Q: Where does the development of a fetus take place? Choices: - The bladder - The vagina - The kidney - the female reproductive system A:
the female reproductive system

(Question)
Q: Which organ has a thick mucus lining that protects the underlying tissue from the action of the digestive juices? Choices: - liver - colon - spleen - stomach A:
(Answer)
stomach

Ques: Q: What is the initial stage of scienetific investigations? Choices: - asking questions - forming hypothesis - making predictions - observation A:
Ans: observation

(Q).
Q: The invention of what instrument in the 1930s allowed scientists to see viruses for the first time? Choices: - spy glass - telescopes - magnifying glass - electron microscope A:
(A).
electron microscope

Ques:Q: Transition metals are superior conductors of heat as well as what else? Choices: - light - radiation - cold - electricity A:

Ans:electricity

Ques:Q: According to one of einstein's theory, while light consists of particles, it behaves like this. Choices: - thermodynamics - tides - molecules - waves A:

Ans:
waves