Tiêu đề Gymnosperm- Daily-10 MCQ (Set-B)-With Solve.pdf ✅

1 Varsity Daily-10 [Set-B (Solve Sheet)] wm‡jevm : bMœexRx I Ave„ZexRx c~Y©gvb: 30 †b‡MwUf gvK©: 0.25 mgq: 20 wgwbU 1. evsjv‡`‡k KZ cÖRvwZi bMœexRx DwTM¢` cÖvK...wZKfv‡e R‡b¥? [How many species of gymnosperms are naturally born in Bangladesh?] 3 7 5 11 DËi: 5 e ̈vL ̈v: evsjv‡`‡k cÖvq 4000 cÖRvwZi Ave„ZexRx DwTM¢` _vK‡jI gvÎ cuvP cÖRvwZi bMœexRx DwTM¢` cÖvK...wZKfv‡e R‡b¥ _v‡K| 2. c„w_exi ÿz`aZg bMœexRx DwTM¢` †KvbwU? [Which is the smallest gymnosperm plant in the world?] Zamia Pinus Cycas Thuja DËi: Zamia e ̈vL ̈v: c„w_exi ÿz`aZg bMœexRx DwTM¢` n‡jv Zamia bvgK mvBKvW| 3. bMœexRx nIqv m‡Ë¡I wb‡Pi †Kvb DwTM¢‡` wØwb‡lK †`Lv hvq? [In which plant is double fertilization seen even if it is a gymnosperm?] Ephedra Zamia Pinus Cycas DËi: Ephedra e ̈vL ̈v: bMœexRx DwTM¢` nIqv m‡Ë¡I Ephedra †Z wØwb‡lK †`Lv hvq| `ywU fviZxq cÖRvwZ Ephedra gerardiana I E. intermedia †_‡K k^vmK‡ói Ilya B‡dwWab cvIqv hvq| 4. wb‡Pi †KvbwU Cycas –Gi kbv3Kvix •ewkó ̈ bq? [Which is not a distinguishing characteristic of Cycas?] †`n g~j, KvÐ I cvZvq wef3 UavÝwdDkb wUmy ̈ we` ̈gvb memgq cÖavb g~j we` ̈gvb ïμvYy DwTM¢`K~‡j me©e„nr DËi: memgq cÖavb g~j we` ̈gvb e ̈vL ̈v: Cycas Gi cÖavb g~j _v‡K| Z‡e AíKvj c‡iB cÖavb g~j bó n‡q hvq| c‡i †mLv‡b A ̄’vwbK †Kvivj‡qW g~j nq| 5. •kevj ͇̄i †Kvb e ̈vK‡Uwiqv †bB? [Which bacteria is not present at the algal level?] Anabaena Nostoc Bacillus All of them DËi: Bacillus e ̈vL ̈v: †Kvivj‡qW g~‡ji AšÍ©MV‡b ga ̈K‡U©‡· Anabaena I Nostoc Ae ̄’vb K‡i, G Ask‡K •kevj ̄Íi e‡j| 6. †Kvb gv‡m mvBKv‡mi †Mvov †_‡K Pviv m„wó nq? [In which month do seedlings emerge from the base of Cycas?] Rvbyqvwi - †deaæqvix gvP© - GwcÖj RyjvB - AvMó A‡±vei - b‡f¤^i DËi: gvP© - GwcÖj e ̈vL ̈v: gvP© - GwcÖj gv‡m †Kv‡bv †Kv‡bv mvBKv‡mi cÖRvwZi †Mvov †_‡K Pviv m„wó nq| Pviv DwV‡q jvMv‡jB bZzb mvBKvm DwTM¢` wn‡m‡e cÖwZôv jvf K‡i| †`‡n m„ó A‡1⁄2i gva ̈‡g bZzb Mv‡Qi m„ó nq e‡j G cÖwμqv‡K A1⁄2R Rbb cÖwμqv ejv nq| 7. cvK ̄’jxi cxov I Pg©‡iv‡Mi Ilya wn‡m‡e e ̈eüZ nq †KvbwU? [Which one is used as a medicine for stomach pain and skin diseases?] Cycas circinalis Cycas pectinata Cycas revoluta None of them DËi: Cycas circinalis e ̈vL ̈v: Cycas circinalis Gi ùxZK›` I exR n‡Z GKcÖKvi GiviæU (evwj©) cÖ ̄‘Z Kiv