Q: The van allen radiation belts are two regions in which energetic charged particles are trapped in earth's what? Choices: - gravitational field - cloud cover - ionosphere - magnetic field A:
magnetic field

(Question)
Q: What does some amphibians have as juveniles but not as adults living on land? Choices: - microscopic line system - kinetic line system - vertical line system - lateral line system A:
(Answer)
lateral line system

Ques: Q: The hypothalamic releasing and inhibiting hormones are secreted near capillaries at the base of the what? Choices: - lungs - hippocampus - pancreas - hypothalamus A:
Ans: hypothalamus

(Q).
Q: What are the deepest places on earth? Choices: - deep sea diversions - deep sea caves - deep sea resonances - deep sea trenches A:
(A).
deep sea trenches

Ques:Q: Organisms incapable of photosynthesis that must therefore obtain energy and carbon from food by consuming other organisms are called what? Choices: - photoautotrophs - autotrophs - chemoautotrophs - heterotrophs A:

Ans:heterotrophs

Q: What long molecules are composed of chains of units called monomers? Choices: - complexes - microbes - drummers - polymers A:
polymers