Which of the following is a continuous variation, in human population?
Sex
Rh factor
Height
Down`s syndrome
Correct answer is C
No explanation has been provided for this answer.
Some species of animals and plants are considered as endangered, because
they are found in large numbers in most habitats
they are harmful to the natural habitats
their populations have become so small that they may soon die out
they should be killed or only kept in cages
Correct answer is C
No explanation has been provided for this answer.
Which of these statements is true about fingerprint patterns?
Consistent for a lifetime
May be exactly the same for two individuals
Prominent only at puberty
Correlate with the individual blood group
Correct answer is A
No explanation has been provided for this answer.
Wildlife conservation is enhanced by
enacting laws to encourage poaching
discouraging elimination of endangered species
encouraging creation of satellite hunting unit
suppressing the activities of wildlife conservation agencies
Correct answer is B
No explanation has been provided for this answer.
A vegetable farmer will benefit from a cattle rearer if
the faecal remains of the cattle are made available to the farmer
the farmer makes available fresh green vegetables for consumption by the cattle daily
the farmer provides shelter for the cattle and the cattle rearer
the cattle rearer makes available meat to the farmer daily
Correct answer is A
No explanation has been provided for this answer.