Q: What does sexual reproduction with gametes and fertilization produce? Choices: - haploid zygote - sister chromatids - identical twins - diploid sporophyte A:
diploid sporophyte

(Question)
Q: What is the most significant cause of respiratory disease as well as cardiovascular disease and cancer? Choices: - sleeping - running - driving - smoking A:
(Answer)
smoking

Ques: Q: Concentration of what, the substance left behind when ocean water evaporates, is about 3.5 percent? Choices: - hydrogen - sugar - quartz - salts A:
Ans: salts

(Q).
Q: What helps control the muscles and maintain balance? Choices: - circulatory system - muscular system - lymphatic system - nervous system A:
(A).
nervous system

Ques:Q: Evolving from a single common ancestor, what group of organisms was perhaps the dominant life form on earth 250 million years ago? Choices: - acids - atoms - proteins - fungi A:

Ans:fungi

Ques: Q: What do sudoriferous glands secrete? Choices: - water - moving - tissue - sweat A:
Ans:
sweat