31 Oct 2019: UPSC Exam Comprehensive News Analysis
October 31st, 2019 CNA:- Download PDF Here TABLE OF CONTENTS A.GS1 Related B.GS2 Related POLITY AND GOVERNANCE 1. Madras HC... View Article
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Events in Probability
What are Events in Probability? A probability event can be defined as a set of outcomes of an experiment. In... View Article
30 October 2019: PIB Summary & Analysis
Read the daily PIB update and stay up-to-date on current affairs for the UPSC exam. October 30th, 2019 PIB:- Download PDF Here... View Article
30 October 2019: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 30th October 2019. Important news and... View Article
30 Oct 2019: UPSC Exam Comprehensive News Analysis
October 30th, 2019 CNA:- Download PDF Here TABLE OF CONTENTS A.GS1 Related ART AND CULTURE 1. Renovation of 13th century... View Article
How is rhizobium important?
Answer: Rhizobium is a soil bacteria that fix nitrogen from the atmosphere once it is contained inside the leguminous plant... View Article
What are bottleneck and founder effects?
Bottleneck Effect: The bottleneck effect occurs when the population size is reduced drastically due to natural calamities such as earthquakes,... View Article
What do you understand by natural selection? Give examples.
Natural selection is an important mechanism of evolution. It states that the organisms that are able to survive and reproduce... View Article
How are algal blooms caused?
Algal bloom refers to the rapid accumulation of algae in freshwater or marine water, that results in the discolouration of... View Article
How are detritivores different from decomposers?
Detritivores are organisms that feed on the organic waste of dead plants and animals while decomposers are the organisms that... View Article
What are the functions of detritivores in the ecosystem?
Detritivores are organisms that derive their nutrition from the organic waste of dead and decaying plants and animals. They occupy... View Article
What is point mutation? Give an example.
Point mutation is the mutation that affects a single nucleotide or nucleic acid. It commonly occurs when one base is... View Article
Name a few cash crops grown in India.
Definition Cash crops are the crops produced for commercial purposes. These are not used for the personal use of farmers... View Article
What do you understand by ecological succession?
Ecological succession refers to the gradual changes that occur in an ecosystem over time. It may either begin by the... View Article
How is emasculation carried out in flowers?
Emasculation is the process of removal of anthers in bisexual flowers to prevent self-pollination. It is carried out in the... View Article
What do you understand by biomagnification? What are the substances responsible for biomagnification?
Biomagnification refers to the accumulation of toxic substances in the food chain. The toxic chemicals that are released into the... View Article
What are the objectives of Environment Protection Act, 1986?
Environment Protection Act The Environment Protection Act was enforced in the year 1986 with the aim to protect and improve... View Article
What is a pollutant? Name the major air pollutants.
A pollutant is a substance that when introduced in the atmosphere causes undesirable changes in the atmosphere. The major pollutants... View Article
Which is the second trophic level in an aquatic ecosystem?
Zooplankton forms the second trophic level in an ecosystem. These are heterotrophic planktons that play an important role in the... View Article
Which trophic level has the largest population in the food chain?
Decomposers form the largest population in the food chain. These are the organisms that feed on the dead and decaying... View Article
