Questions and Answers
What is the percentage of CO2 in the air we breathe?
What is the formula for Glauber's salt?
What is the indicator used in Tanmatrikat?
What is the reactant that does not catch fire in Tanmatrikat?
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What is the term for the mixture of gases?
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What is the term for the process of nutrition?
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What is the number of chromosomes in a human gamete?
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Where does photosynthesis take place?
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Who is credited with the theory of evolution by natural selection?
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In the circulatory system, blood flows in a/an ...
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Which of the following conditions is primarily addressed by the concept of 'negative focal length' in the context of technology?
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What is the SI unit of current?
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Which of the following optical elements is typically associated with a 'negative focal length'?
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What type of vision does a person with long-sightedness have?
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Where are pigments primarily found?
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Which of these individuals is NOT associated with the field of genetics?
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What is the primary reason that an aqueous solution of common salt conducts electricity?
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What is the meaning of the term 'gamete'?
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Which of the following is the most common reason for a solution to conduct electricity?
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What type of lens is used to correct nearsightedness?
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What is the main function of chlorophyll in plants?
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Which of the following is NOT a characteristic of a good electrical conductor?
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What type of mirror has a focal length of 20 cm?
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What type of image is formed by a plane mirror?
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What is the mirror formula for a spherical mirror?
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What is the magnification of a plane mirror?
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Which type of mirror can form a real and inverted image?
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What is the nature of the image formed by a concave mirror when the object is at infinity?
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Which of the following substances can turn litmus paper red?
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Which type of mirror is used in telescopes?
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What is the focal length of a mirror that is not spherical in shape?
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What is the chemical formula for Sodium Bicarbonate?
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Which substance is recommended to prevent goiter?
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What is the chemical formula for Sodium Carbonate Decahydrate?
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Which of these is not an acid?
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Which of the following is a property of sodium bicarbonate?
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Study Notes
Chemical Compounds and Their Properties
- CaCl2 is a compound.
- Na2CO3 is a compound.
- NaCl is a compound.
- NaHCO4 is a compound.
Environmental Science
- The percentage of CO2 in the atmosphere is 0.03%.
- Plants and animals have an impact on the environment.
- The importance of iodine in the body.
Biology
- The number of chromosomes in a human gamete is 23.
- The process of photosynthesis occurs in the stroma of chloroplasts.
- The importance of iodine in the human body.
Physics
- The SI unit of voltage is Volt (V).
- The SI unit of capacitance is Farad (F).
- The refractive index of a medium is dependent on the wavelength of light.
- A lens with a focal length of +20 cm is a convex lens.
- A plane mirror forms a real and inverted image.
Human Health
- Iodine deficiency can cause goiter.
- Excessive iodine intake can cause thyroid problems.
Other
- A prism is a transparent optical element with flat, polished surfaces that refract light.
- The importance of conservation of natural resources.
- The impact of human activities on the environment.
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Description
Test your knowledge of chemistry with this quiz covering topics such as acids, bases, salts, and chemical reactions.
