There are an estimated 8.7 million species currently living on earth. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The natural environment is an ever-changing feature of planet earth. Behavioural adaptations are the activities performed by an organism to survive in a particular habitat. It comprises both biotic and abiotic factors. Polar regions include one of the coldest regions on earth. The teacher will teach nice Adaptations In Animals 4th Science CBSE NCERT Chapter 3 Marketing along with videos,solved papers and worksheets.These are helpful for students in doing homework or preparing for the exams They are found across a wide and diverse natural environment, ranging from frozen and desolate Arctics to the sweltering sands of the Sahara. The ability of the organisms to adapt to different situations and surroundings helps the world to move ahead. This helps in predation or not becoming prey. The meaning of adaptation implies how a species changes its body and behaviour to better suit its natural environment. Your email address will not be published. These are mechanisms present in an organism that allow it to perform certain biochemical reactions to survive in its natural habitat. Plant and Animal Adaptations Unit Plan. Types of animals Based on the absence or presence of backbone , animals can be divided 1. Tropical rainforests are found in India, Brazil, Central America. Polar regions include the north and south poles, countries such as Sweden, Iceland, Norway. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Some animals become active during twilight hours, i.e., during dawn and dusk. Moreover, research has found that blubber is much more effective at retaining heat than fur. If you continue browsing the site, you agree to the use of cookies on this website. Animals that live in the grasslands like the bison have specialized teeth and digestive systems that help in breaking down the tough grass. Examples include the blubber of a whale, the beak of a woodpecker, baleen of a humpback whale. CLASS IV SCIENCE CHAPTER-3 ADAPTATION IN ANIMALS • The place where an organism usually lives and grows in nature is called its habitat. www.reflectivelearn.com. But adaptation does lead to evolution. Eventually, this adaptation led to the gradual evolution of animals with longer necks. The Margin-winged stick insect (Ctenomorpha marginipennis) does mimicry so well that it resembles a piece of twig or a dried-up stalk. Course specific Class notes, Mind Maps and Concept Maps Tests Proficiency Test, Topic level Test and Subject wise Test. 2 years ago. However, the competition for food with other herbivores was rather stiff. As the environment changes, the animals that cannot adapt die out. CBSE Class 4 Science Worksheet - Adaptations-How Plants Survive. 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