nq| Ges KwP cvZv cvK ̄’jxi cxov I Pg©‡iv‡Mi Ilya wn‡m‡e e ̈eüZ nq| 8. Ave„ZexRx DwTM¢‡`i †Kvb •ewkó ̈wU mwVK bq? [Which characteristic is not correct for angiosperms?] ïμvYy mPj AvwK©‡Mvwbqvg Abycw ̄’Z M ̈vwg‡UvdvBU mswÿß DwTM¢` † ̄úv‡ivdvBU DËi: ïμvYy mPj e ̈vL ̈v: Ave„ZexRx DwTM¢‡`i ïμvYy me©Î wbðj| 9. wb‡Pi †KvbwU Adventitious root? [Which one is an example of adventitious root?] MvRi Avg avb eU DËi: eU e ̈vL ̈v: g~j hLb DwTM¢‡`i åæYg~j n‡Z m„wó bv n‡q DwTM¢` †`‡ni Ab ̈ †Kv‡bv A1⁄2 n‡Z m„wó nq ZLb Zv‡K A ̄’vwbK g~j e‡j| †hgb- †Kqv, eU, AkÌ| 10. wb‡Pi †KvbwU ̄úvB‡Ki D`vniY? [Which one is an example of spike inflorescence?] mwilv iRbxMÜv avb Avcvs DËi: iRbxMÜv e ̈vL ̈v: ̄úvB‡Ki D`vniY - iRbxMÜv| 11. e ̈3exRx DwTM¢‡`i G‡Ûv ̄ú©vg †Kgb nq? [How is the endosperm in angiosperms?] n 2n 3n 4n DËi: n e ̈vL ̈v: bMœexRx DwTM¢‡`i wØwb‡lK N‡U bv (e ̈wZμg Ephedra), ZvB kuvm (endosperm) n ̈vcø‡qW (n) Ges wb‡l‡Ki c~‡e© m„wó nq| 12. gUiïwU Gi cy®úcÎweb ̈vm †Kgb? [What is the inflorescence of peas?] KzBbKvbwmqvj Bgwea‡KU UzB‡÷W †fKwmjvwi DËi: †fKwmjvwi e ̈vL ̈v: †fKwmjvwi (Vexillary): cÖRvwZmg dz‡j Giƒc †`Lv hvq| Pisum sativum (gUiïuwU), Lablab purpureus (wkg) dz‡ji Gw÷‡fkb| 13. cys‡Kk‡ii `ЇK Kx e‡j?
2 [What is the name of the stalk of the stamen?] ÷ ̈v‡gb wdjv‡g›U A ̈vš’vi A ̈vwÛawmqvg DËi: wdjv‡g›U e ̈vL ̈v: cys‡Kk‡ii cÖwZwU m`m ̈‡K ejv nq ÷ ̈v‡gb ev cys‡Kki| cys‡Kk‡ii `Û‡K ejv nq wdjv‡g›U (filament) ev cys`Ð Ges gv_vi ùxZ Ask‡K ejv nq A ̈vš’vi (anther) ev civMavbx| 14. dz‡ji KZ bs ̄ÍeK ̄¿x ̄ÍeK? [Which whorl of the flower is the female whorl?] 1 2 3 4 DËi: 4 e ̈vL ̈v: dz‡ji me‡P‡q †fZ‡ii ̄ÍeK (PZz©_ ̄ÍeK) n‡jv MvBwbwmqvg ev ̄¿x ̄ÍeK| G ̄Íe‡Ki cÖwZwU m`m ̈‡K ejv nq Kv‡c©j (carpel), ̄¿x‡Kki ev Mf©cÎ| 15. wb‡Pi †KvbwU Perigynous? [Which one is Perigynous?] mwilv wkg Kzgov †cqviv DËi: wkg e ̈vL ̈v: Mf©KwU (Perigynous): Giv n‡jv Aa©-AwaMf© Mf©vkq (half superior ovary) | †hgb- wkg, †Mvjvc dzj| 16. wÎavivi Agivweb ̈vm †Kvb ai‡bi? [What is the plancentation in a trimerous flower?] kxl©K MvÎxq GKcÖvšÍxq g~jxq DËi: g~jxq e ̈vL ̈v: †emvj ev g~jxq Agivweb ̈v‡mi D`vniY: wÎaviv, Helianthus annuus (m~h©gyLx), Oryza sativa (avb)| 17. wb‡Pi †KvbwU‡Z GKcÖvšÍxq Agivweb ̈vm †`Lv hvq? [Which one shows a marginal aestivation?] Pisum sativum Nymphaea