Q: Which bone is derived from the fusion of four very small coccygeal vertebrae? Choices: - cranium - clavicle - femur - coccyx A:
coccyx

(Question)
Q: Which disease does the bacteria salmonella cause in humans? Choices: - water poisioning - blood poisoning - skin poisoning - food poisoning A:
(Answer)
food poisoning

Ques: Q: What consists of structures that produce eggs and secrete female sex hormones? Choices: - male reproductive system - female neural system - asexual reproductive system - female reproductive system A:
Ans: female reproductive system

(Q).
Q: The theory of evolution by what (and other processes) explains both the diversity of organisms and how populations of organisms change over time? Choices: - natural evolution - characteristic selection - genocide - natural selection A:
(A).
natural selection

Ques:Q: In an acidic medium, add which ions to balance? Choices: - helium - magnesium - calcium - hydrogen A:

Ans:hydrogen

Question: Q: How does deeper material cause convection in the mantle? Choices: - remains stable - folds - sinks then rises - rises then sinks A:
Answer:
rises then sinks