Q: What shape is each face of a tetrahedron? Choices: - asymmetric triangle - oval - trapezoid - equilateral triangle A:
equilateral triangle

(Question)
Q: Which cycle is named after the scientist melvin calvin? Choices: - krebs cycle - melvin cycle - melcal cycle - calvin cycle A:
(Answer)
calvin cycle

Ques: Q: What gases move in and out of blood during gas exchange? Choices: - oxygen, carbon monoxide - nitrogen, carbon dioxide - oxygen, nitrogen - oxygen, carbon dioxide A:
Ans: oxygen, carbon dioxide

(Q).
Q: What is the common term for the chemical formula h 2 0? Choices: - hydrogen - air - oxygen - water A:
(A).
water

Ques:Q: Many parasites have complex life cycles involving multiple ? Choices: - features - viruses - diseases - hosts A:

Ans:hosts

Ques: Q: What do you call the illness that occurs when harmful bacteria enter the digestive system in food? Choices: - bacteria poisoning - nutrition poisoning - meat poisoning - food poisoning A:
Ans:
food poisoning