Q: Is the most basic what is the most basic of the sciences, concerning itself with energy, matter, space and time, and their interactions? Choices: - experiments - biology - genetics - physics A:
physics

(Question)
Q: What is the minimum number of pulleys needed for a compound pulley? Choices: - 1 - 4 - zero - 2 A:
(Answer)
2

Ques: Q: What group of organisms was initially misclassified as plants because they also lack the ability to move, grow in soil, and have cell walls? Choices: - protozoa - algae - gymnosperm - fungi A:
Ans: fungi

(Q).
Q: In the human ear, sound waves cause the stapes to press against what? Choices: - yellow window - shaped window - Idea Window - oval window A:
(A).
oval window

Ques:Q: Because plants lack what kind of system, their first line of defense is usually the death of cells surrounding infected tissue to prevent spread of infection? Choices: - nervous system - digestion system - hormones system - immune system A:

Ans:immune system

Ques:Q: Half of the neurons formed in the embryo are eliminated because of _____________ Choices: - cell death - disease - contraction - competition A:

Ans:
competition