MCQ
Assertion (A) : Scientists work together across the world.
Reason (R) : Collaboration allows them to share ideas and solve problems more efficiently.
  • A
    Both A and R are true and R is the correct explanation of A.
  • B
    Both A and R are true but R is not the correct explanation of A.
  • C
    A is true but R is false.
  • D
    A is false but R is true.

Answer

self

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Assertion (A) The image which is formed behind the mirror is called virtual image
Reason (R) When the light rays meet virtually, then it forms virtual image.
Assertion (A): Freezing water is a chemical change.
Reason (R): Water changes its state from liquid to solid when frozen.
Assertion (A): During menstruation, blood is discharged from the body as part of the cycle.
Reason (R): Menstruation lasts for eight to fifteen days.
The following question consist of two statement
Assertion (A) and Reason (R). Answer these questions by selecting the appropriate option given below
Assertion (A) Sunlight reaches to the earth by radiation process.
Reason (R) The transfer of heat by radiation does not require any medium.
Assertion (A): A filament in an incandescent lamp is made of tungsten.
Reason (R): Tungsten filaments glow because they resist current and produce heat.
Assertion (A): The flow of electric current in a circuit requires a complete path.
Reason (R): If the circuit is incomplete, current will not flow.
Assertion (A) A white light consists of seven different colours.
Reason (R) When a white light passes through a prism, it splits into seven colours.
Assertion (A): The Sun and Moon appear to be the same size in the sky.
Reason (R): The Moon is much closer to the Earth than the Sun.
The following question consist of two statement
Assertion (A) and Reason (R). Answer these questions by selecting the appropriate option given below
Assertion (A) The clinical thermometer has the range of 35°C to 42°C. 
Reason (R) The temperature of human body normally does not go below 35°C or above 42°C.
Assertion (A): Red ink experiment proves water transport.
Reason (R): Red ink dissolves starch in leaves.