nouchali Hibiscus rosa-sinensis Nelumbo nucifera DËi: Pisum sativum e ̈vL ̈v: gvwR©bvj ev GKcÖvšÍxq Agivweb ̈vm: Pisum sativum (gUiïuwU), Lablab purpureus (wkg)| 18. K ̈vcwmDj Gi D`vniY bq †KvbwU? [Which one is not an example of capsule?] ayZziv cvU †Xuom KuvVvj DËi: KuvVvj e ̈vL ̈v: †hŠwMK dj: mgMÖ cy®úgÄix n‡Z GKwUgvÎ dj Drcbœ nq| †hgb: KuvVvj, Avbvim| 19. Av‡cj †Kvb cÖK...wZi dj? [What type of fruit Apple is?] mij dj cÖK...Z dj AcÖK...Z dj †ewi DËi: AcÖK...Z dj e ̈vL ̈v: AcÖK...Z dj (False Fruit): Mf©vkq e ̈ZxZ Ab ̈ Ask †_‡K Drcbœ nq| †hgb: Av‡cj, KuvVvj| cÖK...Z dj (True Fruit) : Mf©vkq †_‡K Drcbœ nq| †hgb- Avg, Rvg, wjPz| mij dj (Simple fruit) : GKwU cy®ú n‡Z GKwU gvÎ dj Drcbœ nq| †hgb- Avg,avb| †ewi (Berry) : dj GK ev GKvwaK Mf©cÎx Ges eûexRx| AšÍtZ¡K I ga ̈Z¡K mshy3 _v‡K| †hgb- Kjv, U‡g‡Uv| 20. GKexRcÎx DwTM¢` †KvbwU? [Which one is a monocotyledonous plant?] Avg Nvm wkg †Qvjv DËi: Nvm e ̈vL ̈v: †h me Ave„ZexRx DwTM¢‡`i ex‡R `yÕwU exRcÎ _v‡K Zv‡`i‡K e‡j wØexRcÎx DwTM¢`| Avg, Rvg, KuvVvj, wkg, †Qvjv BZ ̈vw` wØexRcÎx DwTM¢‡`i D`vniY| †h me Ave„ZexRx DwTM¢‡`i ex‡R GKwU gvÎ exRcÎ _v‡K Zv‡`i‡K ejv nq GKexRcÎx DwTM¢`| Nvm, avb, Mg, f~Æv, AvL, †cuqvR, imyb BZ ̈vw` GKexRcÎx DwTM¢‡`i KwZcq D`vniY| 21. gvj‡fwm †Mv‡Îi KZwU cÖRvwZ evsjv‡`‡k R‡b¥? [How many species of Malvaceae are born in Bangladesh?] 42 45 37 29 DËi: 42 e ̈vL ̈v: gvj‡fwm GKwU eo †MvÎ| 75wU MY Ges 1000 †_‡K 1500 cÖRvwZ wb‡q GB †MvÎ MwVZ| c„w_exi eû †`‡k Gi wewfbœ cÖRvwZ R‡b¥ _v‡K| evsjv‡`‡k G †Mv‡Îi AvbygvwbK 14wU MY Ges 42wU cÖRvwZ R‡b¥ _v‡K| 22. Revi cys‡Kki KZwU? [How many stamens does Chain Rose have?] 5 15 20 AmsL ̈ DËi: AmsL ̈ e ̈vL ̈v: Revi gÄixcÎ I DcgÄixcÎ †bB| cy®úwU eûcÖwZmg I Dfqwj1⁄2| 5wU gy3 Dce„wZ Av‡Q; e„Z ̈sk 5wU, mshy3; cvcwo 5wU, gy3; cys‡Kki AmsL ̈, mshy3, GK ̧”QK Ges `jjMœ; Mf©cÎ 5wU, mshy3 Mf©vkq AwaMf©| 23. AvL ev Bÿzi e ̈envi bq †KvbwU? [Which one is not a use of sugarcane?] wf‡bMvi •Zwi‡Z cv‡U©· •Zwi‡Z PvBwbR my ̈‡c R¦vjvwbi KvR DËi: PvBwbR my ̈‡c e ̈vL ̈v: Saccharum officinarum (AvL, Bÿz) : Pvl Kiv nq| AvL †_‡K ̧o, wPwb, R¦vjvwb BZ ̈vw` cvIqv hvq| gjv‡mm †_‡K dv‡g©‡›Ukb cÖwμqvq A ̈vj‡Kvnj, wf‡bMvi •Zwi Kiv nq| Av‡Li †Qveov cv‡U©· •Zwi‡Z e ̈envi Kiv nq| GQvov R¦vjvwbi Kv‡RI e ̈envi Kiv nq| (ii) Cymbopogon citratus (†jgb Nvm) : †jeyi MÜhy3 Nvm| Gi †_‡K cÖvß myMwÜ †Zj cÖmvabx wk‡í e ̈envi Kiv nq| PvBwbR my ̈‡cI e ̈envi Kiv nq| 24. †jgv m¤úwK©Z †Kvb Z_ ̈wU wg_ ̈v? [Which information about lemma is false?] †jgv GK cÖKvi Møyg †jgv‡K eav‡±i mv‡_ Zzjbv Kiv nq †jgvi wecix‡Z c ̈vwjqv Aew ̄’Z †jgv‡K Dc-gÄixc‡Îi mv‡_ Zzjbv Kiv nq DËi: †jgv‡K Dc-gÄixc‡Îi mv‡_ Zzjbv Kiv nq
