A. wax and cutin B. cells with lignified walls C. irregularly shaped collenchyma cells. D. photosynthetic parenchyma cells. Correct Answer:…
A. Water cycle B. Carbon cycle C. Nitrogen cycle D. Oxygen cycle Correct Answer: Option A A. Water cycle
A. Putrefaction B. Photosynthesis C. Volcanic eruption D. Burning of fuels Correct Answer: Option B B. Photosynthesis
A. radicle and plumule B. the developed ovule C. the embryo and endosperm D. developed ovary Correct Answer: Option B…
A. converging the light rays before they enter the eye. B. diverging the light rays before they enter the eye.…
A. cochlea B. ampulla C. tympanum D. malleus Correct Answer: Option A A. cochlea
A. because salt is a preservative B. to prevent contamination of the body C. to maintain the composition of the…
A. Fishes, amphibians, birds, man. B. Fishes, amphibians, annelids, insects C. Fishes, reptiles, birds, tapeworms D. Fishes, protozoans, amphibians, man…
A. breathed in air containing nitrogen. B. produced carbon dioxide C. ran short of energy D. used up the available…
A. possess valves at intervals throughout their length B. have thick, muscular and elastic walls C. carry blood away from…