Define : (i) Pollination (ii) Fertilisation (iii) Gamete (iv) Zygote (v) Fruit (vi) Seed (vii) Plumule.

Mention whetherthefollowing are elements, compounds or mixtures : (i) glass, (ii) german silver (iii) llimestone, (iv) pure gold (v) diamond, (vi) glucose (vii) salt solution, (viii) helium (ix) oxygen, (x) water

Classify the following into monosaccharides and disaccharides : (i) Ribose (ii) 2-deoxyribose (iii) maltose (iv) galactose (v) fructose (vi) lactose.

In a quadrilateral, define each of the following: (i) Sides (ii) Vertices (iii) Angles (iv) Diagonals (v) Adjacent angles (vi) Opposite Sides (vii)Opposite sides (viii) Opposite angles (ix) Interior (x)Exterior

The total number of carbonate ores among the following is . (i)Argenitie (ii)Calamine (iii)Malachite (iv)Siderite (v)Galena (vi)Magnetite (vii)Dolomite (viii)Cassiterite (ix)Bauxite

Select the marine edible fishes from the following (i) Sardines (ii) Common carp (iii) Rohu (iv) Hilsa (v) Pomfrets (vi) Mackerel (vii) Catla

Given figure represents longitudinal section of a monocotyledonous embryo. Identify the parts labelled as A,B, C and D from the list (i-vii) and select the correct option (i) Scutellum (ii) Coleoptile (iii) Shoot apex (iv) Epiblast (v) Radicle (vi) Root Cap (vii) Colerhiza

Mention whether the following mixtures are homogeneous or heterogeneous: (i) sugar solution (ii) milk (iii) brass (iv) glass (v) mixture of sand and sulphur (vi) coin (vii) LPG.

State whether the following compounds are inorganic or organic : (i) caustic soda (ii) sugar (iii) nitric acid (iv) blue vitriol (v) vegetable ghee (vi) mustard oil (vii) baking soda.

Explain the following: (i) Circle (ii) Radius (iii) Centre (iv) Diameter (v) Chord (vi) Interior of a circle

Explain briefly the following terms with suitabe examples: (i) Protonema (ii) Antheridium (iii) Archegonium (iv) Diplontic (v) Sporophyll (vi) Isogamy