Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Plants Test 3
| Question | Answer |
|---|---|
| The Green Revolution refers to the use of green manure as a source of fertilizer in developing nations in response to the Clean Water Act. T or F | False |
| Recently produced high-yeilding varieties of wheat have stiffer stems that allow them to withstand heavy does of fertilizer. T or F | True |
| The Green Revolution began in the.... A. 1860's B. 1940's C. 1970's D. 1990's | B. 1940's |
| One of the earliest results of the Green Revolution was the establishment of research in Central America. T or F | True |
| Aquifers in the Midwest are currently in trouble because... A. THey are being depleted faster than they are being replaced B. They are becoming contaminated with PCB's C. The water is shifting location due to geologic movement D. All of the above | A. They are being depleted faster than they are being replaced. |
| In above- cropirrigation systems, approx. __% of the water is lost to the atmosphere... A. 75 B. 10 C. 90 D. 35 | D. 35 |
| The loss of over 20,000 native varities of rice in India is an example of... A. Lodging B. Genetic Erosion C. Germplasm D. Somaclonal Variants | B. Genetic Erosion |
| Qinoa is a possible new food crop that produces a large, juicy fruit that is high in starch. T or F | False |
| Which part of the amaranth plant is being investigated as a possible source of food? A. THe underground nodified stem B. the grainlike seed C. The tuberous root D. the juicy fruit | B. The grainlike seed |
| Naranjillas are tiny orange berries with vivid gren flesh from a South American plant in the tomato family. T or F | True |
| Which fruit was hoped to be used as a food for slaves and led to mutiny on the HMS Bounty? a. plantain b. tamarillo c. breadfruit d. quinoa | c. breadfruit |
| Cell protoplast, pollen, and small pieces of plant tissue are all used to develop new whole plants from single cells. T or F | True |
| Transgenic plants... a. are plants that are native to one country but grown in another country b. contain foreign genes in their cells c. are used to produce human antibodies d. only b and c are correct | d. only b and c are correct |
| Genetically engineered herbicide-resistant crops allow farmers to use a single broad-spectrum herbicide throughout the growing season. T or F | True |
| The controversy regarding the use of Bt corn is that it.. a.is potentially harmful to monarch butterflies b. is a potential allergen to humans c. can contaminate groundwater d. all the above e. only a and b are correct | e. only a and b are correct |
| developing salt-tolerant crops using Arabidopsis genes is important and necessary beacuse 25% of irritated U.S. farmlands have saline soils. T or F | True |
| Molecular farming is the growing and harvesting of genetically engineered crops that produce... a. biofeul b. synthetic fibers c. pharmaceuticals d. all the above | c.pharmaceuticals |
| The term "Frankenfoods" refers to genetically modified foods that contain the gene for resistance to Frankonia disease. T or F | True |
| Which type of fiber is obtained from the veins and vascular bundles of leaves? a. bast b. hard fibers c. surface fibers d. soft fibers | b. hard fibers |
| The process of decortication uses microbial action to separate tough fiber strands from the soft surrounding tissue. T or F | False |
| The fibers used to make cotton cloth are derived from fibers in the plant's____... a. seed coat b. herbaceous stem c. mature leaves d. woody stem | A. seed coat |
| The invention of the cotton gin... a. created a decrease in the demand for slaves b. increased the price of cotton c. expanded the Cotton Belt in the South d. all of the above | C. expanded the Cotton Belt in the South |
| The process of extracting fibers from cotton seeds in preparation for making yarn included ginning, carding, and combing. T or F | True |
| Mercerization involves bathing cotton fabric in sodium hydroxide to give the fabric strength and an affinity for dye. T or F | True |
| Researchers believe that the oldest plant fiber used by man may be... a. silk b. hemp c. cotton d. flax | d. flax |
| Levi Strauss's origional cloth for his line of working clothes was a hemp cloth called "serge de Nimes" T or F | True |
| Rayon is an artifical cellulose fiber created from... a. coconut b. wood fiber c. hemp d. sisal | b.wood fiber |
| Plaiting, twining, and coiling are three basic techniques of... a. papermaking b. kapak fiber extraction c. basketry d. cotton ginning | c. basketry |
| The finely woven baskets of the Aleutian Islands are made of... a. rye grass b. willow twigs c. ash splints d. pine needles | a. rye grass |
| The plant Arundo donax has been used to make pan flutes and the mouthpiece reeds for many woodwind intruments. T or F | True |
| Most quality violins are construction of pine and oak wood that have varying thicknesses alone their plants. T or F | False |
| Angiosperm species such as maple, birch, and oak are called... a. springwoods b. softwoods c. hardwoods d.heartwoods | c. hardwoods |
| Cork is a thin sheet of high quality wood glued to less expensive wood that is commonly used in furnature. T or F | False |
| Resin... a. is called amber once it is fossilized b. discourages the activities of herbivores and decay causing fugi c. is produced in ducts throughout conifer trees d.all the above e. only a and c are correct | d. all the above |
| Dioxin is a by product of the papermaking process that is used to make rayon, cellulost acetate, and cellophane. T or F | False |
| One of the earliest writing surfaces- papyrus was made from... a. plant pith b. plant bark c. leaves d. sheep skin | a. plant pith |
| Hemp was one of the earliest plants used to make paper and was even used in the first draft of the US Constitution. T or F | True |
| Which of the following is NOT a use of bamboo a. bridges b. panda food c. furnature d. paper e. none of the above | e. none of the above |
