Q: What element chemically weathers rock by combining with a metal? Choices: - nitrogen - carbon - hydrogen - oxygen A:
oxygen

(Question)
Q: What class of invertebrate animals has additional appendages called the chelicerae and the pedipalps? Choices: - fish - arthropod - mammals - arachnid A:
(Answer)
arachnid

Ques: Q: What is the science that describes the ancestral and descendant connections between organisms? Choices: - experimentally - organic science - polygamy - phylogeny A:
Ans: phylogeny

(Q).
Q: What type of electrons are attracted to the positive nucleus? Choices: - turbulent electrons - particular electrons - passive electrons - negative electrons A:
(A).
negative electrons

Ques:Q: What is a copy of an image formed by reflection or refraction? Choices: - an example - a photographic image - a mirror image - an image A:

Ans:an image

Ques: Q: What are the organs work together to allow us to see? Choices: - lungs - heart - nose - brain and eyes A:
Ans:
brain and eyes