题目

下列食物链的表示方法正确的是（ ）A.蘑菇→兔→狼 B.阳光 →蘑菇→兔→狼C.草→兔→狼 D.兔→狼→ 细菌 答案：【答案】C【解析】食物链反映的是生产者与消费者之间吃与被吃这种关系的，所以食物链中不应该出现分解者和非生物部分。食物链的正确写法是：生产者→初级消费者→次级消费者…注意起始点是生产者。蘑菇是真菌属于分解者，而食物链不能包括分解者，A错误。阳光是非生物部分，而食物链不能六、阅读对话，选择正确的答案。Alice： Hello,Jane.Jane： Hello,Alice.Alice： What lessons do you have this morning,Jane?Jane： We have Science,Chinese and Art.Alice： What subject do you like,Jane?Jane： I like Art. How about you,Alice?Alice： I like Art too.Jane： Oh,we like the same subject.Alice： How many Art lessons do you have a week?Jane： Three.() 1. What lessons does Jane have this morning?   A. Science and Chinese. B. Art. C. A and   B.() 2. Does Jane like Art?   A. Yes,she does. B. No,she doesn’t. C. I don't know.() 3. Do Alice and Jane like the same subject?   A. Yes,they do. B. No,they don't. C. I don't know.() 4. How many Art lessons does Jane have a week?   A. Two. B. Three. C. Four.