皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【简答题】
When we talk of plants, most of us will think of things that grow from the ground and have green leaves, but there are plants that do not look or act like other plants. Some of these belong to a special class of plants called fungi. Fungi may appear almost everywhere. They commonly grow in wet places where they call get food and water easily. Because fungi do not have green leaves to make their own food, but fungi must take their food from animals, other plants or water. Some fungi live on dead or rotting(腐烂的)wood, while others grow on living trees or in dirt or moss(苔藓). Mushrooms(蘑)are the best-known fungi. There are many kinds of mushrooms appearing in all shapes and sizes. For example, cauliflower(菜花)mushrooms are found in forests from July to October.They can grow to be as heavy as fifty pounds! They grow at the foot of trees Squirrel’s(松鼠)bread is another kind of wild mushroom Its appearance and use Call explain its name. These fungi look like small golden cakes Squirrels can easily eat them or carry them off to their hole to eat later. The mushrooms found in food stores are carefully grown by people who know they are safe to eat. People are warned never to touch of taste wild mushrooms because some of them are deadly. Even less dangerous ones cart still make a person very sick.. 小题1:Where does Fungi not grow? . A.On dry wood B.In places full of water C.On living trees D.Behind houses 小题2:Where can Fungi take food? . A.From their green leaves B.From water C.From rotting wood D.From people 小题3:Squirrel's bread is a kind of . A.tree B.animal C.food D.medicine 小题4:People are advised not to eat wild fungi because . A.it is unfit for main food B.it may be dangerous to people C.it doesn't taste so good D.it's strange smell may do harm to people 小题5:The word 'fungi' in this passage means A.草本植物 B.菌类植物 C.食用蘑菇 D.无叶植物
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【单选题】小肠绒毛中毛细血管是
A.
闰管
B.
中央乳糜管
C.
细胞内分泌小管
D.
纹状管
E.
胆小管
【单选题】小肠绒毛中毛细血管不能直接吸收的营养物质是( )
A.
氨基酸
B.
葡萄糖
C.
维生素
D.
脂肪酸
【单选题】Sorry , I didn't mean to hurt you.
A.
D on't mention it
B.
I don't care
C.
I t's my fault
D.
F orget it.
【单选题】下列结构中,与小肠的吸收功能无关的是(  )
A.
小肠的内表面有皱襞
B.
小肠绒毛内有毛细血管
C.
小肠绒毛壁薄
D.
小肠盘曲在腹腔
【单选题】在人体的小肠绒毛结构中,有利于营养物质吸收的结构是(  )。
A.
小肠绒毛襞
B.
小肠绒毛内的毛细血管
C.
小肠绒毛内的毛细淋巴管
D.
A、B、C三项
【单选题】下列结构中,与小肠的吸收功能无关的是 [     ]
A.
小肠内表面有皱襞和小肠绒毛
B.
小肠绒毛内有毛细血管和毛细淋巴管
C.
小肠绒毛壁薄
D.
小肠内有肠腺
【单选题】下面关于小肠的叙述中,错误的是(     )
A.
小肠的内表面有皱襞和小肠绒毛
B.
小肠绒毛内有毛细血管和毛细淋巴管
C.
小肠是消化、吸收的主要器官
D.
营养物质全部在小肠内吸收
【单选题】下列结构中,与小肠的吸收功能无关的是( )
A.
小肠粘膜有皱襞和小肠绒毛
B.
小肠绒毛内有毛细血管和毛细淋巴管
C.
小肠绒毛壁薄,上有微绒毛
D.
小肠内有肠腺,能分泌多种消化酶
【单选题】下列不是小肠结构与吸收机能相适应的是(  )
A.
小肠内表面具有皱襞和小肠绒毛
B.
小肠绒毛中有毛细血管和毛细淋巴管
C.
小肠绒毛壁是由一层上皮细胞构成
D.
小肠内有多种消化酶
【单选题】小肠与吸收机能相适应的结构特点是 ①内表面具有皱襞和小肠绒毛  ②绒毛中有毛细血管和毛细淋巴管 ③毛细血管壁毛细淋巴管壁仅一层细胞 ④小肠长5-6米 [     ]
A.
①②③
B.
①②④
C.
①②③④
D.
②③④
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题