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- QUESTION 10 Which is true regarding plant reproduction? Self-pollination produces offspring genetically identical to the parent modified organs, such as corms and bulbs, are produced as a result of sexual reproduction cross-pollination allows plant populations to survive in unstable environments plants do not reproduce asexually vectors such as flies carry plant spores to new locationsQuestion 17 Select the proper evolutionary order of appearance of these key traits of plants: A) flowers, seeds, vascularization B) vascularization, flowers, seeds seeds, vascularization, flowers D) vascularization, seeds, flowers Lasts e Type here to search 11 DII PrtScn F8 F1 F2 F3 F4 F5 F6 F7 & 6. %24 %23Question 8 2 pts Which is an advantage of seeds? seeds can remain dormant until certain environmental conditions are met seeds allow fast transport of materials through a plant's body all seeds are encased in protective fruits the sperm does't need water to get to the egg
- QUESTION 28 The domestication of corn from teosinte by ancient peoples involved the selection for what characteristics? OA. Less branching and larger kernals O B. Larger cobs OC. All of the answers OD.Elimination of hard seed casings QUESTION 29 The Green Revolution produced tremendous increases in wheat yields around the world. Why? O A. Increased use of fertilizer OB. The introduction of disease resistance OC. The introduction of semidwarf varieties of grains OD.All of the answers QUESTION 30 The production of what food generally results in the largest greenhouse gas emissions per unit of product? OA. Vegetables O B. Fruits OC. Grains O D. BeefQuestion 14 13. By definition, an indehiscent fruit: O is fleshy. O has a single carpel. does not break open at maturity. O has an inferior ovary. O has a stony endocarp.Question 21 Which of the following is not correct regarding the directions of selection of grains during the domestication of crops by humans ? ot yet nswered O a. Shattering fruits arked out of Ob. Selection of short statured plants O C. Less branching of the culm and tillers Flag d. Easily threshing varieties estion O e. Choose tillers that mature synchronously uestion According to your knowledge which is not the centre of origin of agriculture according to Vavilov a. Southern Mexico and Middle America, t yet wered O b. Ethiopia rked out of Ос. SW Asia, China, and SE Asia. Flag O d. South Africa stion e. Middle East- Fertile crescent uestion Which of the following is not the effect of modern agriculture? O a. Eutrophication vet rered O b. Ozone depletion ced out of O C. Nitrate pollution O d. Desertification lag cion O e. Increase in biodiversity O O O O O
- Question 19 Which of these would NOT be found in a seed? O a haploid embryo. triploid endosperm one or two cotyledons rootQuestion 23 Which of the following eventually develops into pollen grains? Sporophylls Ovules Megaspores MicrosporesQuestion 36 Which of the following does not match one of the 4 main plant groups with a terrestrial adaptation that first appeared in that group - in other words, the ancestral plant did not have the adaptation. Recall that all species can have adaptations that carry over from their ancestors, and are not "new" to the group! O angiosperm - pollen bryophytes - waxy cuticle O Bymnosperms - seeds O seedless vascular - vascular tissue
- Question 6: Why is that in certain plants deficiency symptoms appear first in younger parts of the plant while in others they do so in mature organs?Question 25 24. In epigeous germination, which structure emerges above ground first? cotyledon O epicotyl O hypocotyl coleoptile O radicleQuestion 6 In the evolution of vascular plants, there is a trend toward the: A above-ground parts becoming structurally similar to the below-ground parts. B progressive reduction of the sporophyte. sporophyte becoming nutritionally dependent on the gametophyte. Dincreased protection of the gametophyte by the sporophyte. production of seeds in all lineages