Movement in Animals
Movement In Animals
The body structure of an animal determines the kind of movement they exhibit. All animals have structures that help them survive in their environment.Organism posses different type of skeletons to protect there bodies : Endoskeleton and Exoskeleton.
The hard part which is the internal support of the structure is called an endoskeleton and the hard part present outside the body which protects the soft tissues and muscles is called as exoskeleton.
Based on the presence or absence of the backbone (vertebral column), animals are divided into two groups:
Vertebrates: Animals that have a backbone are called vertebrates. There body structure is made up of bones.For example, fish, frog, lizard, horse, and birds.
Invertebrates : Animals that do not have a backbone are called invertebrates. For example, earthworm, snail, cockroach, etc
All animals do not bones. Bones are present in animals with backbone that is vertebrates
Which of the following are correct ? (a) The body of snail consist of hard exoskeleton.They have muscular foot that help them in locomotion (b) The body of a cockroach is made up of muscles that help in movement of legs. The exoskeleton of cockroach is made up of chitin. | |||
| Right Option : C | |||
| View Explanation | |||
Which of the following statements is/are correct? | |||
| Right Option : A | |||
| View Explanation |
Which of the following above combination is incorrect? | |||||||||||||
| Right Option : A | |||||||||||||
| View Explanation | |||||||||||||
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