The offspring produced when pure strains interbreed is described as
dominance
phenotype
allele
genotype
hybrid
Correct answer is E
No explanation has been provided for this answer.
The role of bacteria in the nitrogen cycle includes the following except
fixing atmospheric nitrogen
converting ammonia to nitrites
converting nitrites to nitrates
converting carbohydrates to carbondioxide
causing the decay of dead organisms
Correct answer is D
No explanation has been provided for this answer.
In testing for starch in a leaf the function of alcohol is to
kill the cells of the leaf
soften the veins of the leaf
aid iodine to penetrate the cells
be a component of the heating bath
extract the chlorophyll from the leaf
Correct answer is E
No explanation has been provided for this answer.
Which of the following is a feature of wind pollinated flowers?
Large and brightly coloured petals
Possession of sweet scent
Presence of nectar
Presence of pollen guides
Smooth, light and numerous pollen grains
Correct answer is E
No explanation has been provided for this answer.