(Q).
Q: What is the hypothesis that states that the biosphere is its own living organism? Choices: - Big Bang theory - Geiger theory - Pascal's hypothesis - gaia hypothesis A:
(A).
gaia hypothesis

(Q).
Q: The body of the simplest sponges takes the shape of a cylinder with a large central cavity, called? Choices: - spicule - vacuole - spirogyra - spongocoel A:
(A).
spongocoel

(Q).
Q: The creation of a voltage across a current-carrying conductor by a magnetic field is known as what? Choices: - off effect - newton effect - show effect - hall effect A:
(A).
hall effect