Class 9 Science - Exploration: Entering the World of Secondary Science - Scientific questions and observations Easy Quiz

Level 6 • 18/50 questions • 40 seconds per question.

Level readiness 18/50 Questions
Time Left 12:00 40 sec/question
RewardsCoins + XP
ModeClassic Quiz
Share
This level needs 32 more active questions. Admin panel me same class, subject, difficulty aur level_no 6 par question add karein.
Question 1 / 18 0 score
Answered 0/18 Correct 0 Time 12:00

वैज्ञानिक प्रश्न किस आधार पर जांचा जाता है?

On what basis is a scientific question tested?

Explanation opens after your attempt
Correct Answer

A. प्रमाणEvidence

Step 1

Concept

A scientific question is tested using evidence. In exams identify testable questions.

Step 2

Why this answer is correct

The correct answer is A. प्रमाण / Evidence. A scientific question is tested using evidence. In exams identify testable questions.

Step 3

Exam Tip

वैज्ञानिक प्रश्न प्रमाण से जांचा जाता है। परीक्षा में जांच योग्य प्रश्न पहचानें।

Open Question Page
Ask Friends

वैज्ञानिक अवलोकन क्या होता है?

What is a scientific observation?

Explanation opens after your attempt
Correct Answer

C. ध्यानपूर्वक प्राप्त तथ्यA fact obtained carefully

Step 1

Concept

A scientific observation is based on a carefully seen or measured fact. Distinguish facts from opinions.

Step 2

Why this answer is correct

The correct answer is C. ध्यानपूर्वक प्राप्त तथ्य / A fact obtained carefully. A scientific observation is based on a carefully seen or measured fact. Distinguish facts from opinions.

Step 3

Exam Tip

वैज्ञानिक अवलोकन ध्यान से देखे या मापे गए तथ्य पर आधारित होता है। मत और तथ्य में अंतर रखें।

Open Question Page
Ask Friends

कौन सा कथन मात्रात्मक अवलोकन है?

Which statement is a quantitative observation?

Explanation opens after your attempt
Correct Answer

D. पौधे की ऊंचाई तीस सेंटीमीटर हैThe plant is thirty centimetres tall

Step 1

Concept

A quantitative observation contains a number and measurement. Here height is numerical.

Step 2

Why this answer is correct

The correct answer is D. पौधे की ऊंचाई तीस सेंटीमीटर है / The plant is thirty centimetres tall. A quantitative observation contains a number and measurement. Here height is numerical.

Step 3

Exam Tip

मात्रात्मक अवलोकन में संख्या और मापन होता है। यहां ऊंचाई संख्यात्मक है।

Open Question Page
Ask Friends

द्रव का आयतन मापने के लिए क्या उपयोग किया जाता है?

What is used to measure the volume of a liquid?

Explanation opens after your attempt
Correct Answer

D. मापक सिलिंडरMeasuring cylinder

Step 1

Concept

A measuring cylinder measures liquid volume. Read the scale at eye level.

Step 2

Why this answer is correct

The correct answer is D. मापक सिलिंडर / Measuring cylinder. A measuring cylinder measures liquid volume. Read the scale at eye level.

Step 3

Exam Tip

मापक सिलिंडर द्रव का आयतन मापता है। मापन आंख के स्तर पर पढ़ें।

Open Question Page
Ask Friends

एक वैज्ञानिक प्रश्न का उत्तर कैसे खोजा जा सकता है?

How can the answer to a scientific question be found?

Explanation opens after your attempt
Correct Answer

A. अवलोकन या प्रयोग सेThrough observation or experiment

Step 1

Concept

A scientific question is answered through evidence based investigation. Observation and experiment are main methods.

Step 2

Why this answer is correct

The correct answer is A. अवलोकन या प्रयोग से / Through observation or experiment. A scientific question is answered through evidence based investigation. Observation and experiment are main methods.

Step 3

Exam Tip

वैज्ञानिक प्रश्न का उत्तर प्रमाण आधारित जांच से मिलता है। अवलोकन और प्रयोग मुख्य विधियां हैं।

Open Question Page
Ask Friends

अवलोकन को तुरंत लिखना क्यों अच्छा है?

Why is it good to record an observation immediately?

Explanation opens after your attempt
Correct Answer

B. भूल कम करने के लिएTo reduce forgetting

Step 1

Concept

Immediate recording keeps information accurate. Do not depend only on memory.

Step 2

Why this answer is correct

The correct answer is B. भूल कम करने के लिए / To reduce forgetting. Immediate recording keeps information accurate. Do not depend only on memory.

Step 3

Exam Tip

तुरंत लिखने से जानकारी सही रहती है। केवल स्मृति पर निर्भर न रहें।

Open Question Page
Ask Friends

कौन सा कथन व्यक्तिगत मत है?

Which statement is a personal opinion?

