18. How long do chicken eggs develop and hatch?
A. 23 days
B. 22 days
C. 21
D. 20
19. The bird eats parasites of the carabao while the carabao provides protection to the bird. What kind of symbiotic relationship is this?
A. commensalism
B. competition
C. mutualism
D. predation
Share
Answer:
Correct answer ✔
Explanation:
[tex] \overline{ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \:\: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: }[/tex]
[tex]\sf\pink{Hope\:It\:Help!}[/tex]
#CarryOnLearning!
#StudyHard!
#LearningIsFun!
Answer:
1.D.and C.
The incubation period for chicken eggs is 20 to 21 days, and increases up to 30 days for other poultry. After sitting for some days, a broody hen can be given some newly hatched chicks and, if they are accepted, the original eggs can be removed and replaced with more chicks
2.A.mutualism
follow please