CTET GK Questions 2026

The Stockholm Convention lists chemicals that resist breakdown, travel long distances, accumulate in fatty tissue and harm health, beginning with the twelve named compounds often called the dirty dozen; DDT, aldrin, endrin, dieldrin and the dioxins are on that list, and DDT is allowed only in restricted disease vector control.

This Act, with the Insecticides Rules of 1971, sets up the registration of every pesticide before it may be sold, licensing of manufacturers and dealers, labelling and packing requirements and the appointment of insecticide inspectors and analysts.

This red worm, often called the red wiggler or tiger worm, lives in the surface litter layer rather than in deep burrows, eats a large weight of organic waste every day, tolerates crowding in a pit or bed and breeds quickly.

Rachel Carson, an American marine biologist, gathered the evidence on DDT and other sprays and argued that a chemical released into a field does not stay in that field.

Dichloro diphenyl trichloroethane is built on a chlorinated hydrocarbon skeleton, which makes it fat soluble, chemically stable and extremely slow to break down in soil and water.

Sikkim began phasing chemical fertilisers out in 2003, converted its entire cultivated area to certified organic practice and was declared a fully organic state.

A pesticide such as DDT dissolves in fat, is not broken down and is not excreted, so the amount in a predator's body is the sum of what all its prey carried.

Rhizobium is a symbiotic bacterium that enters the roots of pulses, groundnut, soybean and other legumes and multiplies inside swellings called root nodules.

Organic farming is defined by the inputs it refuses. In place of factory made fertilisers it uses farmyard manure, compost, vermicompost, green manure and biofertilisers such as Rhizobium and Azotobacter.

Sukumar Ray wrote Abol Tabol, a collection of nonsense rhymes that is a landmark of Bengali children's writing, along with the story HaJaBaRaLa and the play Chalachittachanchari.

The cartoonist Shankar, famous for his political cartoons and for Shankar's Weekly, founded the Children's Book Trust in New Delhi in 1957 to publish good and affordable books for Indian children, and also started the Shankar's International Children's Competition for painting and writing as well as the doll museum in…

The race in which the slow tortoise beats the overconfident hare is one of the best known fables attributed to Aesop of ancient Greece, along with the fox and the grapes, the boy who cried wolf and the lion and the mouse.

Dodgson was a mathematician at Oxford who wrote Alice's Adventures in Wonderland and its sequel Through the Looking-Glass under the pen name Lewis Carroll, and the nonsense poem Jabberwocky belongs to the same world.

Anant Pai, known to generations of readers as Uncle Pai, began Amar Chitra Katha in 1967 after noticing that Indian children knew European fairy tales better than the stories of their own country, and in 1980 he launched the children's magazine Tinkle.

Ruskin Bond, who has lived in Mussoorie for most of his life, won the Sahitya Akademi Award in 1992 for the collection Our Trees Still Grow in Dehra.

Mowgli the boy raised by wolves, Baloo the bear, Bagheera the panther, Kaa the python and Shere Khan the tiger are the characters of The Jungle Book, written by Rudyard Kipling and set in the forests of central India.

The Danish writer Hans Christian Andersen was born on 2 April, and the International Board on Books for Young People chose that date for International Children's Book Day; the same body gives the Hans Christian Andersen Award, often called the little Nobel of children's literature.

The Panchatantra was first rendered into Middle Persian, and from that version it was turned into Arabic as Kalila wa Dimna, the two names being those of the jackals of the first book.

The Jataka tales form part of the Buddhist canon in Pali and number over five hundred.

The Panchatantra, a collection of animal fables in Sanskrit arranged in five books, is traditionally said to have been composed by Vishnu Sharma to teach practical statecraft to the dull witted sons of a king.