Syllogisms Reasoning Practice Questions

1. All metals conduct electricity. Some solids do not conduct electricity. Therefore:

All solids are metals

No solids are metals

Some solids are not metals

None of the above

2. All squares are rectangles. All rectangles have four angles. Therefore:

All squares have four angles

No squares have four angles

Some squares have four angles

Some squares do not have four angles

3. All squares are rectangles. Some rectangles have equal sides. All shapes with equal sides are regular. Therefore:

All squares are regular

Some squares are regular

No squares are regular

Cannot be determined

4. All roses are flowers. Some flowers are red. Therefore:

All roses are red

Some roses are red

No roses are red

None of the above

5. All mammals are warm-blooded. Some warm-blooded animals can fly. Therefore:

All mammals can fly

No mammals can fly

Some mammals can fly

None of the above

6. All planets are spherical. Some celestial bodies are planets. All spherical objects cast circular shadows. Therefore:

All celestial bodies cast circular shadows

Some celestial bodies cast circular shadows

No celestial bodies cast circular shadows

Cannot be determined

7. No insects have fur. All bees are insects. Therefore:

Some bees have fur

All bees have fur

No bees have fur

Some bees do not have fur

8. Some politicians are honest. All honest people are trustworthy. Therefore:

All politicians are trustworthy

No politicians are trustworthy

Some politicians are trustworthy

Some politicians are not trustworthy

9. Some fruits are sweet. All apples are fruits. Therefore:

All apples are sweet

No apples are sweet

Some apples are sweet

Some apples are not sweet

10. All roses have thorns. Some flowers have thorns. Therefore:

All flowers are roses

All roses are flowers

Some roses are flowers

None of the above