Please select a subject first
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Assertion: To neutralize the excess acid formed in the stomach, milk of magnesia is taken.
Reason: Milk of magnesia contains a base called magnesium hydroxide.
Concept: undefined >> undefined
What is the reaction between an acid and a base called?
Concept: undefined >> undefined
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Write a note on:
Ant bite
Concept: undefined >> undefined
Write a note on:
Wasp bite
Concept: undefined >> undefined
What is the difference between an ant sting and a wasp sting?
Concept: undefined >> undefined
‘Grass of water’ refers to ______.
Concept: undefined >> undefined
Phycoerythirini s a blue pigment.
Concept: undefined >> undefined
Name the pigments found in algae.
Concept: undefined >> undefined
The ______ is the strongest bone of the human skeleton.
Concept: undefined >> undefined
The endoskeleton originates from ______.
Concept: undefined >> undefined
______ is the smallest and lightest bone of the human skeleton.
Concept: undefined >> undefined
The ______ protects the brain.
Concept: undefined >> undefined
______ is the bone of the upper arm.
Concept: undefined >> undefined
Muscles can contract, relax and lengthen.
Concept: undefined >> undefined
In the Iris, there are two sets of muscles.
Concept: undefined >> undefined
Non-striated muscles are involuntary muscles.
Concept: undefined >> undefined
List some measures to save endangered species.
Concept: undefined >> undefined
Match the following.
| Column I | Column II |
| a) Barometer | i) reduce friction |
| b) Increasing area of contact | ii) Atmospheric pressure |
| c) Decreasing area of contact | iii) cause of friction |
| d) Lubricants | iv) increases friction |
| e) Irregular surface | v) decreases friction |
Concept: undefined >> undefined
The closeness of the measured value to the original value is _______.
Concept: undefined >> undefined
