Recent questions tagged t3

The waste of human beings consists of

asked Sep 8, 2017 by priyanka.c

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Organisms that excrete uric acid as a waste product are referred to as

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The products of anaerobic respiration are

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Breathing i. Breaks down food to release energy ii. Provides oxygen to the body iii. Produces water in the cells iv. Helps in removal of $CO_2$ Which of the following gives the correct combination of functions of breathing?

asked Sep 8, 2017 by priyanka.c

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Soil erosion is caused due to

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The organisms that make soil porous are

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The macaque lives in the tropical rainforest in the

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Climate of a place does not depend on

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The digestive juice without enzymes is

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Chlorophyll traps solar energy and converts it into

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At a particular temperature solution which cannot dissolve more solute is called

asked Sep 1, 2017 by meena.p

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By passing hydrogen gas through vegetable oil, it is converted in to

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For a certain reaction $PV = 2 dm^3 atm$ and volume is $4 dm^3$ then corresponding pressure is

asked Sep 1, 2017 by meena.p

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At constant pressure average kinetic energy of gas molecules increases 2 times if

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Metals difficult to oxidize are called

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How many elements are present in two molecules of aspirin? The formula for aspirin is $C_9H_8O_4$.

asked Sep 1, 2017 by meena.p

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In the separation of dyes A and B by chromatography, component B has more solubility in the solvent. Which component will rise faster?

asked Sep 1, 2017 by meena.p

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The number of valence electrons determines:

asked Aug 31, 2017 by meena.p

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The mass of a single atom of an element X is $2.65 \times 10^{-23}g$. The atomic mass and name of the element is:

asked Aug 31, 2017 by meena.p

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Soda water is a solution of carbon dioxide in water. This solution is composed of

asked Aug 30, 2017 by meena.p

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Some statements about the Rutherford’s a-particle scattering experiment are given : I. As most of the a-particles passed through the gold foil without getting deflected, the positive charge of the atom occupies the entire space. II. As very few particles were deflected from their path, very little space inside the atom is empty. III. As a very small fraction of a-particles were deflected by 180°, all the positive charge and mass of the gold atom were concentrated in a very small volume within the atom. Select the correct statement(s).

asked Aug 30, 2017 by meena.p

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The characteristic smell of rotten egg spreads throughout the room. This is due to

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Which one of the following is not an element of first transition series.?

asked Aug 30, 2017 by meena.p

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Alpha particles are .......nuclie that are doubly positively charged?

asked Aug 30, 2017 by meena.p

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Which one of the following is not included in the concept of four elements.

asked Aug 30, 2017 by meena.p

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The type of reproduction that involves only a single parent is involved is called

asked Aug 25, 2017 by priyanka.c

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One of the differences between a plant cell and an animal cell is

asked Aug 25, 2017 by priyanka.c

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Plants add water vapour through atmosphere through

asked Aug 25, 2017 by priyanka.c

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The cell on which a hormone acts is called the

asked Aug 25, 2017 by priyanka.c

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Given below are the events that lead to pregnancy and development of embryo i. Fertilization of egg ii. Maturation of egg iii. Release of egg iv. Embedding of embryo in the thickened uterine wall Which of the following options give the correct order of sequence in which they occur?

asked Aug 25, 2017 by priyanka.c

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Pregnancy occurs when

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The fertilized egg is called

asked Aug 25, 2017 by priyanka.c

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Chloroplast in a plant cell contain

asked Aug 25, 2017 by priyanka.c

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Site of cellular respiration is

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Plant diversity can be preserved through the use of

asked Aug 23, 2017 by priyanka.c

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Many different kinds of plants are being maintained all over the world in

asked Aug 23, 2017 by priyanka.c

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Which of the following react with cold water vigorously?

asked Aug 21, 2017 by meena.p

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Which of the following is not a way to conserve water?

asked Aug 21, 2017 by meena.p

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Which gas; obtained from natural gas; is used for manufacturing urea?

asked Aug 21, 2017 by meena.p

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Which of the following represents the correct match for items in Column A with those in Column B.

asked Aug 21, 2017 by meena.p

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Which is a thermosetting plastic?

asked Aug 21, 2017 by meena.p

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Choose the incorrect statement from the following.A good fuel is one which

asked Aug 21, 2017 by meena.p

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When sulphur dioxide is dissolve in water then-

asked Aug 21, 2017 by meena.p

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CNG is

asked Aug 21, 2017 by meena.p

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Which of the following gases is lighter than air ?

asked Aug 21, 2017 by meena.p

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Which of the following alloys is used for making magnets ?

asked Aug 21, 2017 by meena.p

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Which of the following is not true?

asked Aug 21, 2017 by meena.p

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Which scientist was the first to show electrolysis of water?

asked Aug 21, 2017 by meena.p

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What should be the minimum age for the remains of organism to be categorized as fossil?

asked Aug 21, 2017 by meena.p

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Which of the following statements is correct?

asked Aug 21, 2017 by meena.p

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