Concept-wise Practice

dirty water MCQ Questions for Class 9

dirty water se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

3 questions tagged with dirty water.

यदि जलरंग का रंग गंदला हो जाए तो सबसे संभावित कारण क्या है?

What is the most likely cause if a watercolour mixture becomes muddy?

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Correct Answer

B. अधिक रंग मिलाना या गंदा पानी उपयोग करनाMixing too many colours or using dirty water

Step 1

Concept

Too many colours and dirty water reduce mixture purity. In exams use limited colours and clean water.

Step 2

Why this answer is correct

The correct answer is B. अधिक रंग मिलाना या गंदा पानी उपयोग करना / Mixing too many colours or using dirty water. Too many colours and dirty water reduce mixture purity. In exams use limited colours and clean water.

Step 3

Exam Tip

बहुत रंग और गंदा पानी मिश्रण की शुद्धता घटाते हैं। परीक्षा में सीमित रंग और साफ पानी उपयोग करें।

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जलरंग में गंदे पानी का उपयोग करने से क्या समस्या हो सकती है?

What problem may occur when dirty water is used in watercolour?

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Correct Answer

C. रंग मटमैले हो सकते हैंColours may become muddy

Step 1

Concept

Dirty water can introduce other colours into the mixture. Change the water regularly for clean colours.

Step 2

Why this answer is correct

The correct answer is C. रंग मटमैले हो सकते हैं / Colours may become muddy. Dirty water can introduce other colours into the mixture. Change the water regularly for clean colours.

Step 3

Exam Tip

गंदा पानी दूसरे रंगों को मिश्रण में ला सकता है। साफ रंगों के लिए पानी समय पर बदलें।

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गंदे पानी से ब्रश धोने पर क्या हो सकता है?

What may happen if a brush is washed in dirty water?

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Correct Answer

C. रंग दूषित हो सकते हैंColours may become contaminated

Step 1

Concept

Dirty water can carry other colours into the brush. Change the water regularly for clean colours.

Step 2

Why this answer is correct

The correct answer is C. रंग दूषित हो सकते हैं / Colours may become contaminated. Dirty water can carry other colours into the brush. Change the water regularly for clean colours.

Step 3

Exam Tip

गंदा पानी दूसरे रंगों को ब्रश में मिला सकता है। साफ रंगों के लिए पानी समय पर बदलें।

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