I am eight letters long - "12345678"
My 1234 is an atmospheric condition.
My 34567 supports a plant.
My 4567 is too appropriate.
My 45 is a friendly thank-you.
My 678 is a man's name.

What word am I?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

Jessica is telling her friends this story and asks them to guess if it’s the truth or a lie: “There was a man sitting in a house at night that had no lights on at all. There was no lamp, no candle, and no other source of light. Yet, he sat in the house and read his book happily.” Her friends say she’s lying, but Jessica corrects them and says she’s telling the truth. Jessica’s story is true—but how?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Our product and our sum always give the same answer. Who are we?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

Can you identify the famous TV character from the rebus below?

With the help clues provided in the image, can you find the 5 digit key?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?