2020年全国中学生生物学联赛试题答案(共计99题,116.5分) |
各部分 |
第一部分 细胞生物学、生物化学、微生物学、生物信息学、生物技术 (22题,28分,24.03%) |
题号 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
答案 |
ABD |
CD |
C |
A |
ABC |
C |
D |
删除 |
C |
B |
AB |
CD |
AD |
ACD |
ABC |
B |
BD |
AB |
A |
BCD |
分值 |
1.5 |
1.5 |
1 |
1 |
1.5 |
1 |
1 |
0 |
1 |
1 |
1.5 |
1.5 |
1.5 |
1.5 |
1.5 |
1 |
1.5 |
1.5 |
1 |
1.5 |
题号 |
21 |
22 |
23 |
24 |
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答案 |
C |
B |
CD |
删除 |
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分值 |
1 |
1 |
1.5 |
0 |
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各部分 |
第二部分 植物和动物的解剖、生理、组织和器官的结构与功能 (30题,33分,28.33%) |
题号 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
36 |
37 |
38 |
39 |
40 |
41 |
42 |
43 |
44 |
答案 |
AD |
D |
A |
D |
B |
删除 |
A |
C |
C |
B |
D |
B |
A |
C |
B |
A |
C |
CD |
D |
C |
分值 |
1.5 |
1 |
1 |
1 |
1 |
0 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1.5 |
1 |
1 |
题号 |
45 |
46 |
47 |
48 |
49 |
50 |
51 |
52 |
53 |
54 |
55 |
56 |
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答案 |
A |
删除 |
BC |
A |
ABD |
B |
D |
C |
D |
AC |
C |
BCD |
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|
|
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分值 |
1 |
0 |
1.5 |
1 |
1.5 |
1 |
1 |
1 |
1 |
1.5 |
1 |
1.5 |
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各部分 |
第三部分 动物行为学、生态学 (20题,24.5分,21.03%) |
题号 |
57 |
58 |
59 |
60 |
61 |
62 |
63 |
64 |
65 |
66 |
67 |
68 |
69 |
70 |
71 |
72 |
73 |
74 |
75 |
76 |
答案 |
B |
AD |
AB |
BD |
ABC |
C |
C |
AD |
D |
C |
C |
ABCD |
C |
B |
A |
C |
BC |
AD |
D |
BC |
分值 |
1 |
1.5 |
1.5 |
1.5 |
1.5 |
1 |
1 |
1.5 |
1 |
1 |
1 |
1.5 |
1 |
1 |
1 |
1 |
1.5 |
1.5 |
1 |
1.5 |
各部分 |
第四部分 遗传学与进化生物学、生物系统学 (27题,31分,26.61%) |
题号 |
77 |
78 |
79 |
80 |
81 |
82 |
83 |
84 |
85 |
86 |
87 |
88 |
89 |
90 |
91 |
92 |
93 |
94 |
95 |
96 |
答案 |
B |
A |
A |
C |
B |
C |
A |
AC |
D |
A |
ABCD |
D |
A |
CD |
A |
BD |
C |
BC |
BD |
B |
分值 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1.5 |
1 |
1 |
1.5 |
1 |
1 |
1.5 |
1 |
1.5 |
1 |
1.5 |
1.5 |
1 |
题号 |
97 |
98 |
99 |
100 |
101 |
102 |
103 |
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答案 |
C |
ACD |
D |
C |
C |
B |
BD |
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分值 |
1 |
1.5 |
1 |
1 |
1 |
1 |
1.5 |
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