Explanation opens after your attempt
Correct Answer

D. यह फूल सबसे सुंदर हैThis flower is the most beautiful

Step 1

Concept

Beauty depends on personal preference. A scientific observation should be factual.

Step 2

Why this answer is correct

The correct answer is D. यह फूल सबसे सुंदर है / This flower is the most beautiful. Beauty depends on personal preference. A scientific observation should be factual.

Step 3

Exam Tip

सुंदरता व्यक्तिगत पसंद पर निर्भर करती है। वैज्ञानिक अवलोकन तथ्यात्मक होना चाहिए।

Open Question Page
Ask Friends

किस प्रश्न में पौधे की ऊंचाई मापी जा रही है?

In which question is plant height being measured?

Explanation opens after your attempt
Correct Answer

A. क्या प्रकाश की मात्रा पौधे की ऊंचाई को प्रभावित करती हैDoes the amount of light affect plant height

Step 1

Concept

Plant height is a measurable outcome. This question can be tested scientifically.

Step 2

Why this answer is correct

The correct answer is A. क्या प्रकाश की मात्रा पौधे की ऊंचाई को प्रभावित करती है / Does the amount of light affect plant height. Plant height is a measurable outcome. This question can be tested scientifically.

Step 3

Exam Tip

पौधे की ऊंचाई मापने योग्य परिणाम है। यह प्रश्न वैज्ञानिक रूप से जांचा जा सकता है।

Open Question Page
Ask Friends

किस प्रश्न में समय मापा जा सकता है?

In which question can time be measured?

Explanation opens after your attempt
Correct Answer

B. गर्म कमरे में बर्फ कितनी देर में पिघलती हैHow long does ice take to melt in a warm room

Step 1

Concept

The melting time of ice can be measured with a clock. A measurable question is scientific.

Step 2

Why this answer is correct

The correct answer is B. गर्म कमरे में बर्फ कितनी देर में पिघलती है / How long does ice take to melt in a warm room. The melting time of ice can be measured with a clock. A measurable question is scientific.

Step 3

Exam Tip

बर्फ के पिघलने का समय घड़ी से मापा जा सकता है। माप योग्य प्रश्न वैज्ञानिक होता है।

Open Question Page
Ask Friends

किस कथन में संख्या का प्रयोग हुआ है?

Which statement uses a number?

Explanation opens after your attempt
Correct Answer

C. पात्र में दो सौ मिलीलीटर पानी हैThe container has two hundred millilitres of water

Step 1

Concept

Two hundred millilitres is a numerical measurement. Facts with numbers provide quantitative data.

Step 2

Why this answer is correct

The correct answer is C. पात्र में दो सौ मिलीलीटर पानी है / The container has two hundred millilitres of water. Two hundred millilitres is a numerical measurement. Facts with numbers provide quantitative data.

Step 3

Exam Tip

दो सौ मिलीलीटर संख्यात्मक मापन है। संख्या वाले तथ्य मात्रात्मक आंकड़े देते हैं।

Open Question Page
Ask Friends

एक ही अवलोकन कई बार करने से क्या बढ़ता है?

What increases when the same observation is made several times?

Explanation opens after your attempt
Correct Answer

D. विश्वसनीयताReliability

Step 1

Concept

Repeated observations are more dependable. Repetition helps identify errors.

Step 2

Why this answer is correct

The correct answer is D. विश्वसनीयता / Reliability. Repeated observations are more dependable. Repetition helps identify errors.

Step 3

Exam Tip

दोहराए गए अवलोकन अधिक भरोसेमंद होते हैं। पुनरावृत्ति त्रुटि पहचानने में मदद करती है।

Open Question Page
Ask Friends

वैज्ञानिक अवलोकन में तिथि लिखना कब उपयोगी है?

When is writing the date useful in a scientific observation?

Explanation opens after your attempt
Correct Answer

A. जब परिवर्तन कई दिनों में होWhen change occurs over several days

Step 1

Concept

The date shows the sequence of changes over time. Always date daily observations.

Step 2

Why this answer is correct

The correct answer is A. जब परिवर्तन कई दिनों में हो / When change occurs over several days. The date shows the sequence of changes over time. Always date daily observations.

Step 3

Exam Tip

तिथि से समय के साथ हुए परिवर्तन का क्रम पता चलता है। दैनिक अवलोकन में तिथि जरूर लिखें।

Open Question Page
Ask Friends

छोटी वस्तु का विवरण देखने के लिए कौन सा उपकरण उपयोगी है?

Which instrument is useful for observing details of a small object?

Explanation opens after your attempt
Correct Answer

B. आवर्धक कांचMagnifying glass

Step 1

Concept

A magnifying glass makes a small object appear larger. Use it to observe fine details.

Step 2

Why this answer is correct

The correct answer is B. आवर्धक कांच / Magnifying glass. A magnifying glass makes a small object appear larger. Use it to observe fine details.

