Q: Physical properties are characteristics that describe what as it exists? Choices: - imagination - antimatter - life - matter A:
matter

(Question)
Q: What slow process is required for formation of soil? Choices: - leaching - digestion - fossilization - weathering A:
(Answer)
weathering

Ques: Q: In the universe as a whole, what is the most common element? Choices: - helium - carbon - oxygen - hydrogen A:
Ans: hydrogen

(Q).
Q: What is used as a vector for gene insertion in ex vivo gene therapy? Choices: - typhus - penicillin - bacteria - virus A:
(A).
virus

Ques:Q: What three characteristics do waves have? Choices: - structure , refraction and deflection - theory , refraction and deflection - spin, refraction, and deflection - reflection, refraction and deflection A:

Ans:reflection, refraction and deflection

Q: What are plants that grow where people don't want them to and can take up space and use resources which hinders growth of more desirable plants? Choices: - native plants - shrubs - grasses - weeds A:
weeds