A. the struggle for existence among living organisms is sporadic
B. the most successful organisms are those that best adapt to their environment
C. organs of the body which are not regularly used by an organism will disappear
D. any traits acquired by an organism during its lifetime can be passed on its offspring

Correct Answer:

Option B – the most successful organisms are those that best adapt to their environment

SEE ALSO  Which of the following is not regarded as a micro-nutrient or trace element for plant growth?

Copyright warnings! Do not copy.