Resources and D...

Which of the following is a biotic resource?

Which of the following statements is/are correct?

a. Minerals and fossil fuels are non renewable resources.
b. The oceanic area upto 22 nautical miles from the coast is called territorial water.
c. The oceanic resources beyond 100 nautical miles of the Exclusive Economic Zone belong to open ocean and no individual country can utilise these.

Which of the following statements is/are correct?

a. The first international Earth Summit took place in Rio de Janeiro in 1990.
b. More than 100 Heads of States assembled and signed the Declaration on Global Climatic Change and Biological Diversity.

Match the following columns:

India has got the right to mine which of the following from the bed of the Indian Ocean, from that area which lies beyond the exclusive economic zone?

Which of the following statements is/are correct?

a. Black soils are generally poor in phosphoric contents.
b. Black soils develop deep cracks during hot weather.
c. Black soils develop in areas with high temperature and heavy rainfall.

Which of the following statements is/are correct?

a. Sheet erosion is caused by water that washes away the top soil.
b. Contour ploughing causes soil erosion.
c. Strip cropping prevents soil erosion.

When was the concept of 'sustainable development' introduced?

Which of the following statements is/are correct?

a. Mountain soils are found in the hilly and mountainous areas where sufficient rain forests are available.
b. Mountain soils are loamy and silty in valley sides and coarse grained in the upper slopes.
c. The soils found in the lower valleys are fertile and rich in organic content.

Match the following columns:

Which of the following statements is/are correct?

a. The dust generated by mineral processing retards the process of infiltration of water into the soil after it settles down on the land.
b. Land degradation in sand dunes can be checked by growing thorny bushes.

Which of the following statements is/are correct?

a. Red soil develops on crystalline igneous rocks in areas of low rainfall in the eastern and southern parts of the Deccan plateau.
b. Red and yellow soils develop a reddish colour due to diffusion of iron in crystalline and metamorphic rocks.

Which of the following is/are not alluvial soil(s)?

a. Khadar
b. Bangar
c. Regur

Match the two columns:

Which of the following is not a global crisis that has been caused by the indiscriminate exploitation of resources?

Which of the following statements is/are correct?

a. There is an enormous diversity in the availability of resources in India.
b. There are many regions in our country that are rich in resources, but these are included in economically backward regions.

Materials in the environment, which have the potential to satisfy human needs, but human beings do not have the appropriate technology to access them, are included among

Which of the following increase(s) the salinity and alkalinity of soil, thereby causing its degradation?

Which of the following statements about land degradation in India is/are correct?

a. There are about 130 million hectares of degraded land in India.
b. 56 per cent of degraded land is water eroded area.
c. 28 per cent land is affected by saline and alkaline deposits.

Resource planning involves identification and inventory of resources across the regions of the country. Which of the following is/are involved in evolving a planning structure for developing the available resources?