Student Questions

Showing: Class 9 (862 questions)

• by GIANSH GUPTA KHUNDKER · Class 9

  Fictitious Language CodingIn a certain code language:"nic re to" means "boys are good""pa to le" means "good and bad""ar ni le" means "bad or ugly"Which word stands for "and"?A) paB) toC) leD) re

  Reasoning Coding and Decoding thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  If in a certain code language, ROSE is written as SQTF, how is MANGO written in that same code language? A) NBOHP B) OCPIR C) OBPHQ D) NCPIQ

  Reasoning Coding and Decoding thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  Question: Find the option figure that satisfies the same conditions of placement of the dots as in Figure X.Figure X: Contains two dots:Dot 1: Placed in the region shared by the Triangle, Square, and Circle.Dot 2: Placed in the region shared by the Triangle and Circle only.Option A: One dot in Triangle and Square; one in Triangle and Circle.Option B: One dot in Circle only; one in Triangle and Circle.Option C: One dot in all three shapes (Triangle, Square, Circle); one in Triangle and Circle onl

  Reasoning Dot Situation thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  E-waste (electronic waste) contains hazardous materials but also valuable resources. Which of the following is an example of responsible e-waste management? A) Burning old smartphones in an open backyard fire B) Throwing old laptops into the standard household trash bin C) Handing over broken electronics to certified e-waste recycling collection centers D) Burying old batteries deep in garden soil

  Green Warrior Responsible Consumption and Production thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  Question: Find the option figure that satisfies the same conditions of placement of the dots as in Figure X. Figure X: Contains one dot placed in the Circle only (outside of the Triangle and Square). Option A: Square only.Option B: Triangle and Square.Option C: Circle only.Option D: Triangle only.

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• by GIANSH GUPTA KHUNDKER · Class 9

  Question: Find the option figure that satisfies the same conditions of placement of the dots as in Figure X. Figure X: Contains one dot placed in the region shared by the Triangle and Square only (it does not touch the Circle). Option A: Triangle and Square only. Option B: Circle, Triangle, and Square. Option C: Triangle and Circle only. Option D: Square and Circle only

  Reasoning Dot Situation thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  Which of the following wave characteristics is used in SONAR technology?A) Infrasonic wavesB) Audible sound wavesC) Ultrasonic wavesD) Radio waves

  Science Sound thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  What is the minimum distance required in the air (at roughly \(340 \text{ m/s}\)) to clearly hear an echo?A) \(8.5 \text{ meters}\)B) \(17 \text{ meters}\)C) \(34 \text{ meters}\)D) \(68 \text{ meters}\)

  Science Sound thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  What is the approximate audible range of frequencies for the normal human ear? A) Less than 20 Hz B) 20 Hz to 20,000 Hz C) 20,000 Hz to 100,000 Hz D) Greater than 100,000 Hz

  Science Sound thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  Which of the following quantities determines the loudness of a sound? A) Frequency B) Amplitude C) Wavelength D) Time period

  Science Sound thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  Sound travels the fastest in which of the following mediums? A) Air B) Water C) Steel D) Vacuum

  Science Sound thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  What is the core philosophy behind "Responsible Consumption and Production" (SDG 12)? A) Consuming as many resources as possible to boost the global economy B) Doing more and better with less, reducing resource use, degradation, and pollution C) Halting all manufacturing industries globally until further notice D) Focusing exclusively on water purification systems in urban areas

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• by GIANSH GUPTA KHUNDKER · Class 9

  Which of the following is the best description of a sound wave? A) Transverse motion of particles B) Oscillation of electromagnetic fields C) Longitudinal motion of particles D) Movement of light particles

  Science Sound thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  In India, legendary green warriors like Jadav Payeng have single-handedly tackled environmental degradation through which practice? A) Afforestation B) Intensive monoculture C) Slash-and-burn farming D) Chemical weeding

  Green Warrior Life On Land thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  What is the main objective of United Nations Sustainable Development Goal 15 (SDG 15)? A) Clean Water and Sanitation B) Affordable and Clean Energy C) Life on Land D) Sustainable Cities and Communities

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• by GIANSH GUPTA KHUNDKER · Class 9

  Who formulated the Law of Constant Proportions? A) Antoine Lavoisier B) Joseph Proust C) John Dalton D) Democritus

  Science Atoms and Molecules thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  The method of removing weeds by hand is scientifically termed as: A) Weeding by trowel B) Biological control C) Manual weeding D) Mechanical weeding

  Science Improvement in Food Resources thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  Which among the following is an exotic breed of cow? A) Sahiwal B) Red Sindhi C) Jersey D) Tharparkar

  Science Improvement in Food Resources thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  Which of the following is a macronutrient required by plants?

  Science Improvement in Food Resources thumb_up 0 people 0 answers check_circle 0%
• by GIANSH GUPTA KHUNDKER · Class 9

  Why do camel feet not sink deeply into the loose desert sand while walking? (a) Camels exert a very small force on the ground (b) Camels have a small mass relative to their size (c) Broad feet increase the surface area, reducing the pressure (d) Broad feet decrease the surface area, increasing the pressure

  Science Gravitation thumb_up 0 people 0 answers check_circle 0%