Download App

[ Question Bank ] - 2022 — Science STD 10 — Question

Maharashtra BoardEnglish MediumSTD 10Science[ Question Bank ] - 20222 Marks
Question
Write scientific reason.
Adults need bifocal lens spectacle.
✓

Answer

  1. The ability of the ciliary muscles near the eye lens to change the focal length of the lens decreases with age.
  2. As a result, sometimes adults suffer from both nearsightedness and farsightedness.
    Therefore, adults need bifocal lens spectacle.

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

Explore more

More "Give scientific reasons: [2 M]" from [ Question Bank ] - 2022→[ Question Bank ] - 2022 — all question types→Science STD 10 question papers→Maharashtra Board STD 10 question papers→Maharashtra Board question paper generator→

Similar questions

Water droplets are seen on’ the outer surface of a cold drink bottle.
→
Write scientific reason.
A coil made up of alloy Nichrome is used in the electric heater cooker as a resistor.
→
Flower is the structural unit of sexual reproduction in plant.
→
Write scientific reason.
During winter season, we may have observed a white trail at the back of the aeroplane flying high in the clear sky or sometimes it may not get formed.
→
We feel exhausted after exercising.
###
While performing the exercise, we feel tired.
###
We feel tired after exercise.
→
Give scientific reason:
Anodes need to be replaced from time to time during the electrolysis of alumina.
→
Write scientific reason.
Stars twinkle but we do not see the twinkling of planets.
→
Write scientific reason.
Ethylene is an unsaturated hydrocarbon.
→
Calcium floats on water during the reaction with water.
→
 It is recommended to use air tight container for storing oil for long time.
→