If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

What have one eye but still cannot see?

It is always ahead of me yet I can never see it. What is it?

The following "Brain Bat" means Slow Down.
S
L
O
W

Using the same logic, can you tell us what does the following Brain Bat means ?
E
V
I
G

A Car is crossing a bridge 2 miles long. The bridge can only hold 10000 lbs, which is the exact weight of the car. The Car makes it half way across the bridge and stops. A bird lands on the car. Does the bridge collapse? Explain.

The sum of a mother, her baby and her dog's weight is 170 Kg. How much does the baby weigh if the mother weighs 100 kg more than the combined weight of the baby and the dog, and the dog weighs 60 per cent less than the baby?

How can you make a TV, a bed, a dog, and a car liquid?

Buy me, smell me or deliver me, I do not change.

Who am I?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?