Wednesday, October 31, 2012

Science for SSC Exam


wb‡Pi DÏxcKwU j¶¨ Ki Ges cÖkœ¸‡jvi DËi `vI?
k¦mb GKwU wecvK cÖwµqv| G cÖwµqvq cwi‡ek M„nxZ Lv`¨ `n‡bi gva¨‡g kw³ Drcbœ K‡i| wb‡P k¦mbZ‡š¿i GKwU ¶z`ª As‡ki wPÎ †`qv nj-
K. k¦mb Kv‡K e‡j?
L. k¦m‡b Kx Kx ch©v‡q N‡U eywS‡q `vI|
M. A¨vjwfIjvmB g~jZ O2 I CO2 Gi wewbgq NUvq- wP‡Îi Av‡jv‡K cÖgvY Ki|
N. k¦mbZ‡š¿i hZœ †bqvi cÖ‡qvRbxqZv we‡k­lY Ki|
DËi- K : †h cÖwµqvq cwi‡ek †_‡K M„nxZ Aw·‡R‡bi mvnv‡h¨ †Kvl¯’ Lv`¨ `n‡bi gva¨‡g kw³, Kve©b WvB-A·vBW I cvwb Drcbœ nq Zv‡K k¦mb e‡j|
DËi- L : k¦mb wµqv `ywU ch©v‡q msNwUZ nq| †hgbÑ ewntk¦mb I Aš—tk¦mb|
ewntk¦mb : dzmdz‡mi A¨vjwfIjvm I A¨vjwfIjv‡mi Pviw`‡Ki ˆKwkK bvjxi g‡a¨ k¦mb M¨v‡mi Av`vb-cÖ`vb‡K ewntk¦mb e‡j|
Aš—tk¦mb : k¦mb A½ †_‡K Aw·‡R‡bi †`n‡Kv‡l Mgb, †Kv‡li †fZ‡i Lv`¨e¯‘ Rvi‡Yi gva¨‡g kw³ I Kve©b WvB-A·vBW Drcv`‡b Ges Kve©b WvB-A·vB‡Wi k¦mb A‡½ Avmv ch©š— mgMÖ cÖwµqv‡K Aš—tk¦mb e‡j|
DËi- M : Dc‡ii wPÎwU dzmdz‡mi Ges A¨vjwfIjv‡mi| dzmdz‡mi A¨vjwfIjvm I A¨vjwfIjv‡mi Pviw`‡Ki ˆKwkK bvjxi g‡a¨ k¦mb M¨v‡mi (Aw·‡Rb I Kve©b WvB-A·vBW) Av`vb-cÖ`vb‡K ewntk¦mb e‡j| ewntk¦m‡bi cÖ_g ch©v‡q cwi‡e‡ki Aw·‡Rb mg„× evqy k¦mbZ‡š¿i gva¨‡g dzmdz‡m †cuŠ‡Q|
A¨vjwfIjv‡m †hfv‡e O2 I CO2 Gi wewbgq N‡UÑ
i. k¦mb A½ †_‡K †Kvl ch©š— Aw·‡R‡bi cwienb : dzmdz‡mi A¨vjwfIjvm †_‡K Aw·‡Rb A¨vjwfIjv‡mi Pviw`‡K Aew¯’Z ˆKwkK bvjx‡Z cÖ‡ek K‡i †jvwnZ i³KwYKvi wn‡gv‡M­vwe‡bi m‡½ A¯’vqxfv‡e hy³ n‡q Aw·wn‡gv‡M­vweb ˆZwi K‡i| G Ae¯’vq agbxi gva¨‡g Aw·‡Rbmg„× i³ mviv‡`‡n cÖevwnZ nq Ges †`n‡Kv‡li Pviw`K¯’ ˆKwkK bvjx‡Z †cuŠ‡Q|
GLv‡b Aw·wn‡gv‡M­vweb †_‡K Aw·‡Rb c„_K n‡q cÖ_‡g Kjvim Ges c‡i Kjv‡Kv‡l cÖ‡ek K‡i|
ii. †Kv‡l Lv`¨e¯‘i RviY : G ch©v‡q †Kv‡li †fZ‡i M­y‡KvR GbRvB‡gi Dcw¯’wZ‡Z Aw·‡Rb Øviv RvwiZ n‡q kw³, Kve©b WvB-A·vBW I cvwb Drcbœ K‡i| Drcbœ kw³ GwUwc (ATP) bvgK we‡kl AYy‡Z mwÂZ _v‡K| G mwÂZ kw³ Øviv †`‡ni me wecvKxq KvR m¤úbœ nq|
