Recent questions and answers in Science

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If two pea plants having round and green seeds (RRGg) are crossed, identify the percentage of the following with respect to the F1

answered Sep 16 in Science by Haren (227k points)

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Certain specialised cells in animals called stem cells have the ability to divide and differentiate into different cell types.

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Vijaya connects three bulbs P, Q and R is series with a battery in two different ways using identical conducting wires

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A carbon compound P has six carbon atoms and twelve hydrogen atoms. (a) Is P a saturated or unsaturated carbon compound.

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A carbon compound P is found to be neutral when tested with red and blue litmus. A gas, that burns with a 'pop' sound

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Sagar saw a beautiful rose and smelled it. As he was smelling it, he happened to touch a thorn and pull his hand away.

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Identify any two pairs of elements that will react to form compounds by a transfer of electrons.

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A metal X is obtained from its chloride salt by exposure to sunlight. (a) In which section of the reactivity series of metals

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In animals, hormones can be secreted by one organ and can act on multiple organs. Justify this statement by explaining

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Which of them is likely to corrode till the level marked by the line FIRST? Justify your answer.

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Search mirrors are mirrors that are used to look for hidden objects underneath the cars as shown. The hidden objects can be easily

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Ramya wants to measure the current flowing through the circuit shown below. Which among the four ammeters can she use

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How does the magnetic field at point P compare with the magnetic field at point Q? Justify your answer.

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Which level is likely to have the most amount of energy in such an aquatic ecosystem? Give a reason to support your answer.

answered Sep 16 in Science by Haren (227k points)

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Rupal suffers from myopia. Where would the image form in her eye?

answered Sep 15 in Science by Haren (227k points)

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Savera passed a beam of white light through a series of equilateral prisms as shown. (a) What colour(s) will be seen on

answered Sep 15 in Science by Haren (227k points)

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Ram and Asha were a married couple. They had four children - one of these children had sickle cell anemia whereas the other

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Four resistors, a voltmeter and a battery are connected in a circuit as shown below (a) What is the net resistance in the circuit?

answered Sep 15 in Science by Haren (227k points)

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Given below is a four carbon skeleton of a hydrocarbon compound. (a) Fill in the hydrogen atoms/bonds to form

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Write the balanced chemical equation for the reaction that is prevented by storing potassium metal under kerosene.

answered Sep 14 in Science by Kabita (11.8k points)

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