Ques:Q: Conotoxins released by certain marine snails can bring about paralysis in humans, indicating that this toxin attacks what system? Choices: - cerebral - circulatory - cardiovascular - neurological A:

Ans:neurological
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Ques:Q: How are weather patterns formed? Choices: - carbon dioxide - pollution from planes - the moon's gravitational pull - uneven heating of the atmosphere A:

Ans:uneven heating of the atmosphere
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Ques:Q: Food chains and what describe the transfer of energy within an ecosystem, from one organism to another? Choices: - spider webs - fuel webs - the webs - food webs A:

Ans:food webs
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Ques:Q: What is the most common type of cancer in adult males? Choices: - lung - leukemia - stomach - prostate A:

Ans:
prostate
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