Q: Chloroplasts, leucoplasts and chromoplasts are found in what type of cells? Choices: - nitrogen cells - animal cells - man-made cells - plant cells A:
plant cells

(Question)
Q: The combustion of propane gas produces carbon dioxide and what else? Choices: - methane - carbon monoxide - phosphorous - water vapor A:
(Answer)
water vapor

Ques: Q: The interaction of what opposite factors describe a biome and ecosystem? Choices: - metastasis and biotic - innate and biotic - hygroscopic and abiotic - abiotic and biotic A:
Ans: abiotic and biotic

(Q).
Q: The major entrance and exit for the respiratory system is which facial orifice? Choices: - pore - ear - mouth - nose A:
(A).
nose

Ques:Q: Chromosomes consist of what material made up of strings of dna? Choices: - mitochondria - gray matter - rna - chromatin A:

Ans:chromatin

Question: Q: Defecating, urination, and even childbirth involve cooperation between the diaphragm and these? Choices: - heart muscles - skeletal muscles - lung muscles - abdominal muscles A:
Answer:
abdominal muscles