Nature questions This is a list of recently added questions about nature. Play nature quiz and see all the questions. Gunung Mulu national park, a place with the most extensive cave system in the world, is located in which country?Malaysia. Gunung Mulu national park is located in the eastern province of Sarawak, Malaysia. It is located on Borneo, near the southern border of Brunei. Gunung Mulu National Park has the largest known natural chamber or room – Sarawak Chamber. It is 700 m (2,300 ft)) long, 396 m (1,299 ft) wide and at least 70 m (230 ft) highCreated by: Pranav Yalamanchiligeology riddles »very hard 28% MalaysiaMalaysia460ThailandThailand385CambodiaCambodia509IndonesiaIndonesia282 Which from endocrine glands is responsible for a regulation of sleep?Pineal gland. The pineal gland is a small endocrine gland in the vertebrate brain. It produces melatonin, a serotonin derived hormone, which affects the modulation of sleep patterns. Melatonin is sold over-the-counter as a sleep aid in the U.S. and Canada.Created by: Paweł Kołodziejczykbiology riddles »average 61% hypothalamushypothalamus2156adrenal glandsadrenal glands742thymusthymus776pineal glandpineal gland5751 How is the soilless cultivation of plants called?Hydroponics is a subset of hydroculture and is a method of growing plants using mineral nutrient solutions, in water, without soil. Terrestrial plants may be grown with their roots in the mineral nutrient solution only or in an inert medium, such as perlite or gravel.Created by: Paweł Kołodziejczykcrops riddles »hard 49% hydrologyhydrology810hydroculturehydroculture1765hydroponicshydroponics4274hydrofarminghydrofarming1710 How is the branch of zoology concerned with aphibians and reptiles called?Herpetology. "Herp" is a vernacular term for reptiles and amphibians. It is derived from Greek 'herpien' meaning 'to creep'.Created by: Paweł Kołodziejczykreptiles riddles »hard 57% ichthyologyichthyology1839herpetologyherpetology5727malacologymalacology909entomologyentomology1506 Which color has the greatest albedo?White. Albedo in Latin is simply "whiteness". It is the reflecting power of a surface - the ratio of reflected radiation from the surface to incident radiation upon it.Created by: Paweł KołodziejczykLatin riddles »hard 46% whitewhite1324blueblue438redred731blackblack355 In which country is the Plitvice Lakes National Park located?In Croatia. Plitvice Lakes National Park is a national park in Croatia. Since 1979 it is on a list of the UNESCO World Heritage list. The park consists of the system of 16 lakes connected by numerous waterfalls and cascades.Created by: Paweł Kołodziejczyklakes riddles »hard 59% In the Czech RepublicIn the Czech Republic905In SlovakiaIn Slovakia1359In CroatiaIn Croatia3899In HungaryIn Hungary383 Where do coast redwoods grow?In the west of the United States. Common names of sequoia sempervirens include coast redwood, coastal redwood and California redwood. It is an evergreen, long-lived, monoecious tree living 1,200–1,800 years or more. This species includes the tallest living trees on Earth. It comes from coastal mountains of Oregon and California. (the west of the USA).Created by: Paweł Kołodziejczykplants riddles »hard 45% In Central America onlyIn Central America only734In the west of the United StatesIn the west of the United States2070in the eastern Brazilin the eastern Brazil753in the entire North and Central Americain the entire North and Central America1043 What it is an autotomy?Self amputation (e.g. of a tail). Autotomy (from the Greek auto- "self-" and tome "severing") or self amputation is the behaviour whereby an animal sheds or discards one or more of its own appendages, usually as a self-defense mechanism to elude a predator's grasp or to distract the predator and thereby allow escape. The lost body part may be regenerated later.Created by: Paweł Kołodziejczykhuman anatomy riddles »hard 56% eating only one kind of spieces (e.g. the koala is eating leaves of the eucalyptus)eating only one kind of spieces (e.g. the koala is eating leaves of the eucalyptus)936self amputation (e.g. of a tail)self amputation (e.g. of a tail)5032hunting of its own kindhunting of its own kind2085in-breeding (small gene pool)in-breeding (small gene pool)925 Where do gharials live?In the Ganges River. The gharial (Gavialis gangeticus), also known as the gavial, and the fish-eating crocodile, is a crocodilian of the family Gavialidae, native to the northern part of the Indian Subcontinent. It is harmless to humans.Created by: Paweł Kołodziejczykrivers riddles »hard 47% In the NileIn the Nile1126In the Ganges RiverIn the Ganges River4005In the AmazonIn the Amazon1620In the entire Central Africa (Congo and its tributaries)In the entire Central Africa (Congo and its tributaries)1679 Where are the islets of Langerhans?In the pancreas. The islets of Langerhans are the regions of the pancreas that contain its endocrine (i.e., hormone-producing) cells. Created by: Paweł Kołodziejczyksatellite photography riddles »average 65% In the Pacific OceanIn the Pacific Ocean1564In the Mediterranean SeaIn the Mediterranean Sea899In the pancreasIn the pancreas6969In the liverIn the liver1281 Play nature quiz and see all the questions.