Ques:If endocrine glands secrete directly into the bloodstream, then where do endocrine glands secrete? Answer choices: - plasma - Chemical energy - Energy. - lungs - heart - Energy - alveoli - bloodstream

Ans:bloodstream
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Ques:If leeches live on the surface of their hosts, then where do leeches live in relation to their hosts? Answer choices: - In their beds - body water - competing for resources - In their shoes - loose soil - In their intestines - important habitats - On their surface

Ans:On their surface
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Ques:If length is measured in inches, then what is distance measured in? Answer choices: - velocity - feet - rate - arteries - inches - Mountains - Newton - time

Ans:inches
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Ques:If muscle has a positive impact on human's health, then what has a positive impact on human's health? Answer choices: - sweating - stay warm - playing - flu - food - muscle - cancer - virus

Ans:
muscle
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