Q: Silk and cotton are examples of what type of fibers? Choices: - mechanical - artificial - coral - natural A:
natural

(Question)
Q: What particles allow fungi to reproduce through unfavorable conditions? Choices: - bosons - atoms - quarks - spores A:
(Answer)
spores

Ques: Q: What does the clitellum secrete, while the sperm received are stored temporarily? Choices: - pathogen of mucus - discharge of mucus - amoeba of mucus - cocoon of mucus A:
Ans: cocoon of mucus

(Q).
Q: What are the most common types of compounds found on earth? Choices: - sodium - based compounds - ionic compounds - hydrogen-based compounds - carbon-based compounds A:
(A).
carbon-based compounds

Ques:Q: What do you call the state in which a plant slows down cellular activities and may shed its leaves? Choices: - recession - hibernation - germination - dormancy A:

Ans:dormancy

Q: What type of pollutants enter the air directly? Choices: - secondary - liquid - carbon - primary A:
primary