**Logical Inference MCQs** are very important test and often asked by various testing services and competitive exams around the world. Here you will find all the Important **Logical Inference MCQs** for Preparation.

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**Logical Inference Online MCQs with Answers**

Which of the following statements is a valid logical inference?

a) All cats are mammals. Fluffy is a cat. Therefore, Fluffy is a mammal.

b) All cats are mammals. Fluffy is a mammal. Therefore, Fluffy is a cat.

c) All cats are mammals. Fluffy is a dog. Therefore, Fluffy is a mammal.

d) All dogs are mammals. Fluffy is a cat. Therefore, Fluffy is a mammal.

Which of the following statements is a valid logical inference?

a) All birds have wings. Penguins have wings. Therefore, penguins are birds.

b) All birds have wings. Penguins have wings. Therefore, penguins are mammals.

c) All birds have wings. Penguins are birds. Therefore, penguins have wings.

d) All mammals have wings. Penguins have wings. Therefore, penguins are mammals.

Which of the following statements is a valid logical inference?

a) If it is raining, then the ground is wet. The ground is wet. Therefore, it is raining.

b) If it is raining, then the ground is wet. It is not raining. Therefore, the ground is dry.

c) If it is snowing, then the ground is wet. The ground is wet. Therefore, it is snowing.

d) If it is snowing, then the ground is wet. It is not snowing. Therefore, the ground is dry.

Which of the following statements is a valid logical inference?

a) All humans are mortal. Socrates is mortal. Therefore, Socrates is human.

b) All humans are mortal. Socrates is mortal. Therefore, Socrates is a cat.

c) All cats are mortal. Socrates is mortal. Therefore, Socrates is a cat.

d) All cats are mortal. Socrates is mortal. Therefore, Socrates is human.

Which of the following statements is a valid logical inference?

a) If it is sunny, then the sky is clear. The sky is clear. Therefore, it is sunny.

b) If it is sunny, then the sky is clear. It is not sunny. Therefore, the sky is cloudy.

c) If it is cloudy, then the sky is clear. The sky is clear. Therefore, it is cloudy.

d) If it is cloudy, then the sky is clear. It is not cloudy. Therefore, the sky is clear.

Which of the following statements is a valid logical inference?

a) If it is cold, then it is snowing. It is snowing. Therefore, it is cold.

b) If it is cold, then it is snowing. It is not cold. Therefore, it is not snowing.

c) If it is hot, then it is snowing. It is snowing. Therefore, it is hot.

d) If it is hot, then it is snowing. It is not hot. Therefore, it is not snowing.

Which of the following statements is a valid logical inference?

a) All dogs have four legs. Fido is a dog. Therefore, Fido has four legs.

b) All dogs have four legs. Fido has four legs. Therefore, Fido is a dog.

c) All dogs have four legs. Fido is a cat. Therefore, Fido has four legs.

d) All cats have four legs. Fido is a dog. Therefore, Fido has four legs.

Which of the following statements is a valid logical inference?

a) All triangles have three sides. This figure has three sides. Therefore, this figure is a triangle.

b) All triangles have three sides. This figure has three sides. Therefore, this figure is a square.

c) All squares have four sides. This figure has four sides. Therefore, this figure is a square.

d) All squares have four sides. This figure has four sides. Therefore, this figure is a triangle.

Which of the following statements is a valid logical inference?

a) All apples are fruits. This is a fruit. Therefore, this is an apple.

b) All apples are fruits. This is an apple. Therefore, this is a fruit.

c) All fruits are apples. This is a fruit. Therefore, this is an apple.

d) All fruits are apples. This is an apple. Therefore, this is a fruit.

Which of the following statements is a valid logical inference?

a) If it is a mammal, then it is a dog. This is a dog. Therefore, it is a mammal.

b) If it is a mammal, then it is a dog. This is a mammal. Therefore, it is a dog.

c) If it is a dog, then it is a mammal. This is a mammal. Therefore, it is a dog.

d) If it is a dog, then it is a mammal. This is a dog. Therefore, it is a mammal.

Which of the following statements is a valid logical inference?

a) If it is a square, then it has four sides. This shape has four sides. Therefore, it is a square.

b) If it is a square, then it has four sides. This shape has four sides. Therefore, it is a triangle.

c) If it is a triangle, then it has three sides. This shape has three sides. Therefore, it is a triangle.

d) If it is a triangle, then it has three sides. This shape has three sides. Therefore, it is a square.

Which of the following statements is a valid logical inference?

a) If it is a mammal, then it has fur. This animal has fur. Therefore, it is a mammal.

b) If it is a mammal, then it has fur. This animal has fur. Therefore, it is a bird.

c) If it is a bird, then it has feathers. This animal has feathers. Therefore, it is a bird.

d) If it is a bird, then it has feathers. This animal has feathers. Therefore, it is a mammal.

Which of the following statements is a valid logical inference?

a) If it is a fruit, then it is sweet. This is sweet. Therefore, it is a fruit.

b) If it is a fruit, then it is sweet. This is sweet. Therefore, it is a vegetable.

c) If it is a vegetable, then it is green. This is green. Therefore, it is a vegetable.

d) If it is a vegetable, then it is green. This is green. Therefore, it is a fruit.

