Q: Planets are held by the force of gravity in elliptical orbits around what? Choices: - earth - mars - jupitor - sun A:
sun

(Question)
Q: Is sleep an active or inactive state in the brain? Choices: - intense - different - inactive - active A:
(Answer)
active

Ques: Q: Breaking of weak bonds, which tend to form between positive and negative charges, does not require much what? Choices: - catalyzation - heat - time - energy A:
Ans: energy

(Q).
Q: What type of cells are flagella rare in? Choices: - intracellular - cancer. - synthetic - eukaryotic A:
(A).
eukaryotic

Ques:Q: What branch of biology focuses on heredity? Choices: - botany - cell biology - zoology - genetics A:

Ans:genetics

Ques:Q: What large dwarf planet in our solar system was only discovered in 2005? Choices: - artemis - Cerus - zeus - eris A:

Ans:
eris