Q: Fractures, osteoarthritis, and rickets are problems of which body system? Choices: - digestive system - circulatory system - cardiovascular system - skeletal system A:
skeletal system

(Question)
Q: What type of relationship is parasitism? Choices: - primordial relationship - enzymatic relationship - hypodermic relationship - symbiotic relationship A:
(Answer)
symbiotic relationship

Ques: Q: What kind of medical intervention seeks to eradicate diseases like polio and measles? Choices: - surgical intervention - nutrition - malnutrition - vaccination A:
Ans: vaccination

(Q).
Q: An important chemical compound, which supplies living things with the energy they need to survive, is composed of carbon, oxygen and atoms of what other element? Choices: - magnesium - nitrogen - calcium - hydrogen A:
(A).
hydrogen

Ques:Q: Alkenes can react with what to form alcohols? Choices: - air - proteins - sugars - water A:

Ans:water

Ques:Q: When leaves wilt, what plant process ceases? Choices: - hydration - reactions - carbonation - photosynthesis A:

Ans:
photosynthesis