1. All neutron stars are things that produce intense gravity. All neutron stars are extremely dense objects. Therefore, all extremely dense objects are things that produce intense gravity.

2. No insects that eat mosquitoes are insects that should be killed. All dragonflies are insects that eat mosquitoes. Therefore, no dragonflies are insects that should be killed.

3. No environmentally produced diseases are inherited afflictions. Some psychological disorders are not inherited afflictions. Therefore, some psychological disorders are environmentally produced diseases.

4. No people who mix fact with fantasy are good witnesses. Some hypnotized people are people who mix fact with fantasy. Therefore, some hypnotized people are not good witnesses.

5. All ozone molecules are good absorbers of ultraviolet rays. All ozone molecules are things destroyed by chlorine.

Therefore, some things destroyed by chlorine are good absorbers of ultraviolet rays. The following syllogisms are in standard form. Identify the major, minor, and middle terms, as well as the mood and figure of each. Then use the two lists of valid syllogistic forms to determine whether each is valid from the Boolean standpoint, valid from the Aristotelian standpoint, or invalid.