Question 11 MarkThe anther contains _______ . (a sepals, ovules, pollen grains)Answerpollen grainsView full question & answer→
Question 21 MarkAsexual reproduction takes place through budding in _______ . (amoeba, yeast, plasmodium)AnsweryeastView full question & answer→
Question 31 MarkThe timing and amount of animal hormone released are regulated by ………… $(CNS$, Energy, feedback mechanism)Answerfeedback mechanismView full question & answer→
Question 41 Mark......... hormone has the target organ heart. (Adrenaline, thyroxin, insulin)AnswerAdrenalineView full question & answer→
Question 51 Mark......... have evolved in animals as efficient ways of functioning in the absence of true thought processes. (Elecctric signal, Reflex arc, spinal cord)AnswerReflex arcView full question & answer→
Question 61 MarkThe olfactory receptors will detect ……… (Taste, sight, smell)AnswersmellView full question & answer→
Question 71 Mark......... is a growth-inhibitor hormone of plants. (cytokinin, gibberellins, Abscisic acid)AnswerAbscisic acidView full question & answer→
Question 81 MarkThe responses of plants are not rapid for want of …….. (Chemical impulse, electrical impulse)Answernervous systemView full question & answer→
Question 91 MarkThe plants coordinate their behaviour against the environmental changes by using ………. (Control, hormones, Brain)AnswerhormonesView full question & answer→