bahan seminar biologi k2
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bahan seminar k2TRANSCRIPT
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TINGKATAN 4BAB 2 : STRUKTUR SEL DAN ORGANISASI SEL
BIL Organel Struktur Fungsi
1 Nukleus
2 Jalinan Endoplasma Kasar
3 Jalinan Endoplasma Licin
4 Jasad Golgi
5 Ribosom
6 Mitokondrion
7 Kloroplas
8 Vakuol
9 Membran Plasma
10 Sitoplasma
11 Lisosom
12 Sentriol
13 Dinding sel
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BAB 3 : PERGERAKAN BAHAN MERENTAS MEMBRAN PLASMASoalan 2SPM 2011 – Soalan No.2
Rajah 2.1 menunjukkan sel tumbuhan yang telah direndam dalam larutan sukrosa 30%.
(i) Pada Rajah 2.1, labelkan X dan Y
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(ii) Namakan larutan yang mengisi ruang antara dinding sel dan XTerangkan bagaimana larutan itu mengisi ruang tersebut.Nama larutan: ..................................................Penerangan : ....................................................
(2 markah)
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(b)Sel tumbuhan dalam Rajah 2.1 telah mengalami plasmolisisTerangkan bagaimana ini berlaku.
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........................................................................(2 markah)
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(c) Rajah 2.2 dan 2.3 menunjukkan keadaan dua pokok yang telah diberi baja. Pokok pada rajah 2.3 telah diberi baja secara berlebihan.
Terangkan keadaan pokok pada Rajah 2.3........................................................................................................................................................................................................................................................................................................................................................................................................................................
(3 markah)
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(d) Rajah 2.4 menunjukkan satu kaedah pengawetan sayur-sayuran.
Terangkan kaedah yang digunakan........................................................................................................................................................................................................................................................................................................................................................................................................................................
(3 markah)
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BAB 4 : BAHAN KIMIA DALAM SELSoalan 3SPM 2005 – Soalan no.4
Rajah 4.1 menunjukkan organel-organel yang terlibat semasa sintesis dan rembesan suatu enzim dalam satu sel haiwan.
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(a)(i) Namakan organel yang berlabel P dan R.
P: .........................................................................R: .........................................................................
(2 markah)
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(ii) Nyatakan fungsi organel S...........................................................................
(1 markah)