Q: What do mammals conserve heat with? Choices: - fur or muscle - skin or bones - tendons or hair - hair or fur A:
hair or fur

(Question)
Q: Which action of the stomach helps chemical digestion by gastric juice? Choices: - peristalsis - chewing - contraction - churning action A:
(Answer)
churning action

Ques: Q: What type of matter in the spinal cord has the appearance of an ink-blot test and is subdivided into regions that are referred to as horns? Choices: - bright matter - wet matter - dark matter - gray matter A:
Ans: gray matter

(Q).
Q: Mars appears red because of large amounts of which element in the soil? Choices: - carbon - coal - mercury - iron A:
(A).
iron

Ques:Q: The urinary system can be considered a smaller part of what other body system? Choices: - circulatory - extraneous - sensory - excretory A:

Ans:excretory

Ques: Q: What term is used to describe joints in which the bones are connected by cartilage? Choices: - capillaries joints - blob joints - spinal joins - cartilaginous joints A:
Ans:
cartilaginous joints