1999 生物 AL Paper 1 (乙部B2)

B2

99-AL ҡ‫ސ‬ ࠴ԫ B2

‫سە‬ᒳᇆ ᇢ໱ᒳᇆ ஆ‫ۯ‬ᒳᇆ

ଉ ཽ ‫ ە‬ᇢ ‫ݝ‬ ԫ ԰ ԰ ԰ ‫ ڣ‬ଉ ཽ ೏ ్ ࿓ ৫ ᄎ ‫ە‬

ҡ‫ސ‬ȁଽ઻แ࡙ȁၐ‫ڢ‬Ι Կ ՛ ழ ‫ ( ࠴ݙ‬Ղ ֑Զ ழ Կ Լ։ ۟Ղ ֑ Լԫ ழ ԿԼ ։ )

ΚഋȈၐᚠ๎ᚠᛩB2

ҥᎧ ‫ ڢ‬ষ༲ ቸ

ҥၐ ‫ ڢ‬кৰ ༲ ቸ

ᔹ ࠴ ୉ ᒳᇆ

ᇢ ࠴ ‫ஂ ׌‬ᒳ ᇆ

‫ ء‬ᇢ ࠴ ‫ؘ‬ႊ ‫ ش‬խ֮ ‫ ܂‬࿠

Ճҡ໸‫ޣ‬

12 13

1.

೶ ᅃ ‫ ظ‬ຝᇢ ᠲ ᡻৞ ૿ ऱ‫ س ە‬ႊव ࠃ ႈΖ

2.

‫ ء‬ᇢ ᠲ ࿠ ᠲ ᡻ փ ऱ ᠲ ‫ ۾ ؾ‬Ԭ ຝ 60 ։ խ ऱ 28 ։Ζ

3.

‫ءڇ‬ᇢᠲ࿠ᠲ᡻ऱ৞૿ࢬ‫ق‬ऱ‫ۯ‬ᆜՂΔჄᐊ ‫ س ە‬ᒳ ᇆΕ ᇢ ໱ᒳ ᇆ ֗ஆ ‫ ۯ‬ᒳᇆ Ζ

4.

‫ױسە‬૞‫ޣ‬੔࿇ᇖ‫ך‬࿠ᠲ౐Ζ‫്ޢ‬ᇖ‫ך‬࿠ᠲ ౐݁ႊᐊՂ‫سە‬ᒳᇆ֗ᠲᇆΔࠀ‫ش‬ᢃ᡹ᗻ࣍ ‫ ء‬ᇢ ᠲ ࿠ᠲ ᡻ փऱ ৾ ᅝ଄ ᑇ Ζ

᜔։

ਯϷ ষ டҢ

 ଉ ཽ ‫ە‬ᇢ ‫ ݝ‬ΓΓ অ ఎठ ᦞ Hong Kong Examinations Authority All Rights Reserved 1999

ு ։ ୉ ᒳᇆ ᜔։

99-AL-BIO 1B2 – 1

Ө ᚠ ҆ ๎Ȅ ҏ ၐ ᚠ ๎ᚠ ᛩ ӓԤ ‫ ڍ‬ᚠᚠ Ҭ ȂӨ ᚠ Ϸኵ Ϛ ӣȄ ஠ ๎ ਰ ቸӵ Ⴑ ੼‫ ު ޟ‬՝ϱ Ȅ

12.

լ‫ڼڇױ‬᥏ ஼ᐊ

ࢬႝ֏Κ

‫א‬Հ ֘ ᚨ‫ੵ ླ ط‬Ꭸ ᨖ ๅස

ླੵ Ꭸ ᨖๅ ස COO− CH2

COO− CH

CH2

CH

COO− ླੵ Ꭸ ᨖ

COO− ࢏઺౉Ꭸᨖ

(ုΚFAD ਢԫ ጟ ᎖ (a)

FADH2

FAD

)

ᜰ‫ࡳ ྒྷ ܂ش ױ נ‬ຍ ֘ ᚨຒ෷ ऱ Կ ႈ೶ ᑇ Ζ

( 3 ։)

……………………………………………………………………………………………………... ……………………………………………………………………………………………………... ……………………………………………………………………………………………………... ……………………………………………………………………………………………………... (b)

‫א‬Հ ‫ ڴ‬ᒵቹ ᧩ ‫ ່ ڇق‬ᔞ pH ࡉ ᄵ ৫ Δླ ੵ Ꭸᨖ ᖺ ৫ኙ ֘ ᚨຒ ෷ ऱᐙ ᥼ Κ

֘ᚨ ຒ ෷

X

ླੵ Ꭸ ᨖᖺ ৫ ‫ڴ‬ᒵ ‫ ڇ‬X ๠᝟ ؓ Δ௅ ᖕ

֘ ᚨ ऱᖲ ࠫ Δᜰ ‫ ࠟנ‬ଡ෻‫ א ط‬ᇞ ᤩ ຍ ෼ ွΖ

( 2 ։)

……………………………………………………………………………………………………... ……………………………………………………………………………………………………... ……………………………………………………………………………………………………... ……………………………………………………………………………………………………...

