Q: Compared with the molecules of many other substances, molecules of water are strongly attracted to what? Choices: - hydrogen - helium - nothing - each other A:
each other

(Question)
Q: What distant and extraordinarily energetic objects now seem to be early stages of galactic evolution with a supermassive black-hole-devouring material? Choices: - pulsars - stars - neutrinos - quasars A:
(Answer)
quasars

Ques: Q: What is the name for the study of the plants and animals that live in fresh water bodies ? Choices: - nematology - oceanography - hydrology - limnology A:
Ans: limnology

(Q).
Q: Many ceramics are composed of what, which are salts containing anions composed of silicon and oxygen? Choices: - vinylates - crystals - soils - silicates A:
(A).
silicates

Ques:Q: What can damage animal tissues? Choices: - wind erosion - nervous stress - acid and water exposure - extreme pressure or temperature A:

Ans:extreme pressure or temperature

Ques:Q: What term is used to describe a protein that acts as a biological catalyst? Choices: - nucleus - protein - heterozygote - enzyme A:

Ans:
enzyme