Solution:

1. We open the cupboard, put the dinosaur in the cupboard and close it.
2. We should open the cupboard, take the dinosaur out of cupboard, put the tiger in and close it.
3. The tiger, hes still in the cupboard
4. You swim across the lake as all the crocodile are at the party.

Solution:

The second, as it is the only coat that can go on 'the first' coat.

Solution:

Your name

(as u were drving the bus)

Solution:

X(An Axe)

Solution:

Horse And queen are chess pieces

Solution:

Suicide

Solution:

Mom, because dad is father(farther)

Solution:

Its a famous paradox riddle , which always contradicts itself.

Solution:

Vitamin A deficiency

Solution:

He was walking