Premise:
"The Explora science museum has exciting exhibits on everything from astronomy and mathematics to computer science."
Hypothesis: The Explore Science museum is a museum dedicated to witchcraft.

no

Premise:
"He felt someone grab at him--more than one person--and they were dragging him willy-nilly across the ground."
Hypothesis: Few that moved him cared for his well-being.

it is not possible to tell

Premise:
"1.5 TEST ORGANISMS"
Hypothesis: Some organisms are used to test.
yes