3 e ̈vL ̈v: Poaceae †Mv‡Îi cy®úweb ̈vm (Inflorescence) : ̄úvBK‡jU (spikelet) | GKwU ̄úvBK‡j‡Ui GK ev GKvwaK cy®ú _vK‡Z cv‡i| GKwU GK cy®úK ̄úvBK‡j‡Ui †Mvovq 2 wU ïKbv Møyg (glumes) _v‡K hv‡`i‡K ejv nq k~b ̈ Møyg, KviY G‡`i K‡ÿ †Kv‡bv cy®ú _v‡K bv; Gi Dc‡i Av‡iv 2 wU Møyg _v‡K hvi 1g wU‡K ejv nq †jgv| †jgv‡K eav± ev gÄixcÎ Ges c ̈vwjqv‡K eavw±Dj ev Dc- gÄixc‡Îi mv‡_ Zzjbv Kiv hvq| †jgvi wecix‡Z c ̈vwjqv Aew ̄’Z| c ̈vwjqvmn cy®úwU †jgvi K‡ÿ Aew ̄’Z Avi cy®úwU c ̈vwjqvi K‡ÿ Aew ̄’Z| 25. GKexRcÎx DwTM¢‡` exR c‡Îi Ae ̄’vb †Kv_vq? [Where is the position of the seed leaf in a monocotyledonous plant?] cv‡k^© c`j‡Mœ kx‡l© c„ôj‡Mœ DËi: kx‡l© e ̈vL ̈v: GKexRcÎx‡`i exRc‡Îi Ae ̄’vb kx‡l© Ges åæYgyKzj cvk^©xq| 26. Malvaceae †Mv‡Îi cy®úweb ̈vm - [Inflorescence of Malvaceae family -] †iwm‡gvm wkigÄix mvB‡gvm †iwmg DËi: mvB‡gvm e ̈vL ̈v: mvB‡gvm ev wbqZ cy®úweb ̈vm †`Lv hvq Rev dz‡j| Avi Rev dzj gvj‡fwm †Mv‡Îi| 27. Nvm †Mv‡Îi cy®ú‡K Kx e‡j? [What is the flower of the grass family called?] AcÖK...Z cy®ú cyw®úKv gÄix cy®ú Møyg DËi: cyw®úKv e ̈vL ̈v: cy®ú (Flower) : Nvm †Mv‡Îi cy®ú‡K mvaviYZ cyw®úKv (floret) ejv nq| cyw®úKv Dfqwj1⁄2 ev GKwj1⁄2 n‡Z cv‡i| 28. ̧ßexRx DwTM¢‡`- [In gymnosperms-] exR d‡ji evB‡i _v‡K Mf©vkq wW¤^‡K cwiYZ nq mm ̈ wb‡l‡Ki c~‡e© Drcbœ nq my ̄úó Rbytμg we` ̈gvb DËi: my ̄úó Rbytμg we` ̈gvb e ̈vL ̈v: ̧ßexRx ev Ave„ZexRx DwTM¢‡`i •ewkó ̈: 1. exR d‡ji wfZ‡i _v‡K 2. Mf©vkq d‡j cwiYZ nq 3. mm ̈ ev G‡Ûv ̄úvg© wb‡l‡Ki c‡i Drcbœ nq 4. my ̄úó Rbytμg we` ̈gvb 29. njy‡`i KvÐ n‡jv- [Turmeric stem is-] Rhizome Bulb Runner Tuber DËi: Rhizome e ̈vL ̈v: †h me KvÐ gvwUi wb‡P Avbyf~wgKfv‡e e„w× cvq Zv‡K ivB‡Rvg (Rhizome) e‡j| †hgb- Av`v, njy`| 30. cvZvq †euvUv _vK‡j Zv‡K Kx e‡j? [What is the leaf with a petiole called?] wcwUI‡jU †mmvBj †iwmg w÷wcDj DËi: wcwUI‡jU e ̈vL ̈v: cvZvi †euvUvB wcwUIj| cvZvq †euvUv _vK‡j wcwUI‡jU (Petiolate) ev e„šÍhy3 cvZv Ges cvZvq †euvUv bv _vK‡j Zv‡K †mmvBj (sessile) e‡j| ---