福建省南安第一中学2020届高三生物上学期第二次月考试题[附答案] - 百度文库 ر

Bͨ΢۲ϸȾɫɼ巬

CγɵԭǼһηѹһͬԴȾɫδֿ

DΪDDdĸΪddĸӽҶ͡ҶΪ31

16.мסҡDNAͼʾ˵ȷ( )

A. ͼDNAں15NҺи2Ӵ15NDNAռ7/8ͼУA+T/

G+CDNAӵ

B. ͼڴļȱʧɵ»ͻ䣬Ժøڢٲλø

ڢ۲λͼ8ֺ

C. γɱͼ۵Ĺ̿ɷУ˵ϸܽͼʾ̵Ľṹֻϸ

D. ͼʾΪת¼ͷ룬ϸпͬʱ

17.֪סҡ͵IJŴϢĴݷʽͼʾ˵ǣ

A.ͼ֪DNAͨת¼ʽŴϢRNA

B.ͼ18ʾŴϢת¼̣˹԰ΪԭϣҪRNAۺø

C.ͼ310ʾDNAĸƹ̣˹ҪøDNAۺø D.ͼ259ʾŴϢķ̣˹ҪmRNAtRNArRNA 18ͼʾΪ˼к8뱾ӹϵļе

ǣ

AȽ83DNA BȽ82DNA CȽ85YȾɫDNA DȽ82XȾɫDNA

19ͷУ2n48ҹһˮࡣоԱ

´ҰͷһĴμĸϸʹ䲻ѳ壨ȾɫѷֿЩμĸϸշͷСͷжΪӣΪӺӡͷУ

A.ձԭʹϸȾɫ˿޷ B.ϸȾɫΪ24

C.ĴӵĻͶͬ D.ӺӲԭҪȾɫ彻滥

20.ͼϸҪŴϢı̣ͼвȷǣ

A. ֱ̾Ҫṩϸṩԭ B. ûкĤΧɵϸˣת¼ͬʱͬһռ C. ϸĻת¼γɵmRNAҪͨ˿ײܽϸ

D. ϳijʱȥ100ˮӣٺ102ԭ 21.й졢ֺͽȷǣ

A. ͻԷ巢κʱڣ˻ͻձ B. ָƲͬ״ĻϣˣϹзͬԴȾ

ɫϵĻڻ

C. ౶ֻõֲ D. ĹзƵʵĸı־ֵIJ

22. ڿϿȵAbertһֳ2Ⱥϱĵ󾭹

Լһݱ䣬̬ɫ淢ԵIJ졣˵ϡȻѡѧ˵ΪĵִۡĹ۵( )

AʳϢIJͬȺͻķͬ Bͻͻ飬Ϊ̬ɫĽṩԭ CȺ̬ɫIJ죬ȺƵʶıĽ DʹϱĻ裬»Ӵ

23. ͼʾϸڻʽʾͼȷǣ

Aڻɢ٢ܢɵģ֮໥͸ BϸڻǢ٣ϸڻǢ C͸ѹ½̼ԣʹط Dij˲СƤ˺ˮݣڵҺɷǢ 24.й֯Һǣ

A. Ѫеǿͨ֯Һϸ B. ϸлCO2Խ֯Һ C. ֯ҺеO2ͨɢ֯ϸ D. ˶ʱͪתĹ̷֯Һ 25.ڻɳɷֵǣ

Ѫ֯Һܰ Ѫ쵰סO2 ǡCO2ͼ״ټ ܼءͻСݺͰ ӡѪ

޺ڵ塢ڵҺڵҺ A. ٢ۢ

B. ٢ۢ

C. ۢܢ

D. ڢܢ

ڢѡ⣬5С⣬50֣

26. شķع̵⣺8֣

(1) ĿǰչȽƵķȫݰ ___________________ ĸƣԼŴ

Ϣڲ֮ͬ ___________________________

(2) ij DNA У G C ֮ռȫ 38% һ T C ֱռ

32% 17% ĻУ T C ֱռ _____________________

(3) ³´лҪøIJ룬øĺϳɶҪķе

_________________ ( д ) ̣ùԭ ________________________

(4) ij (2N 20) һԭϸȾɫϵ DNA ӱH ǣȻ

ڲ H ҺΣõӴϸ ( ָijϸ ) ͬλ H ǵȾɫĿΪ _________________

27. ijоС鿪չֲijˮȾоɸѡõڸŨҺ

õijˮֲ3Ʒ֣ڲͬŨȵӪҺһʱⶨָ꣬ʾش𣺣11֣

ӪҺŨȣmg/L Ʒ ⶨָ 0 Ũȣmg/kgֲأ A λkg/Ķ Ũȣmg/kgֲأ B λkg/Ķ Ũȣmg/kgֲأ C λkg/Ķ

1 ֲĿƷ޷Ȼֱɸѡõɲ_______________飮

2ݱ_________________ƷʺȾҪ______________

_____________________________________________________

50.31 49.99 50.76 49.02 48.32 349.21 348.65 11.14 313.32 347.77 347.92 316.16 317.47 346.00 332.20 350.11 349.61 9.11 310.20 347.96 348.02 315.12 318.43 346.92 310.22 10.11 4 10.20 8 15.12 12 19.33 16 20.33 3

3

3