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【判断题】
土壤沙化是由风蚀作用所引起的地面物质中细粒部分及营养物的损失而出现土壤表层的粗化过程
A.
正确
B.
错误
题目标签:
营养物
风蚀作用
细粒部分
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参考解析:
刷刷题刷刷变学霸
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【判断题】单纯扩散不是细胞获取营养物的主要方式。
A.
正确
B.
错误
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【判断题】.渗出液是由⾎管内的⽔分伴同营养物通过⽑细⾎管渗出,属于炎性组织液
A.
、对
B.
、错
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【简答题】Questions 36 to 40 are based on the following passage. Imagine eating everything delicious you want-with none of the fat. That would be great, wouldn’t it? New “fake fat” products appeared on store sh...
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【判断题】氨基酸属于三功能营养物。
A.
正确
B.
错误
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【单选题】Imagine eating everything delicious you want - with none of the fat. That would be great, wouldn’t it New "fake fat" products appeared on stone shelves in the United States recently, but not everyone ...
A.
it passes though the intestines without being absorbed
B.
it facilitates the absorption of vitamins by the body
C.
it helps reduce the incidence of heart disease
D.
it prevents excessive intake of vitamins
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【多选题】风蚀作用的结果有()
A.
风棱石
B.
新月型沙丘
C.
雅丹地形
D.
石蘑菇
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【判断题】一切能满足微生物生长繁殖所需碳元素的营养物称为碳源。
A.
正确
B.
错误
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【单选题】Directions: There are 20 blanks in the following passage. For each blank there are four choices marked A, B, C and D on the right side of the paper. You should choose the ONE that best fits into the p...
A.
vital
B.
initial
C.
valid
D.
radical
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【单选题】Imagine eating everything delicious you want -- with none of the fat. That would be great, wouldn’t it New "fake fat" products appeared on store shelves in the United States recently, but not everyone...
A.
just as anticipated
B.
commercially useless
C.
quite unexpected
D.
somewhat controversial
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【单选题】Directions: There are 20 blanks in the following passage. For each blank there are four choices marked A, B, C and D on the right side of the paper. You should choose the ONE that best fits into the p...
A.
in
B.
upon
C.
for
D.
by
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