Sports And Nutrition — Physical Education STD 12 Commerce — Question

Assertion (A): In staircase method, the teams are arranged in sequential form.
Reason (R): There are no byes and no problem of odd or even number of teams in staircase method.

Assertion (A): According to Newton's Second. Law of Motion, "acceleration produced in an object due to extent force is directly proportional to the force producing it and inversely proportional to its mass".
Reason (R): Golf ball will continue to move at a constant velocity unless a force acts on it to slow it down or change its direction.

Assertion (A): Circumduction takes place between the head of a bone and its articular cavity.
Reason (R): It is a compound circular movement which involves flexion, extension, adduction and abduction.

Assertion (A): During later childhood girls are temporarily taller and heavier than boys.
Reason (R): Sexual maturation process begins in this period.

Assertion (A): Law of acceleration is applied in various sports.
Reason (R): If two equal forces are applied to objects of equal mass, the object that has greater force applied will move faster.

Assertion (A): The games and sports in any country hold a vital importance.
Reason (R): It is a prime responsibility of the sports organizing committees to organise the events in a magnificent manner.

Assertion (A): Food and nutrition play a very vital role in our growth and development.
Reason (R): Sportsperson can enhance their performance with the help of appropriate nutrition.

Assertion (A) Moving a finger in a circular motion without moving the hand is an example of circumduction.
Reason (R) Circumduction motion is a kind of rotation motion.

Assertion (A): Arm curl test is a test to assess upper body strength and endurance which is required for activities involving lifting and carrying things.
Reason (R): A chair without armrests, stopwatch and dumbbells are required to conduct this test.

Assertion (A): The primary purpose of biomechanics is to evaluate a living organism's motion as well as its application of force.
Reason (R): Biomechanics is the study of forces and their effects on living systems.