iii. †Kv‡l m„ó Kve©b WvB-A·vB‡Wi k¦mb A½ ch©š— cwienb : Lv`¨ RviY cÖwµqvq m„ó Kve©b WvB-A·vBW †Kvl †_‡K ˆKwkK bvjxi i‡³ Av‡m| Kve©b WvB-A·vBW i³i‡mi gva¨‡g cÖavbZ evB-Kve©‡bUiƒ‡c dzmdz‡m †cuŠQvi ci evB-Kve©‡bU †_‡K Kve©b WvB-A·vBW gy³ n‡q ˆKwkK bvjx †_‡K A¨vjwfIjv‡m cÖ‡ek K‡i|
DËi- N : dzmdzm gvby‡li GKwU ¸i“Z¡c~Y© A½| wewfbœ ai‡bi e¨vK‡Uwiqv, fvBivm I dzmdzm I k¦mbZ‡š¿i wewfbœ As‡k †ivM m„wó K‡i| wb‡æ K‡qKwU †iv‡Mi weeiY †`qv njÑ
wbD‡gvwbqv : GwU GKwU e¨vK‡UwiqvRwbZ †ivM| G †iv‡M dzmdz‡m GK cÖKvi Zij c`v_© R‡g| Kvwk, R¡i, ey‡K e¨_v Ges gv_ve¨_v G †iv‡Mi j¶Y| Wv³v‡ii civg‡k© mgqg‡Zv wPwKrmv Øviv G †ivM †_‡K Dckg cvIqv hvq|
h²v : wUDev‡ivKz‡jvwmm e¨vwmjvm Øviv Avµvš— n‡j h²v †ivM nq| GwUI GKwU e¨vK‡UwiqvRwbZ †ivM| A¯^v¯’¨Ki cwi‡e‡k emevm, Acywó I Ach©vß Lv`¨MÖnY Ges AwaK cwikÖ‡g G †ivM nq| G †iv‡M weKv‡ji w`‡K mvgvb¨ R¡i, Kvwk, Kvwki m‡½ i³, IRb Kgv BZ¨vw` DcmM© †`Lv hvq| Wv³v‡ii cigv‡k© wbw`©ó mgq ch©š— Ilya †meb I wekÖvg wb‡j G †ivM †_‡K gyw³ cvIqv m¤¢e| G †ivM cÖwZ‡iv‡ai Rb¨ cÖ‡Z¨K wkï‡K wewmwR wUKv †`qv DwPZ| †ivMxi K‡di m‡½ G †ivM Qovq|
eª¼vBwUm : k¦vmbvjxi †fZi Ave„Z wSwj­i cÖ`v‡ni Kvi‡Y G †ivM nq| a~gcv‡bI G †ivM nq| R¡i, dzmdz‡mi Kvwk I k¦vmKó G †iv‡Mi j¶Y| GQvovI K¨vÝvi, A¨vRgv, c­ywiwm, Bbd¬z‡qÄv, GgdvB‡mgv BZ¨vw` †iv‡M dzmdzm Avµvš— n‡Z cv‡i| mylg Lv`¨MÖnY, a~gcvb cwinvi, ¯^v¯’¨Ki cwi‡e‡k emevm Ges Nb Nb R¡i ev Kvwk n‡j wPwKrm‡Ki civgk© wb‡j k¦vmZ‡š¿i wewfbœ †ivM †_‡K i¶v cvIqv hvq|

No comments:

Post a Comment

Composition on Female Education in Bangladesh for Examination

  Female Education in Bangladesh Education is a light to which everybody has the equal right. Education is the backbone of a nation. The ...