Question
Which of the following statements is/are true?
Statement A: Mica and biotite are the secondary minerals but also act as primary minerals. Statement B: Granite, basalt, diorite, andesite and gabbro are the examples of igneous Statement C: Granite mineral is formed by sedimentation, a type of sedimentary rock. In the light of these statements choose the correct answer from the options given below:Solution
Granite is not formed through sedimentation or as a sedimentary rock. Granite is an igneous rock that forms through the crystallization of magma deep within the Earth's crust.
Which soil structure is ideal for growing plants?
Full form of ICRISAT isÂ
Centre for International Forestry Research (CIFOR) is located at
Which of the following is not a component of seed vigor?
Wheat crop is irrigated with 6 cm depth of irrigation with IW/CPE ratio 0.6. Calculate CPE at the time of irrigation
Which one of the following is not a physical indicator of soil?
The bulk density of sandy soil is about 1.6 g/cc. what is the approximate value of bulk density for organic matter
The main host tree of Eri Silkworm isÂ
What is the biological basis for seedlessness in grapes?
What is the primary source of silicon in soil minerals?