| Which term describes a drug that reduces physical performance and dulls mental awareness? a. hallucinogen b. depressant c. stimulant | a. hallucinogen |
| the desire to re- experience that pleasure induced by cocaine is called a physicalogical dependance. t or f | false |
| the active narcotic in laudanum is opium. t or f | true |
| morphine... a. is an alkaloid found in opium b. rapidly becomes inactivated in the body c. is excreted when taken orally d. all of the above e. only a and e are correct | d. all of the above |
| to obtain the greatest amount of hallucinogenic resin from a marijuana plant, the grower would harvest male flowers and leaves surrounding the flower. t or f | false |
| which type of cannabis consists of pure resin and is called hashish? a. charas b. bhang c. ganja d. cocaine | a. charas |
| In England the penalty for the possession of marijuana is greatest reduced compared to that in the United States. t or f | true |
| The term "sea of green" refers to the hallucinogenic trance like state induced by the efects of the THC concentration in opium. t or f | false |
| The presence of cannabinoid receptors in the brain may explain by THC provides relief to sufferes of... a. hodhkin's disease b. diabetes c. mccrory's disease d. parkinson's disease | d. parkinson's disease |
| the supreme court recently ruled that staes that allow patients to use medical marijuana are in violation of federal law. t or f | true |
| Novicain and xylocain, which are regualarly used in denistry, are similar in structure to ____.. a. THC b. nutmeg c. cocaine d. belladonna | d. cocaine |
| tobacco plants are native to... a. north america b. south america c. austrailia d. all of the above e. only a and b are correct | d. all of the above |
| maximum lead expansion in tobacco plants is achieved by removing inflorescences and side branches at the time of the flowering. t or f | true |
| aside from nicotine, other dangerous components of tobacco smoke include... a. formaldehyde b. nitric acid c. hydrogen cyanide d. all of the above e. only a and c are correct | e. only a and c are correct |
| The active ingredient in peyote is morphine, which acts as a neurotransmitted hallucinogen. t or f | false |
| ____ was used by Mediterranean women to dilate their pupils resulting in an alluring effect. a. opium b. belladonna c. kaya d. peyote | b. belladonna |
| because of their resemblance to the human form, mandrake roots were once used to treat both male and female sexual problems. t or f | True |
| although it is a top selling herbal remedy, kava may be linked to diseases of the... a. liver b. kidney c. nervous system d. heart | a. liver |
| which plant was used by the Aztecs to induce hallucinogenic state that allowed the shaman to determine the cause of a person's illness? a. tobacco b. ipomoea c. nutmeg d. marijuana | b. ipomoea |
| psychoactive drugs may be physiologically or phychologically addicting. t or f | true |
| caffeine, ephedrine, and cocaine are central nervous system stimulants and can be considered psychoactive yet only cocaine was described in depth until this chapter. t or f | true |
| on January 1, 1998 a California Law went into effect banning smoking in bars. The intent of this law was to protect the health of workers in the bars. This follows similar legislation banning smoking in restaurants and other public places. t or f | true |
| The trout lily is one ___ of understory plants in the beech-birch-maple forest _____ in southern New England. a. Niche, habitat b. Biosphere, community c. population, community d. population, niche | c. population, community |
| Resource partitioning refers to the displacement of one species by another due to competition for habitat and nutrients. t or f | false |
| In a typical grazing food chain, ___ are eaten by ____ a. autotrophs, heterotrops b. primary consumers, secondary consumers c. producers, consumers d. all the above e. none of the above | d. all the above |
| most ecological pyramids generally have a higher number of organisms at the top of the pyramid that at the base of the pyramid. t or f | false |
| DDT, PCB's, and mercury are all examples of toxic substances that may be transferred and concentrated along a food chain. t or f | true |
| the colonization of plants on a newly formed mudslide is an example of climactic sucession. t or f | false |
| in which biome would you find xerophytic plants? a. desert b. topical rain forest c. temperate deciduous forest | a. desert |
| which plant has been nicknamed the botanical whale because of the usefulness of its seed oil? a. kenaf b. jojoba c. guayule d. hickey | b. jojoba |
| many shrubs of the chaparral have sclerophyllous leaves which means they are thin and papery and cannot withstand freezing. t or f | false |
| the tallgrass prairie, the savanna, and the tundra are all examples of grassland biomes. t or f | true |
| which of the following is NOT a characteristic of the boreal forest? a. it has a four month growing season b. the soil is relatively infertile and acidic c. there us a permanently frozen layer of soil under the topsoil d. forest litter decays slowly | c. there is a permanently frozen layer of soil under the topsoil. |
| a tropical rain forest is characterized by broad leaf evergreen trees, an abundance of lianas and epiphytes and a very high rate of decay. t or f | true |
| Early Native Americans played public games with rubber balls made of latex extracted primarily from the ___ tree. a. ipomea alba b. castilola elastic c. hevea brasiliensis d. manikara zapota | b. castilola elastic |
| The advantage of the strip-cutting method of timber harvesting is that every part of the tree is harvested so that there is not a waste of harvested material. t or f | false |
| in which timber harvesting method are trunks cut at ground level and the stumps allowed to sprout multiple stems? a. selective cutting b. coppice method c. creaming d. shelterwood method | b. coppice method |
Created by:
ackonkol