Which of the following actions do not reflect the objectives of conservation of natural resources?

Which of the following forms of variation will give a normal distribution?

Two tall plants were crossed; some of their offsprings were tall and others short the possible genotypes of the parent plants were

The character that is manifested in an organism in the presence of a contrasting character is known as

What is the probability of producing a child of blood group O by a woman of blood group O and a man of blood group A?