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S2 Logic Sound or unsound

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

P1 All mammals are warmblooded

P2 Snakes are mammals

C Snakes are warm blooded


Sound or unsound ?

a)

Sound

b)

Unsound

2.

P1 All fruits are sweet

P2 Bananas are fruit

C Bananas are sweet


Sound or unsound ?

a)

Sound

b)

Unsound

3.

P1 All fruits are sweet

P2 Tomatoes are fruit

C Tomatoes are sweet


Sound or unsound ?

a)

Sound

b)

Unsound

4.

P1 All vegetables are edible parts of a plant

P2 Carrots are vegetables

C Carrots are edible parts of a plant


Sound or unsound ?

a)

Sound

b)

Unsound

5.

P1 All cats are felines

P2 Lions are a type of cat

C Lions are felines

Sound or unsound ?

a)

Sound

b)

Unsound

6.

P1 All birds lay eggs

P2 Pigeons are a type of bird

C Pigeons lay eggs


Sound or unsound ?

a)

Sound

b)

Unsound

7.

P1 All birds fly

P2 Penguins are birds

C Penguins fly


Sound or unsound ?

a)

Sound

b)

Unsound

8.

P1All fish swim

P2 Trout are fish

C Trout swim


Sound or unsound ?

a)

Sound

b)

Unsound

9.

P1All fish swim

P2 Trout are fish

C Trout swim


Sound or unsound ?

a)

Sound

b)

Unsound

10.

P1 All pens are writing tools

P2 Biros are pens

C Biros are writing tools


Sound or unsound ?

a)

Sound

b)

Unsound

11.

P1 All cheese is white

P2 Cheddar is cheese

C Cheddar is white


Sound or unsound ?

a)

Sound

b)

Unsound

12.

P1 All cars have four doors

P2 Audis are types of cars

C Audis have four doors


Sound or unsound ?

a)

Sound

b)

Unsound

13.

P1 All desserts are served with custard

P2 Apple pie is a dessert

C Apple pie is served with custard


Sound or unsound ?

a)

Sound

b)

Unsound

14.

P1 If its has four legs it is a quadraped

P2 Horses have four legs

C Horses are quadrapeds


Sound or unsound ?

a)

Sound

b)

Unsound

15.

P1 All food is delicious

P2 Pizza is food

C Pizza is delicious


Sound or unsound ?

a)

Sound

b)

Unsound

16.

P1 All tall people wear glasses

P2 Mr Ewing is tall

C Mr Ewing wears glasses

Sound or unsound ?

a)

Sound

b)

Unsound

17.

P1 All Harry Potter books are written by J K Rowling

P2 The Philosopher's stone is a Harry Potter book

C The Philosopher's stone is written by J K Rowling

Sound or unsound ?

a)

Sound

b)

Unsound

18.

P1 All dragons breathe fire

P2 A Bearded dragon is a type of dragon

C A bearded dragon breathes fire


Sound or unsound ?

a)

Sound

b)

Unsound

19.

P1 All sports require a ball

P2 Badminton is a sport

C Badminton requires a ball

Sound or unsound ?

a)

Sound

b)

Unsound

20.

P1 All pasta dishes contain tomato sauce

P2 Carbonara is a pasta dish

C Carbonara contains tomato sauce

Sound or unsound ?

a)

Sound

b)

Unsound