General Science Practice Set 184
10 General Science questions in 6 minutes (+1 per correct, −0.25 per wrong). Free, no account needed. Everyone who opens this set gets the same 10 questions, so the percentile at the end is a real comparison.
- Environment
- General Science
Pick an answer for each question below, then press Submit. The 6-minute timer starts when you choose your first answer. Tap a chosen option again to clear it. Solutions and your percentile unlock after you submit.
- Which one of the following metals reacts with both dilute hydrochloric acid and sodium hydroxide solution to liberate hydrogen?కింది లోహాలలో సజల హైడ్రోక్లోరిక్ ఆమ్లంతోనూ, సోడియం హైడ్రాక్సైడ్ ద్రావణంతోనూ చర్య జరిపి హైడ్రోజన్ను విడుదల చేసేది ఏది?
- A body of mass 10 kg is thrown vertically upwards with a velocity of 10 m/s. How much potential energy will be possessed by the body when it reaches the maximum height? (Take g = 10 m/s²)10 kg द्रव्यमान वाले किसी पिंड को 10 m/s के वेग के साथ ऊर्ध्वाधर दिशा में ऊपर की ओर फेंका जाता है। जब वह अधिकतम ऊंचाई तक पहुँच जाएगा तो उस पिंड की स्थितिज ऊर्जा कितनी होगी? (g = 10 m/s² लीजिए)
- Which one of the following is NOT a greenhouse gas?కింది వాటిలో హరితగృహ వాయువు కానిది ఏది?
- Which plant tissue is responsible for the transport of water and minerals?पौधों में जल और खनिजों के परिवहन के लिए कौन-सा ऊतक उत्तरदायी है?
- Carbon has the unique ability to form long chains of atoms due to its property of:कार्बन में परमाणुओं की लंबी श्रृंखलाएँ बनाने की अद्वितीय क्षमता किस गुण के कारण होती है?
- Sound waves are:ध्वनि तरंगें होती हैं:
- What is regarded as the basic structural and functional unit of life?जीवन की मूल संरचनात्मक और क्रियात्मक इकाई किसे माना जाता है?
- _______________ is a process in which persistent, non-degradable chemicals become progressively more concentrated at each higher trophic level in a food chain._____________ एक ऐसी प्रक्रिया है, जिसमें खाद्य श्रृंखला में प्रत्येक उच्च पोषी स्तर पर दीर्घस्थायी, गैर-अपघटनीय रसायनों की सांद्रता उत्तरोत्तर बढ़ती जाती है।
- Life on Earth exists within a thin life-supporting zone called the biosphere, stretching from deep ocean trenches to the highest mountains that still support life. Its approximate total thickness is:पृथ्वी पर जीवन एक पतली जीवन-सहायक परत में पाया जाता है जिसे जैवमंडल कहते हैं, जो गहरे महासागरीय गर्तों से लेकर उन सबसे ऊँचे पर्वतों तक फैला है जहाँ जीवन पाया जाता है। इसकी कुल मोटाई लगभग कितनी है?
- According to Joule’s law of heating, if the current flowing through a resistor is doubled while resistance and time remain constant, then the heat produced (H) will increase by a factor of ________.जूल के तापन नियम के अनुसार, यदि किसी प्रतिरोधक से प्रवाहित धारा दोगुनी कर दी जाए, जबकि प्रतिरोध और समय स्थिर रहें, तो उत्प न्न ऊष्मा ( H) _______ के गुणक से बढ़ जाएगी।