Which of the following traits is not inheritable? Ability to
taste PTC
roll the tongue
move the ear
rool the eyeball
Correct answer is D
No explanation has been provided for this answer.
Which of the following statements about human blood groups is not true?
A is dominant over B
O is recessive
B is dominant over O
A and B are co-dominant
Correct answer is A
No explanation has been provided for this answer.
Soil erosion could be prevented by
flooding a farmland
cover-cropping
deforestation
leaving the soil bare
Correct answer is B
No explanation has been provided for this answer.
Oil applied to the surface of water kills the larvae of mosquitoes through
dehydration
poisoning
starvation
Suffocation
Correct answer is D
No explanation has been provided for this answer.
Which of the following organisms is an endo-parasite?
Mice
Mosquito
Ascaris
Dodder
Correct answer is D
No explanation has been provided for this answer.