99-AL-BIO 1B2 – 2 অఎठᦞ All Rights Reserved 1999

–1–

(c)

ᤔ࣠ Ꭸ ᨖࡉ ླ ੵᎨ ᨖ ਢ‫܌‬ሼ ‫ ּ ܄‬༛ ᛩփ ऱ ‫ז‬᝔ խ ၴढ Δ ، ଚ‫ א ڶ‬Հ࿨ ዌ ‫ڤ‬Κ

(i)

COO−

COO−

CHOH

CH2

CH2

CH2

COO−

COO−

ᤔ࣠Ꭸᨖ

ླੵᎨᨖ

৬ᤜ ᤔ ࣠Ꭸ ᨖ ኙླ ੵ Ꭸᨖๅ ස

ႝ֏ ֘ ᚨ ऱ ຒ ෷ ‫ڶ‬۶ ᐙ ᥼ Ζ

( 1 ։)

………………………………………………………………………………………….… (ii)

‫א‬Հੌ࿓ቹ᧩‫ق‬ᤔ࣠ᎨᨖΕླੵᎨᨖΕ࢏઺౉Ꭸᨖ‫܌ڇ‬ሼ‫ּ܄‬༛ᛩऱ‫ۯ‬ ᆜΚ

ᤔ࣠Ꭸᨖ౨ᓳ൳‫܌‬ሼ‫ּ܄‬༛ᛩփ֘ᚨऱຒ෷Ζᇢᇞᤩࠌᤔ࣠Ꭸᨖሒ‫ګ‬ຍ ᓳ൳ ऱ ‫ױ‬౨ ᖲ ࠫΖ ( 4 ½ ։) ………………………………………………………………………………………….… ………………………………………………………………………………………….… ………………………………………………………………………………………….… ………………………………………………………………………………………….… ………………………………………………………………………………………….… ………………………………………………………………………………………….… ٥ 10½ ։

99-AL-BIO 1B2 – 3 অఎठᦞ All Rights Reserved 1999

−2−

ȁᥛΓΓ৵ΓΓ଄

լ‫ڼڇױ‬᥏ ஼ᐊ

13.

(a)

੡ઔߒཬढढጟ A ࡉ B ऱ٠ᅃၜཚ֘ᚨΔ‫ڇ‬Գ੡ൣउՀၞ۩ԫଡኔ᧭Κ٣‫ࠟނ‬ ढጟ ऱ ጟત ᐼ ᐾ‫ ڇ‬ઇ փऱՒ ᣦ Δ ྥ ৵‫ ނ‬ઇ࣋ ᆜ ‫ ڇ‬ᄵ৛ փ Ι ᅝร ԫ ׂᆺ ক ‫נ‬৵Δ ‫א‬ Գՠ ֱ ऄ‫ ش‬լ ‫ٵ‬٠ ᅃ ཚ๠෻ ؔ ્ Ζ Հ। ᧩ ‫ ࠟق‬ጟ ཬढ ढ ጟ ‫ط‬ร ԫ ׂᆺ ক ‫۟נ‬ၲ क़ ࢬᏁ ऱ ֲᑇ Κ ၲक़ ࢬ Ꮑऱ ֲ ᑇ ΰ‫ ط‬ร ԫׂ ᆺ ক‫ נ‬ದ ૠ) ٠ᅃ ཚ / ՛ழ

ढጟ A

ढጟ B

8

*

80

9

*

80

10

*

80

11

*

80

12

*

80

13

240

80

14

160

80

15

100

150

16

100

*

17

100

*

18

100

*

19

100

*

20

100

*

ቹࠏΚ*‫ڇ‬੡ ཚ ԫ ‫ ڣ‬ऱ ኔ ᧭ ழ ၴ փ Δ ཬ ढ ๠ ࣍ ᛜ ᕆ ཚ ण ኪ Ζ

(i)

೶‫ ە‬Ղ ૪ᑇ ᖕ Δ‫ ګ ݙ‬Հ।Κ

( 6 ։) ढጟ A

(1)

ᜰ‫ ٺ נ‬ढጟ ٠ ᅃၜ ཚ ֘ᚨऱ ‫ ټ‬ጠ Ζ

(2)

ढጟ A ऱ ٠ᅃ ཚ ່֟ Ꮑ ૞‫ ֟ ڍ‬՛ ழթ ౨ ሒ۟ ၲ क़Λ

(3)

‫ٺ‬ढ ጟ‫ ڇ‬ร ԫׂ ᆺ ক‫ נ‬৵່ ֟ Ꮑ ૞‫ֲ ֟ ڍ‬թ ၲ क़Λ

(4)

ଣࠟ ढ ጟ ऱ ร ԫ ׂ ᆺ ‫ ڇ‬ᐾ ጟ ৵ 10 ֚ թ ক ‫ נ‬Δ ‫ ط‬ᐾ ጟၲ ࡨ ૠ Δ ‫ٺ‬ ढጟ ່ ֟Ꮑ ૞ ‫ ֲ ֟ڍ‬թၲक़ Λ (ii)

