问题 填空题

下图表示A、B、C的逻辑关系,请根据该图回答下列有关问题:

(1)如果A代表裸子植物,C代表绿色植物,则B可以代表植物四大类群中的______,这些植物的共同特点是都能够产生______.

(2)如果A代表衣藻,C代表藻类植物,则B可以代表的植物类群除了单细胞藻类外,还可以是______.

(3)如果C代表果实,A代表胚,则B应该表示______,同时具有这些结构的植物类群应该是最适应陆生环境的______.

答案

如图可知A、B、C的逻辑关系中,A属于B,B属于C.

(1)、A是裸子植物,裸子植物属于种子植物,种子植物又属于C绿色植物,裸子植物和种子植物都能产生种子,用种子繁殖后代,可见B是种子植物.

(2)、A是衣藻,衣藻生活在淡水中,属于淡水藻类,不论是单细胞的衣藻,还是其它多细胞的淡水藻类,都属于C藻类植物.可见B是淡水藻.

(3)、A是胚,胚是种子的主要部分,种子外包上果皮构成C果实,用种子繁殖后代的种子植物适于在陆地上生活.可见B是种子.

故答案为:(1)、种子植物;种子

(2)、淡水藻

(3)、种子;种子植物

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                                   Ocean Chinese Restaurant
Noodle House                    N-1: Noodles with beef and tomato
Tel: 77820796                   N-2: La mian with onions
11:00 am -11:00 pm           N-3: Chicken noodles soup
Small bowl 10 RMB           N-4: Fried noodles with cabbage
Medium bowl 15 RMB       N-5: Fried beef noodles Large bowl 18 RMB

                           CBA School Restaurant 
Welcome to CBA School Restaurant
Tel: 77820797
Special meal deals for only 25 RMB
Meal deal 1: dumplings in chicken soup, egg fried rice, mapo tofu 25 RMB
Meal deal 2: Beef with broccoli, fried la mian, fried dumplings 25 RMB
Meal deal 3: Cabbage soup, chicken noodles, ice cream 25 RMB
Welcome to CBA School Restaurant.

                                             Fast Food Restaurant
Rice Express
Tel: 7782098 Try our delicious rice bowls for only 15 RMB. You have a choice of:
Beef, pork, chicken, and fish.
Add a plate of dumplings for 10 RMB. Only 7 RMB for your choice of green tea,
ice cream, or orange juice.
Delivery (送货) for orders of below 30 RMB: 2 RMB Free delivery for orders of
30 RMB and above!
1. If you want a large bowl of chicken noodles soup, how much should you pay for it?
A. 8 RMB
B. 10 RMB
C. 15 RMB
D. 18 RMB
2. If you have only ten yuan, where can you eat dumplings?
A. Ocean Chinese Restaurant
B. CBA School Restaurant
C. Fast Food Restaurant
D. ABC English Restaurant
3. If you don't want to go to the restaurant, you can call it at ________.
A. 77820796
B. 77820797
C. 77820798
D. 77820799
4. If Mr Green wants a plate of dumplings, a bowl of rice with fried beef and orange juice,
    he should pay ________ RMB for them.
A. 34
B. 32
C. 22
D. 15
5. If you want to eat fried beef noodles, you should go to ________.
A. Ocean Chinese Restaurant
B. CBA School Restaurant
C. Fast Food Restaurant
D. ABC English Restaurant
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