Milk can be pasteurized by A. the addition of common salt B. boiling for one hour C. heating to 75oc for 20 minutes D. the addition of vinegar E. heating to 100oc for 12 hours
Discy Latest Questions
Some of the features of an animal are scales, teeth, nares and backbone. The animal is likely to be a A. Toad B. Bird C. Lizard D. Rat E. Bat
Which one of the following animals is NEVER a secondary host of tapeworms? A. cow B. Fish C. Pig D. Man E. Dog
Which of the following spreads malaria in Nigeria? A. Anopheles mosquito B. Culex mosquito C. Aedes mosquito D. Tsetse fly E. House fly
One of the following statement is NOT true of spirogyra A. it is a simple multicellular plant B. during conjugation, its gametes, which are structurally and physiologically similar, fuses to form a zygote C. it possesses spiral chloroplast which enables ...
Insect show consideration powers of water conservation. This is due to the fact that A. The chitinous cuticle is impregnated with tanned protein B. Nitrogenous waste is eliminated as urea C. Chitin is impermeable to water D. The malpighian tubules ...