ढጟ B

ৱร ԫ ׂᆺ ক ‫נ‬৵ Δ թ‫א‬Գ ՠ ֱ ऄ ‫ ش‬լ ‫ ٵ‬٠ᅃ ཚ ๠෻ ؔ ્ Δۖ լ ਢ‫ ڇ‬ᐾ ጟ ৵‫ ܛ م‬ਜ۩ Δ ۶ᇞ Λ ( 1 ։) ……………………………………………………………………………………………

99-AL-BIO 1B2 – 4 অఎठᦞ All Rights Reserved 1999

−3−

լ‫ڼڇױ‬᥏ ஼ᐊ

(b)

լ‫ڼڇױ‬᥏ ஼ᐊ

‫א‬Հ ‫ ڴ‬ᒵቹ ᧩ ‫ ؑ ৄق‬1 ࡉৄ ؑ 2 ۞ ԫ ִ ۟Լ Բ ִ۞ྥֲᅃ ऱ ᧢ ֏ :

ΰု Κ X ၗ ऱ ‫ޢ‬ԫ ՛ ௑‫ז‬। 1 0 ֚ Ζ α (i)

‫ ؑ ৄڇ‬1 Δ࣍ ۞ ྥֲ ᅃ ՀΔ (1)

ढጟ A ౨ ‫ ܡ‬ၲक़ Λ ᇞᤩ‫ ܃‬ऱ ࿠ ூ Ζ

( 2 ½ ։)

…………………………………………………………………………………………………….. …………………………………………………………………………………………………….. …………………………………………………………………………………………………….. ……………………………………………………………………………………………………..

(2)

੡੷ Ꮦ ढጟ B ౨٤ ‫ ڣ‬ၲक़Λ

( 2 ։)

…………………………………………………………………………………………………….. …………………………………………………………………………………………………….. (ii)

ᅝ ۞ ྥ ֲᅃ լ ౨ ฤ ‫ ٽ‬ढ ጟ A ࡉ B ऱ ٠ ᅃ ၜ ཚ Ꮑ ‫ ޣ‬ழΔ ‫ ش א ױ‬Գ ՠֱ ऄ ๠ ෻ຍ ࠄ ཬढ Δ ࠌ، ଚ ‫ڇ‬ਐࡳ ழ ၴ ၲ क़Δ ‫ א‬०‫ ؑ ٽ‬໱ऱ Ꮑ ૞ Ζ (1)

ૉ ૞ ࠌ ढ ጟ A ࣍ 5 ִ 11 ֲ ΰ ‫ ئ ܛ‬ᘣ ᆏ ছ ᑇ ֚ α ‫ ڇ‬ᇠ ࠟ ଡ ৄ ؑ ၲ क़Δ ່ ᙈ૞ ‫ ڇ‬1 ִ 21 ֲᐾ ጟΙ ૉ ૞ࠌ ढ ጟ B Ո࣍ 5 ִ 11 ֲ‫ ڇ‬ᇠ ࠟ ଡৄ ؑ ၲक़ Δ ່ᙈ ૞ ‫ڇ‬ୌԫ ֚ ᐾ ጟ Λ ( 1 ։)

……………………………………………………………………………………………………..

99-AL-BIO 1B2 – 5 অఎठᦞ All Rights Reserved 1999

−4−

ȁᥛΓΓ৵ΓΓ଄

ᓮ֎‫ءڇ‬଄‫܂‬࿠ ‫ءڇ‬଄ऱ࿠ூലլղေ։

99-AL-BIO 1B2 – 6 অఎठᦞ All Rights Reserved 1999

−5−

(2)

ૉ૞ ࠌ ढጟ A ࡉ B ࣍ 5 ִ 1 1 ֲ ‫ ؑ ৄ ڇ‬2 ၲक़ΔᏁ ૞ ‫ ڇ‬ୌ ੄ ֲ ՗ආ‫ش‬Գՠᓳለ٠ᅃཚֱऄΛࠀਐ‫܃נ‬ᄎ‫ڕ‬۶։ܑᓳለࠟृऱ٠ ᅃཚ Ζ ( 5 ։) ढጟ AΚ …………………………………………………………………………………. …………………………………………………………………………………. …………………………………………………………………………………. …………………………………………………………………………………. ढጟ BΚ …………………………………………………………………………………. …………………………………………………………………………………. …………………………………………………………………………………. …………………………………………………………………………………. …………………………………………………………………………………. ٥ 17½ ։

− Κ ഋ‫ ׇ‬−

99-AL-BIO 1B2 – 7 অఎठᦞ All Rights Reserved 1999

−6−

լ‫ڼڇױ‬᥏ ஼ᐊ

ᑇଖ ࿠ ூ ࠴ԫ Ԭຝ( B 2 ) 13.

(a)

(i) (1) (2) (3) (4)

অఎठᦞ All Rights Reserved 1999

ढጟ A ९ֲ ᅃ ཬढ 13 100 110

ढጟ B ࿍ֲ ᅃ ཬढ 80 90