Step 3

Exam Tip

आवर्धक कांच छोटी वस्तु को बड़ा दिखाता है। सूक्ष्म विवरण देखने में इसका उपयोग करें।

Open Question Page
Ask Friends

किस प्रश्न को प्रयोग से जांचा जा सकता है?

Which question can be tested through an experiment?

Explanation opens after your attempt
Correct Answer

C. क्या गर्म पानी में चीनी जल्दी घुलती हैDoes sugar dissolve faster in hot water

Step 1

Concept

Water temperature and dissolving time can be measured. Therefore the question is testable.

Step 2

Why this answer is correct

The correct answer is C. क्या गर्म पानी में चीनी जल्दी घुलती है / Does sugar dissolve faster in hot water. Water temperature and dissolving time can be measured. Therefore the question is testable.

Step 3

Exam Tip

पानी का तापमान और घुलने का समय मापा जा सकता है। इसलिए प्रश्न जांच योग्य है।

Open Question Page
Ask Friends

एक अच्छे वैज्ञानिक अवलोकन अभिलेख में क्या होना चाहिए?

What should a good scientific observation record contain?

Explanation opens after your attempt
Correct Answer

B. तथ्य मापन और आवश्यक विवरणFacts measurements and necessary details

Step 1

Concept

A good record contains facts measurements and necessary context. Include date time and units when needed.

Step 2

Why this answer is correct

The correct answer is B. तथ्य मापन और आवश्यक विवरण / Facts measurements and necessary details. A good record contains facts measurements and necessary context. Include date time and units when needed.

Step 3

Exam Tip

अच्छे अभिलेख में तथ्य मापन और आवश्यक संदर्भ होते हैं। तिथि समय और इकाई भी लिखें।

Open Question Page
Ask Friends

किस प्रश्न में ध्वनि की तीव्रता का अवलोकन किया जा सकता है?

In which question can the loudness of sound be observed?

Explanation opens after your attempt
Correct Answer

A. क्या घंटी की ध्वनि दूरी बढ़ने पर धीमी सुनाई देती हैDoes a bell sound quieter as distance increases

Step 1

Concept

The loudness of sound can be observed by changing distance. Identify the changed factor and the outcome.

Step 2

Why this answer is correct

The correct answer is A. क्या घंटी की ध्वनि दूरी बढ़ने पर धीमी सुनाई देती है / Does a bell sound quieter as distance increases. The loudness of sound can be observed by changing distance. Identify the changed factor and the outcome.

Step 3

Exam Tip

दूरी बदलकर ध्वनि की तीव्रता का अवलोकन किया जा सकता है। प्रश्न में बदला गया कारक और परिणाम पहचानें।

Open Question Page
Ask Friends

बारिश के बाद मिट्टी के अवलोकन का सही उदाहरण कौन सा है?

Which is a correct observation of soil after rain?

Explanation opens after your attempt
Correct Answer

B. मिट्टी गीली और गहरे भूरे रंग की हैThe soil is wet and dark brown

Step 1

Concept

Wetness and colour are directly observable qualities. Do not treat predictions or preferences as observations.

Step 2

Why this answer is correct

The correct answer is B. मिट्टी गीली और गहरे भूरे रंग की है / The soil is wet and dark brown. Wetness and colour are directly observable qualities. Do not treat predictions or preferences as observations.

Step 3

Exam Tip

गीलापन और रंग सीधे देखे जा सकने वाले गुण हैं। भविष्यवाणी या पसंद को अवलोकन न मानें।

Open Question Page
Ask Friends

वैज्ञानिक अवलोकन के बाद अगला उचित कदम क्या हो सकता है?

What can be an appropriate next step after a scientific observation?

Explanation opens after your attempt
Correct Answer

C. अवलोकन के आधार पर जांच योग्य प्रश्न बनानाFraming a testable question based on the observation

Step 1

Concept

An observation creates curiosity and can lead to a testable question. The question guides further investigation.

Step 2

Why this answer is correct

The correct answer is C. अवलोकन के आधार पर जांच योग्य प्रश्न बनाना / Framing a testable question based on the observation. An observation creates curiosity and can lead to a testable question. The question guides further investigation.

Step 3

Exam Tip

अवलोकन से जिज्ञासा उत्पन्न होती है और जांच योग्य प्रश्न बनाया जा सकता है। प्रश्न आगे की जांच का मार्गदर्शन करता है।

Open Question Page
Ask Friends
FAQs

Class 9 Science Quiz FAQs

How many questions are in this quiz?

This level is designed for 50 active questions. Currently 18 questions are available for the selected class and difficulty.

Is there a timer in this quiz?

Yes, the timer uses 40 seconds per question for Easy difficulty and shows the total remaining time on the page.

Can I open each question separately?

Yes, every question has its own SEO-friendly page with answer, explanation and related practice links.