CBSE - Agriculture

1 Agriculture Which of the following is considered to be an environment friendly fuel?
(1) Peat (2) Coal (3) Petroleum   (4) Natural gas

2 Agriculture Which one is an important rabi crop?
(1) Paddy
(2) Watermelon
(3) Wheat
(4) Maize

3 Agriculture Which of the following rocks consists of a single mineral?
(1) Granite  (2) Basalt   (3) Limestone  (4) Sandstone

4 Agriculture Minerals are deposited and accumulated in strata of which of the following rocks?
(1) Sedimentary rocks (2) Metamorphic rocks (3) Igneous rocks (4) None of the above

5 Agriculture Which one of the following is a Rabi crop?
(1) Rice
(2) Wheat
(3) Millets
(4) Cotton

6 Agriculture Which one of the following minerals is contained in the monazite sands ?
(1) Oil (2) Uranium   (3) Thorium    (4) Coal

7 Agriculture Which one of the following is the example of plantation agriculture?
(1) Jute
(2) Wheat
(3) Tea
(4) Oilseeds

8 Agriculture Which of the following is a kharif crop and accounts for about half of the major oilseeds produced inthe country?
(1) Mustard
(2) Coconut
(3) Groundnut
(4) Soyabean

9 Agriculture Which of the following energy sources are not the conventional sources of energy?
(1) Firewood, cattle dung cake   (2) Atomic energy, biogas, solar energy
(3) Coal, petroleum, natural gas (4) Hydel and thermal electricity

10 Agriculture Which one of the following minerals is largely derived from 'placer deposits' ?
(1) Magnesium (2) Gold (3) Iron ore     (4) Bromine