Q: What kind of beneficial relationships with other organisms are common in the plant kingdom? Choices: - symbiotic - Host - autotrophic - mutualistic A:
mutualistic

(Question)
Q: The testes produce sperm and secrete what? Choices: - thyroxine - melanin - estrogen - testosterone A:
(Answer)
testosterone

Ques: Q: What system includes lymph organs, lymph vessels, lymph, and lymph nodes? Choices: - nervous - immature - digestion - immune A:
Ans: immune

(Q).
Q: What is the name for animals that have a backbone? Choices: - mammals - skeletates - invertebrates - vertebrates A:
(A).
vertebrates

Ques:Q: What property are alkali metals at room temperature? Choices: - mixed - liquid - solid - solid A:

Ans:solid

Q: What is manufactured and added to foods to preserve freshness? Choices: - carbohydrates - vitamin c - protein - trans fat A:
trans fat