A cell-

(A) Cells were first discovered by Robert Hooke

(B) He observed cells in cork slice

(C) Amoeba is a single cell organism

(D) Every cell has only two features, the plasma membrane and the nucleus

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Which of the following represents the Boyle's Law?

In which year did ISRO launch India's first mission to Moon. "Chandrayaan 1".

Match List - I with List - II.

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Consider the following statements about Kyoto Protocol which held in Japan in December 1997?

(A) Involved pledges and commitments from different countries to mitigate climate change caused by greenhouse gases and ozone-depleting substances (ODS).

(B) Required all countries to reduce greenhouse gas emissions by 5% below 1990 levels by 2008–2012.

(C) High-fluorinated hydrocarbons (HFCs) are transitional replacements for chlorofluorocarbons (CFCs).

(D) Definite road maps were prepared separately for developing and developed nations to reduce emissions of CFCs and other ozone-depleting substances (ODS).

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Which of the following are the general properties of the "Ionic compounds"?

(A) Generally brittle and break into pieces when pressure is applied.

(B) Have high melting and boiling points.

(C) Conduct electricity in the molten state.

(D) Generally soluble in solvents like kerosene and petrol but insoluble in water.

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The speed of light is: