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Mention the major plant organs and processes that were greatly affected by the prevailing conditions. Explain how the prevailing conditions affected the normal functioning of processes in the maize plants.

Biology

ScanSolve AI Answer

a) Taja viungo vikuu vya mmea na michakato iliyoathiriwa sana na hali zilizopo.

Viungo vikuu vya mmea vilivyoathiriwa ni:

  • Majani
  • Maua (au mashuke ya kiume na kike)

Michakato iliyoathiriwa ni:

  • Usanisinuru (Photosynthesis)
  • Uchavushaji (Pollination)
  • Upumuaji (Respiration)
  • Uvukizaji (Transpiration)

b) Eleza jinsi hali zilizopo ziliathiri utendaji kazi wa kawaida wa michakato katika mimea ya mahindi.

Vumbi lililopeperushwa na upepo liliathiri mimea ya mahindi kwa njia zifuatazo:

  • Vumbi lilifunika majani, likazuia mwanga wa jua kufika kwenye klorofili na kuzuia stomata (matundu madogo kwenye majani) kufanya ubadilishanaji wa gesi. Hii ilipunguza sana kiwango cha usanisinuru, na hivyo kupunguza utengenezaji wa chakula kwa mmea.
  • Vumbi pia liliathiri maua (mashuke) ya mahindi yaliyokuwa katika hatua ya kuchanua. Lilizuia uchavushaji kwa kuzuia chavua kufika kwenye stigma au kuharibu chavua, na hivyo kupunguza uundaji wa mbegu za mahindi.
  • Kwa ujumla, kupungua kwa usanisinuru na kuzuia uchavushaji kulisababisha mimea kugeuka kahawia na kutoa mavuno duni.
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