A. Energy B. Alcohol C. Lactic acid D. Carbon dioxide Correct Answer: Option C C. Lactic acid
A. Gill slits B. Gill bars C. Gill covers D. Gill filaments Correct Answer: Option D D. Gill filaments
A. Proteins B. Mineral salts C. Water D. Platelets Correct Answer: Option D D. Platelets
A. nutrition B. absorption C. circulation D. translocation Correct Answer: Option D D. translocation
A. Group AB can donate blood to all other groups B. Group 0 are universal recipients. C. Group A has…
A. Cartilage, bone and pseudopodia B. Pellicle, chitin and bone C. Humerus, ribs and cartilage D. Femur, pellicle and chitin…
A. t allows the formation of new species B. it allows production of desirable traits C. it permits variation of…
A. ready for mating B. fighting to defend itself C. approaching puberty D. chasing away an intruder Correct Answer: Option…
A. Centrioles, chromatids and nucleolus B. Homologous chromosomes, nuclear membrane and spindle fibres C. cell wall, centrioles and chromatids D.…
A. it contains haemoglobin B. the cytoplasm is less dense C. the cell lacks a wall D. its pigment has…