Science

Q.3.	Choose the correct match the column 'A' from column `B'-
		`A'					`B'
(i) Titanium			(a)Venus 
(ii) Carbon			(b)Strategic metal
(iii) Sound measuring unit	(c)Catenation capacity
(iv) Ginger			(d)Sun
(v) Morning Star		(e)Bulb
				(f)Rhizone
				(g)Decibel 
				(h)Noise 

Ans. (i-b), (ii-c), (iii-g), (iv-f), (v-a)


Q.4. Write the answer in one sentence each:
(i) What are called Terrestrial planets?
(ii) What is the full form of IUPAC?
(iii) Write down the definition of Ductility.
(iv) Where does Ultra filtration process take place?
(v) Write the full name of ISRO.

Ans. (i) The four innermost planets Mercury, Venus, Earth and Mars have some features in common with the earth and hence they are called Terrestrial Planets.
(ii) International Union of Pure and Applied Chemistry.
(iii) Ductility- Metals can be drawn into thin wires. This property is known as ductility. The ductility of different metals is different.
(iv) This process takes place in the Bowman's capsule of kidney.
(v) Indian Space Research Organisation.