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随着气候的季节性变化，植物表现出有规律的变化，如萌芽、抽梢、展叶、开花、结实、落叶和休眠等，这种现象称为__________。
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第1空：[ "参考解析： 物候" ]
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按形成的主导因素，隐地带冷性土壤可分为水成土壤、盐成土壤和 。
生态学金字塔有能量金字塔、 和数量金字塔三种类型。
随时间的推移，生物群落内一些物种消失，另一些物种侵入，群落组成及其环境向一定方向产生有顺序的发展变化，称为__________。
在五大社会问题里，核心问题是（ ）
低温对生物的伤害分为冷害和__________两种。
在一定范围内可以用增加C02浓度的方法增强光合作用。 ( )
人工辅助能可分为__________和工业辅助能。
生态系统中，能量从太阳能到化学能、物质从无机物到有机物的同化过程为（ ）
试述极端低温对生物的影响及生物对低温环境的适应。
下列不能准确描述动物领域行为生态学意义的一项是（ ）
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《湘夫人》中，“时不可兮骤得，聊逍遥兮容与”的抒情方法是 （ ）
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22.持有行政许可证的公民不得随意改变许可范围，这体现了行政行为的【 】
3.
Passage Five An interesting project called Blue Zones is recording the lifestyle secrets of the communities with the highest, hest concentrations of centenarians in the worli.The people in the five regions in Europe, Latin America, Asia and the US that 1ive to be 100 have a lot going for them. Genes probably play a small role，but these folks also have strong social ties , tightly -knit families and lots of oppor tunities to exercise.As we were examining the dietary secrets of the Blue Zones, as described in author Dan Buettner" s latest book, The Blue Zones Solution, we were struck by how essential tea drinking is in these regions. In fact, Buettner’ s Blue Zones Beverage Rule- -a kind of guideline summarized from his 15 or so years of studying these places-- -is:" Drink coffee for breakfast, tea in the afternoon, wine at 5 p. tm^Science has plenty to say about the healthful virtues of green tea. Researchers are most enthusi- astic almt the components in green tea, as well as foods like c0coa. Why might they help so many 0kina vans in Japan break 1007 Some components in green tea can lower the risk of stroke, heart disease attd several cancers. 0ne review study also found that drinking green tea can slightly improve metabolism(新陈代谢).If you find yourself on the island of Ikaria, the Greek Blue Zone in the middle of the Aegean, you won' t be offered any tea made with tea leaves. Instead, Ikarians typically make their daily cup of tea writh just one fresh herb that they havepicked themselves that day -- ei ther rosemary, wild sage, oregano, nmxjotmn, mint or dandelion, all p1ants that may have anti-inflanmatory (消炎的) properties,which may help lower blood pressure. This could exp1ain Ikaria’s very low dementia (痴呆) rate, since high blood pressure is a risk factor for the disease.
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相邻关系有哪些种类?
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Laziness is a sin, everyone knows that. We hare probably had all lectures 1.____ that laziness is immoral, that it is wasteful, that lazy people will never amount to 2.____ in life. But laziness can be more harmful than the, it is often caused by more complex reasons than simple wishes to avoid work. Some people who appear to be lazy are 3.____ much more serious problems. They may be so distrustful of their fellow workers that they are unable to join in any group task 4.____ ridicule or fear of having their ideas stolen. These people who seem lazy may be paralyzed by a fear of failure. 5.____, laziness can actually be helpful. Some people may look lazy when they are really thinking, planning, contemplating, researching. We should all remember that some great scientific discoveries occurred 6.____ or while someone was "goofing off(闲荡)". Newton wasn't working in the orchard when the apple hit him he devised the theory of7.____. All of us would like to have someone "lazy" build the car or stove we buy, particularly if that laziness were caused by the worker' s 8.____ to check each step of his work to do his job right. sometimes being lazy--that is, taking time off for a rest--is good for the overworked students or executives. Taking a rest can be particularly 9.____ to the athlete who is trying too hard or the doctor who's simply working himself overtime too many evenings at the clinic. So be careful when you're 10.____ to call someone lazy. That person may be thinking, or planning his or her next book.1. A. handing out B. standing out C. pointing out D. bringing out
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