Statements: All metals are solids. Some solids are liquids. Some liquids are gases. Conclusion: Some metals are gases. Is this valid?

A person moves from point O: 5 km East, then 3 km North-East (45 degrees), then 5 km North. What is the approximate distance from O?

Which type of reproduction results in genetically identical offspring?

Which of the following is a polysaccharide?

A cross between a heterozygous tall plant (Tt) and a homozygous short plant (tt) is called:

Statements: No table is a chair. Some chairs are stools. All stools are benches. Some benches are beds. Conclusion I: No table is a bench. Conclusion II: Some chairs are beds. Which is correct?