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Recent questions tagged t8

The heat required to raise the temperature of body by 1 K is called

asked Sep 6, 2017 by meena.p

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When NaCl is dissolved in water, negative end of water molecules is attracted towards

asked Sep 6, 2017 by meena.p

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Which of the following refers to the chemical reaction that links monomers to form polymers and that releases water?

asked Sep 6, 2017 by meena.p

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What is the substance that increases the rate of a reaction by lowering the activation energy?

asked Sep 6, 2017 by meena.p

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Which statement best explains why a tree branch floats on water?

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What's the lightest element in the periodic table?

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Identify the secondary sexual characters in females

asked Aug 29, 2017 by priyanka.c

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Centrosomes are present only in

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Function of an ecosystem is/are

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Some bacteria like E.coli living in human intestine synthesis

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In boys, voice box protrudes out in the throat region and is called

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Frog are found to exhibit

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In human beings, the correct sequence of events during reproduction is

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Priya accidently placed her hand over a flame and immediately pulled it back. She felt the sensation of heat and reacted due to the action of

asked Aug 29, 2017 by priyanka.c

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The most important function of a cell membrane is that it

asked Aug 29, 2017 by priyanka.c

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Largest migration is exhibited by

asked Aug 29, 2017 by priyanka.c

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The variety of plants, animals and microbes found in a particular area is called

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The outer covering found in some microbes

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Microorganisms used in bread preparation

asked Aug 29, 2017 by priyanka.c

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Which of the following are harmful to crop plants?

asked Aug 29, 2017 by priyanka.c

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Conversion of ammonia into nitrate is called

asked Aug 29, 2017 by priyanka.c

1 answer

A type of plastic that is biodegradable has been in the news lately. The ingredient that makes it biodegradable is:

asked Aug 28, 2017 by meena.p

1 answer

What is the name for steel alloyed with chromium?

asked Aug 28, 2017 by meena.p

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The sulphuric acid turns blue litmus paper into-

asked Aug 28, 2017 by meena.p

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Which of the following will work best as a tester for electric current?

asked Aug 28, 2017 by meena.p

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Which of the following is natural resources?

asked Aug 28, 2017 by meena.p

1 answer

What is called black gold?

asked Aug 28, 2017 by meena.p

1 answer

Carbon monoxide in vehicle exhaust causes

asked Aug 28, 2017 by meena.p

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A Pond contains clean water. Which of the following activities will produce least pollution of water?

asked Aug 28, 2017 by meena.p

1 answer

CNG is the abbreviated form of

asked Aug 28, 2017 by meena.p

1 answer

Which of the following is Non-biodegradable

asked Aug 28, 2017 by meena.p

1 answer

The substance that does not burn with flame is

asked Aug 28, 2017 by meena.p

1 answer

Which gas is obtained during the processing of coal?

asked Aug 28, 2017 by meena.p

1 answer

Which of the following metals reacts vigorously with water?

asked Aug 28, 2017 by meena.p

1 answer

Thermoplastic is used for making which of the following?

asked Aug 28, 2017 by meena.p

1 answer

Which of the following is used as a material for making protective windows in space probes ?

asked Aug 28, 2017 by meena.p

1 answer

A liquid cannot be

asked Aug 16, 2017 by meena.p

1 answer

All matter is made up of tiny discrete particles too small to be seen was hypothesis of

asked Aug 16, 2017 by meena.p

1 answer

Which of the following statements is not correct?

asked Aug 16, 2017 by meena.p

1 answer

Find the natural indicator from the following

asked Aug 16, 2017 by meena.p

1 answer

Neutral solutions which do not change the colour of either red/blue litmus are known as

asked Aug 16, 2017 by meena.p

1 answer

Paper is manufactured by

asked Aug 16, 2017 by meena.p

1 answer

Jatin prepared the following set-ups to 'make rain'. The same amount of water was used for each set-up. Study them carefully to find out which set-up will form the most 'rain'?

asked Aug 16, 2017 by meena.p

0 answers

Water is a good solvent of ionic salts because

asked Aug 16, 2017 by meena.p

1 answer

Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India, is used in which of the following domestic products?

asked Aug 16, 2017 by meena.p

1 answer

A substance which cannot be broken in to simpler substances further by any chemical reaction is called

asked Aug 16, 2017 by meena.p

1 answer

If both water and carbon dioxide is given to plant still it will not prepare its own food if there is lack of

asked Aug 16, 2017 by meena.p

1 answer

Atomic number of sodium is 11 and its atomic mass is 23, so number of protons and neutrons in an atom of sodium is

asked Aug 16, 2017 by meena.p

1 answer

Smallest particle of Carbon dioxide consists of

asked Aug 16, 2017 by meena.p

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Which of the following is the best heat insulator

asked Aug 16, 2017 by meena.p

1 answer

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