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% MalaysiaMalaysia412ThailandThailand343CambodiaCambodia461IndonesiaIndonesia253 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 60% hypothalamushypothalamus1945adrenal glandsadrenal glands683thymusthymus699pineal glandpineal gland5111 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% hydrologyhydrology735hydroculturehydroculture1581hydroponicshydroponics3720hydrofarminghydrofarming1515 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 56% ichthyologyichthyology1660herpetologyherpetology5072malacologymalacology825entomologyentomology1362 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% whitewhite1163blueblue394redred658blackblack313 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 58% In the Czech RepublicIn the Czech Republic834In SlovakiaIn Slovakia1253In CroatiaIn Croatia3452In HungaryIn Hungary351 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 44% In Central America onlyIn Central America only672In the west of the United StatesIn the west of the United States1818in the eastern Brazilin the eastern Brazil673in the entire North and Central Americain the entire North and Central America919 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 55% 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)838self amputation (e.g. of a tail)self amputation (e.g. of a tail)4411hunting of its own kindhunting of its own kind1869in-breeding (small gene pool)in-breeding (small gene pool)834 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 46% In the NileIn the Nile974In the Ganges RiverIn the Ganges River3373In the AmazonIn the Amazon1422In the entire Central Africa (Congo and its tributaries)In the entire Central Africa (Congo and its tributaries)1478 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 64% In the Pacific OceanIn the Pacific Ocean1442In the Mediterranean SeaIn the Mediterranean Sea815In the pancreasIn the pancreas6173In the liverIn the liver1171 Play nature quiz and see all the questions.