Q: What is required for communication? Choices: - transmission and weight of signals - weight and reception of signals - lack and reception of signals - transmission and reception of signals A:
transmission and reception of signals

(Question)
Q: Which theory describes the benzene molecule and other planar aromatic hydrocarbon molecules as hexagonal rings of sp2-hybridized carbon atoms with the unhybridized p orbital of each carbon atom perpendicular to the plane of the ring? Choices: - hybrid orbital theory - covalent bond theory - molecular orbital theory - valence bond theory A:
(Answer)
valence bond theory

Ques: Q: What period starts after the baby is born, and the placenta is expelled from the body? Choices: - fetal - postfetal - traumatic - postpartum A:
Ans: postpartum

(Q).
Q: What do you call materials that have high resistance to electric current? Choices: - conductors - semiconductors - destructive insulators - electric insulators A:
(A).
electric insulators

Ques:Q: What do ferns use in place of seeds to reproduce? Choices: - glands - atoms - toxins - spores A:

Ans:spores

Ques:Q: What type of science is the application of science to answer questions related to the law? Choices: - ecology - biologic - physics - forensic A:

Ans:
forensic