the following plant parts is NOT used to classify plants? a. Roots b. Leaves c. Flowers d. Seeds

a. Roots

Which of the following terms refers to the groupings of plants which consistently produce plants of the same types? a. Species b. Family c. Genus d. Variety

a. Species

Which type of roots grow directly downward? a. Taproots b. Lateral roots c. Adventitious roots d. Fibrous roots

a. Taproots

Which of the following is a characteristics of plantae individuals? a. They are multicellular and most do not move b. They have a cell wall and a nucleus but no chloroplasts c. They acquire nutrients by ingestion d. They are prokaryotes

a. They are multicellular and most do not move

Gymnosperms are classified as which of the following? a. Vascular b. Non-Vascular c. Monocot d. Dicot

a. Vascular

Which of the following does NOT describe an organ system? a. It is made up of organs which act independently to achieve a common purpose b. It consists of a root and shoot system c. It allows multicellular organisms to respond to changes in the environment d. It allows multicellular organisms to process large amounts of material

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

Which of the following best describes decomposers? a. Any organisms which cannot make their own food b. Any organisms which primarily feed on dead organisms or waste from living organisms c. Any organisms which can make their own food d. Include herbivores, omnivores, and carnivores

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

Which of the following is the correct botanical nomenclature for a plant with the genus Bellis (italicized) and the species perennis (italicized)? a. Bellis Perennis (italicized) b. Bellis perennis (italicized) c. Perennis bellis (italicized) d. Perennis Bellis (italicized)

b. Bellis perennis (italicized)

Which part of the plant cell provides the structural support and protection? a. Cell Membrane b. Cell Wall c. Cytoplasm d. Chloroplasts

b. Cell Wall

Which of the following is NOT a characteristic of a vacuole? a. Filled with fluid b. Does not contain a nuclei c. Maintains the shape of the cell d. Takes up most of the cell

b. Does not contain a nuclei

Which type of root system is found in grasses? a. Taproot system b. Fibrous root system c. Adventitious root system d. Lateral system

b. Fibrous root system

Which of the following is NOT considered a plant organ? a. Stems b. Flowers c. Leaves d. Roots

b. Flowers

Which of the following best describes a dichotomous key? a. Uses a branching diagram called a cladogram to show relationships b. Identifies plants by a series of choices between pairs of alternatives c. Is the systematic arrangement of plants into groups and subgroups based on common characteristics d. Is a type of plant classification which uses a hierarchy system for classification

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

Which of the following is the most general taxon used in classifying organisms? a. Species b. Kingdom c. Genus d. Division

b. Kingdom

Which of the following is NOT a type of tissue found in plants? a. Dermal b. Non-living c. Vascular d. Ground

b. Non-living

Which of the following is NOT a cause for biennial plants completing their life cycle in one year? a. Unusual variations in temperature b. Plants growing too large c. Climatic changes d. Conditions of drought

b. Plants growing too large

Which type of plant tissue is NOT part of the vascular bundle? a. Phloem b. Xylem c. Cortex d. Cambium

c. Cortex

What are small organelles found in large numbers in the cytoplasm of a cell called? a. Vacuole b. Mitochondria c. Ribosomes d. Chloroplast

c. Ribosomes

Which of the following plant types makes up about 80 percent of all plants? a. Non-Native plants b. Native plants c. Vascular plants d. Non-Vascular plants

c. Vascular plants

What types of stems are in plants? a. Aerial b. Subterranean c. Acaulescent d. All of the above

d. All of the above

Kingdom Monera can be further divided into which of the following categories, known as domains? a. Archaebacteria and fungi b. Plantae and protista c. Eubacteria and fungi d. Archaebacteria and eubacteria

d. Archaebacteria and eubacteria

Which of the following is NOT a characteristic of plants? a. Create food through photosynthesis b. Are multicellular organisms c. Are incapable of movement d. Are capable of moving by themselves

d. Are capable of moving by themselves

Which of the following is a form of classification based on the branching pattern of evolution? a. Convergent evolution b. Dichotomous key c. Taxonomy d. Cladistics

d. Cladistics

Which type of flower is missing either the pistil of the stamen? a. Complete b. Incomplete c. Perfect d. Imperfect

d. Imperfect

Which of the following is NOT a characteristic of the nucleus? a. Controls functions of the cell b. Contains DNA in chromosomes c. Is surrounded by the nuclear membrane d. Is spherical, rod-shaped organelles

d. Is spherical, rod-shaped organelles

Which cell structure has a double membrane surrounding it? a. Golgi Apparatus b. Cytoplasm c. Chloroplasts d. Mitochondria

d. Mitochondria

Which of the following is NOT a characteristic of plants? a. Regulate the water cycle b. Are used in medicine c. Provide food, air, and habitat d. Organisms which feed on dead organisms or waste from living organisms

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

Which of the following is NOT a tissue found in the stem? a. Mid-rib b. Stipule c. Vein d. Petiole

d. Petiole

Which of the following roles do plants mainly assume in an ecosystem? a. Decomposers b. Consumers c. Carnivores d. Producers

d. Producers

Which of the following is NOT a reason why native plants are better for the environment? a. They are low maintenance since they developed in the ecosystem in which they are located b. They do not need additional fertilizers or pesticides c. They provide food and habitat for wildlife d. They are introduced to an environment where they did not evolve but quickly adapt to it

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

Which of the following best describes angiosperms? a. They produce pollen grains and ovules in cones b. They reproduce through spores instead of seeds c. They need to live in damp conditions where water is readily available d. They produce seeds which are encased by an outer layer such as fruit

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

Which of the following best describes vascular tissue? a. Provides a protective covering for the plant b. Comprises the majority of the primary plant body c. Specializes in storage, photosynthesis, and support d. Transports food, water, hormones, and minerals throughout the plant

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