Question

2. Describe four features of living beings.
3. Describe periodic and oscillatory motion with suitable example.​

Answer 1

Answer:

All living organisms share several key characteristics or functions: order, sensitivity or response to the environment, reproduction, growth and development, regulation, homeostasis, and energy processing.

Periodic motion is defined as the motion that repeats itself after fixed intervals of time. ... Examples of periodic motion are motion of hands of the clock, motion of planets around the sun etc. Oscillatory motion is defined as the to and fro motion of the body about its fixed position.

Answer 2

Answer:

Answer of 2. All living organisms share several key characteristics or functions: order, sensitivity or response to the environment, reproduction, growth and development, regulation, homeostasis, and energy processing.

Answer of 3. Periodic motion is defined as the motion that repeats itself after fixed intervals of time. ... Oscillatory motion is defined as the to and fro motion of the body about its fixed position. Oscillatory motion is a type of periodic motion. Examples of oscillatory motion are vibrating strings, swinging of the swing etc.