The following parts of the ear are involved in hearing EXCEPT
auditory meatus
cochlea
eardrum
eustachian tube
ossicles
Correct answer is D
No explanation has been provided for this answer.
The number of chromosomes in a gamete is represented by
n
2n
4n
23n
46n
Correct answer is A
No explanation has been provided for this answer.
An example of a natural source of light energy is
electricity
food
heat
petrol
sun
Correct answer is E
No explanation has been provided for this answer.
The association between a tapeworm and an infected mammal illustrates
commensalism
parasitism
predation
saprophytism
symbiosis
Correct answer is B
No explanation has been provided for this answer.
Which of the following is NOT a type of exoskeleton?
Cartilage
Chitin
Hoot
Nail
Shell
Correct answer is A
No explanation has been provided for this answer.