Q: Most scientists think that ordinary matter is less than half of the total matter in the universe; the remaining part includes what mysterious entity? Choices: - mystery matter - magic matter - cold matter - dark matter A:
dark matter

(Question)
Q: The pulmonary circulation carries blood between what two organs? Choices: - heart and pancreas - kidney and heart - lungs and kidney - heart and lungs A:
(Answer)
heart and lungs

Ques: Q: The end of a pine tree branch bears the male cones that produce what? Choices: - the ovaries - oxygen - the stigmas - the pollen A:
Ans: the pollen

(Q).
Q: The ammonium ion is what type of acid? Choices: - normal -lowry - kaon - lowry - oxidized - lowry - brnsted-lowry A:
(A).
brnsted-lowry

Ques:Q: What are different forms of the same gene? Choices: - genomes - peptides - nuerons - alleles A:

Ans:alleles

Q: What type of disease is caused by pathogens? Choices: - viral diseases - nervous diseases - autoimmune diseases - infectious diseases A:
infectious diseases