Which of the following statements is a valid logical inference?

a) If it is a bird, then it can fly. This animal can fly. Therefore, it is a bird.

b) If it is a bird, then it can fly. This animal can fly. Therefore, it is a mammal.

c) If it is a mammal, then it can swim. This animal can swim. Therefore, it is a mammal.

d) If it is a mammal, then it can swim. This animal can swim. Therefore, it is a bird.

Which of the following statements is a valid logical inference?

a) If it is raining, then the ground is wet. The ground is wet. Therefore, it is raining.

b) If it is raining, then the ground is wet. It is not raining. Therefore, the ground is dry.

c) If it is snowing, then the ground is wet. The ground is wet. Therefore, it is snowing.

d) If it is snowing, then the ground is wet. It is not snowing. Therefore, the ground is dry.

Which of the following statements is a valid logical inference?

a) All mammals lay eggs. This is a mammal. Therefore, it lays eggs.

b) All mammals lay eggs. This lays eggs. Therefore, it is a mammal.

c) All birds lay eggs. This is a bird. Therefore, it lays eggs.

d) All birds lay eggs. This lays eggs. Therefore, it is a bird.

Which of the following statements is a valid logical inference?

a) If it is a square, then it has four sides. This shape has four sides. Therefore, it is a square.

b) If it is a square, then it has four sides. This shape has four sides. Therefore, it is a triangle.

c) If it is a triangle, then it has three sides. This shape has three sides. Therefore, it is a triangle.

d) If it is a triangle, then it has three sides. This shape has three sides. Therefore, it is a square.

Which of the following statements is a valid logical inference?

a) If it is a mammal, then it has fur. This animal has fur. Therefore, it is a mammal.

b) If it is a mammal, then it has fur. This animal has fur. Therefore, it is a bird.

c) If it is a bird, then it has feathers. This animal has feathers. Therefore, it is a bird.

d) If it is a bird, then it has feathers. This animal has feathers. Therefore, it is a mammal.

Which of the following statements is a valid logical inference?

a) If it is a fruit, then it is sweet. This is sweet. Therefore, it is a fruit.

b) If it is a fruit, then it is sweet. This is sweet. Therefore, it is a vegetable.

c) If it is a vegetable, then it is green. This is green. Therefore, it is a vegetable.

d) If it is a vegetable, then it is green. This is green. Therefore, it is a fruit.

Which of the following statements is a valid logical inference?

a) If it is a bird, then it can fly. This animal can fly. Therefore, it is a bird.

b) If it is a bird, then it can fly. This animal can fly. Therefore, it is a mammal.

c) If it is a mammal, then it can swim. This animal can swim. Therefore, it is a mammal.

d) If it is a mammal, then it can swim. This animal can swim. Therefore, it is a bird.

Which of the following statements is a valid logical inference?

a) If it is raining, then the ground is wet. The ground is wet. Therefore, it is raining.

b) If it is raining, then the ground is wet. It is not raining. Therefore, the ground is dry.

c) If it is snowing, then the ground is wet. The ground is wet. Therefore, it is snowing.

d) If it is snowing, then the ground is wet. It is not snowing. Therefore, the ground is dry.

Which of the following statements is a valid logical inference?

a) If it is a square, then it has four sides. This shape has four sides. Therefore, it is a square.

b) If it is a square, then it has four sides. This shape has four sides. Therefore, it is a triangle.

c) If it is a triangle, then it has three sides. This shape has three sides. Therefore, it is a triangle.

d) If it is a triangle, then it has three sides. This shape has three sides. Therefore, it is a square.

Which of the following statements is a valid logical inference?

a) If it is a mammal, then it has fur. This animal has fur. Therefore, it is a mammal.

b) If it is a mammal, then it has fur. This animal has fur. Therefore, it is a bird.

c) If it is a bird, then it has feathers. This animal has feathers. Therefore, it is a bird.

d) If it is a bird, then it has feathers. This animal has feathers. Therefore, it is a mammal.

Which of the following statements is a valid logical inference?

a) If it is a fruit, then it is sweet. This is sweet. Therefore, it is a fruit.

b) If it is a fruit, then it is sweet. This is sweet. Therefore, it is a vegetable.

c) If it is a vegetable, then it is green. This is green. Therefore, it is a vegetable.

d) If it is a vegetable, then it is green. This is green. Therefore, it is a fruit.

Which of the following statements is a valid logical inference?

a) If it is a bird, then it can fly. This animal can fly. Therefore, it is a bird.

b) If it is a bird, then it can fly. This animal can fly. Therefore, it is a mammal.

c) If it is a mammal, then it can swim. This animal can swim. Therefore, it is a mammal.

d) If it is a mammal, then it can swim. This animal can swim. Therefore, it is a bird.

a) If it is raining, then the ground is wet. The ground is wet. Therefore, it is raining.

b) If it is raining, then the ground is wet. It is not raining. Therefore, the ground is dry.

c) If it is snowing, then the ground is wet. The ground is wet. Therefore, it is snowing.

d) If it is snowing, then the ground is wet. It is not snowing. Therefore, the ground is dry.

a) If it is a square, then it has four sides. This shape has four sides. Therefore, it is a square.

b) If it is a square, then it has four sides. This shape has four sides. Therefore, it is a triangle.

c) If it is a triangle, then it has three sides. This shape has three sides. Therefore, it is a triangle.

d) If it is a triangle, then it has three sides. This shape has three sides. Therefore, it is a square.