Biology Which of the following bacterium causes crown gall disease in plants? None of these Bacillus thurigiensis Agrobacterium tumefaciens Pseudomonas fluorescens None of these Bacillus thurigiensis Agrobacterium tumefaciens Pseudomonas fluorescens ANSWER DOWNLOAD EXAMIANS APP
Biology Which of the following is true of osmosis? All of these It is a type of diffusion Movement is against water's concentration gradient Requires energy All of these It is a type of diffusion Movement is against water's concentration gradient Requires energy ANSWER DOWNLOAD EXAMIANS APP
Biology In animals like Annelids, Molluscs, organs have associated to form functional systems, each system concerned with a specific physiological function. This pattern is called ________ system level of organization. Open Coelom Organ Closed Open Coelom Organ Closed ANSWER DOWNLOAD EXAMIANS APP
Biology Usually the conspicuous ,coloured ,attractive part of flower is termed is Sepals Stamens Petals Carpels Sepals Stamens Petals Carpels ANSWER DOWNLOAD EXAMIANS APP
Biology The audible sounds that heart are made by the closing of the Valve Ventricle Arteries Veins Valve Ventricle Arteries Veins ANSWER DOWNLOAD EXAMIANS APP
Biology Which of the following would cause gene flow? Mutation Artificial selection Individuals moving into population Genetic drift Mutation Artificial selection Individuals moving into population Genetic drift ANSWER DOWNLOAD EXAMIANS APP
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