You need to answer the question 'Are the given steps in order?', given a set of steps describing a process. Your answer must be either Yes or No. If the answer is No, that means the steps are out of order and do not make sense in the order they are in. If the answer is Yes, that means the steps are in order and make sense in the order that they are in. A set of steps are not in order if the steps reference information that is introduced in a later step

[EX Q]:  ['Sunlight is absorbed by a green chemical in the leaves.', 'It passes through vessels in the stem on its way to the leaves', 'Water is absorbed by the roots', 'These pores are called stomata', 'Carbon dioxide from the air passes through small pores (holes) in the leaves'] 
[EX A]:   No  

[EX Q]:  ['You start with a glacier', 'Through warming or other methods a chunk is taken off the glacier', 'The chunk drifts into the sea', 'And it settles where it can remain in its state', 'It is considered an iceberg.'] 
[EX A]:   Yes  

[EX Q]:  ['The energy from the reactions gives off different kinds of light', 'There is a lot of pressure on the Sun', 'The pressure forces atoms of hydrogen to fuse together in nuclear reactions', 'The light travels to the Earth.', 'The gravity of the sun pulls its mass inward'] 
[EX A]:
  No