Tamil Nadu Board - Class 6

Scientific Foundations question bank (Science (அறிவியல்))

Practice 371 free Tamil Nadu Board - Class 6 Science (அறிவியல்) - Scientific Foundations questions with answers and step-by-step solutions.

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Q1.

Optics and Reflection: In 'Measurements (SI Units)', what is the law governing the reflection of light?


(A)
Angle of incidence equals angle of reflection ($\angle i = \angle r$) (Measurements (SI Units))
(B)
Angle of incidence is always double
(C)
No reflection occurs
(D)
None of these
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Q2.

Human Organ Systems: What is the central role played by 'Measurements (SI Units)' in human physiology?


(A)
Circulation of oxygenated blood, filtration of toxins, or reflex actions (Measurements (SI Units))
(B)
Producing poison
(C)
No function
(D)
None of these
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