Directions (Q. 1 - 5): Solve the following questions -

1. ‘Kelp’ is

(a) Sulphide mineral of iron
(b) Partially decomposed vegetation
(c) sea weed rich in iodine content
(d) An aluminium silicate mineral

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2. Spot the odd item in the following:

(a) Basalt
(b) Ruby
(c) Emerald
(d) Sapphire

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3. What is farming along with animal husbandry called?

(a) Mixed farming
(b) Mixed agriculture
(c) Dairy farming
(d) Truck farming

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4. Hydraulic Action is a type of erosion cause by

(a) Running water
(b) Wind
(c) Glacier
(d) None of these

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5. Which of the following is the newest geological era?

(a) Permian
(b) Triassic
(c) Cretaceous
(d) Jurassic

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6. The plant from which cocoa and chocolate are obtained is a

(a) herb
(b) shrub
(c) small tree
(d) very big tree

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7. The biggest single-called organism is

(a) Yeast
(b) Acetabularia
(c) Acetobacter
(d) Amoeba

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