All the answers of this quiz are 7 letter words. At every step, you need to change a letter and scramble in order to get a new word. You can start from any question, as clue number 1 isn't totally helpful.
-1.An African mammal.
-2.Change one F to a L, scramble, and you'll get something delicate or easily broken.
-3.Change the remaining F to a C, scramble, and you'll get a slow moving mass of ice.
-4.Change the G to a M, scramble, and you'll get an inexplicable event.
-5.Change the C to a N, scramble, and you'll get an inorganic substance.
-6.Change the M to a P, scramble, and you'll get a confection that is generally an almond covered with caramel.
-7.Change the N to a D, scramble, and you'll get a way, in a noisy situation, to understand what is said.
-8.Change the I to a O, scramble, and you'll get a second African mammal.
-9.Change the R to a T, scramble, and you'll get the aquatic larva of a frog.
-10.Change the D to a S, scramble, and you'll get one of the twelve followers of the Christ.
-11.Change the O to a I, scramble, and you'll get the name of a training method using low-impact exercises.
-12.Change the I to a R, scramble, and you'll get a device found in offices used for binding together sheets of paper.
13.Change the S to a M, scramble, and you'll get a verb that means "to step heavily on something".
-14.Change the L to a E, scramble, and you'll get a painting technique using water and egg yolks.
15.And finally, change the P to a K, scramble, and you'll get a third African mammal.