Environmental Science - Study Mode
[#491] The movement "Beej Bachao Andolan" was aimed for the conservation of _______
Correct Answer
(C) crops
Explanation
Solution: The Beej Bachao Movement also known as the Beej Bachao Andolan or BBA was started in Jardhargaon in Tehri Garhwal to conserve and promote indigenous seeds and agricultural practices. It has its roots in the Chipko Movement.
[#492] A dim, "watery" sun visible through a gray sheet-like cloud layer is often a good indication of ____ clouds.
Correct Answer
(D) Altostratus
Explanation
Solution: A dim, "watery" sun visible through a gray sheet-like cloud layer is often a good indication of Altostratus clouds.
[#493] The source of energy in an ecosystem is
Correct Answer
(B) Sunlight
Explanation
Solution: The Sun is the major source of energy for organisms and the ecosystems of which they are a part. Producers such as plants, algae, and cyanobacteria use the energy from sunlight to make organic matter from carbon dioxide and water. This establishes the beginning of energy flow through almost all food webs.
[#494] Which one of the following problems is not created by noise pollution?
Correct Answer
(A) Diarrhoea
Explanation
Solution: Diarrhoea is not created by noise pollution.
[#495] In grazer food chain the living plants are directly
Correct Answer
(B) consumed
Explanation
Solution: In grazer food chain the living plants are directly consumed. A simple food chain as shown in the figure given below, in which energy from the Sun, captured by plant photosynthesis, flows from trophic level to other trophic level via the food chain.