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Animal Life Worksheet-2

Animal Life Worksheet-2

 

  1. Which of the following characteristics helps sea animals live in water?

A. Smooth skin                             B. Tail for swimming

C. Gills and Fins                           D. All of the above

 

  1. What is an ecosystem?

A. A system where living things reside.

B. A large mountain that reflects sound.

C. A system where living and non-living things exist together.

D. A system of non-living things.

 

  1. What is the main function of decomposers in the ecosystem?

A. Keep ecosystem cool.            

B. Provide nutrition to soil.

C. They break down complex metals into simple metals.

D. They break down dead matter and waste into simple chemicals.

 

  1. Why is adaptation important in ecosystem?

A. It is a characteristic that destroys species.

B. It is a characteristic that helps species survive for many generations.

C. It makes organisms stronger.

D. It makes organisms weaker.

 

  1. What is asexual reproduction?

A. A reproduction process where only one parent is needed.

B. A reproduction process where only two parents are needed.

C. A cloning.

D. A multiplication.

 

  1. Which of the following part does not belong to the digestive system?

A. Esophagus    B. Muscles         C. Intestine        D. Stomach

 

  1. Some animals eat a lot during summer and store food as _____ so that they do not have to eat during winter.

A. skin                B. body fat         C. package         D. blood

 

  1. Mammals reproduce by _______.

A. Mutating                                   B. Laying eggs

C. Multiplying                               D. Giving birth

 

  1. What is supposed to be the factor that determines the life span of an animal?

A. Cell division                              B. Cell combination

C. Earth's movement                   D. Animal's brain

 

  1. What happens after the light enters the eyes?

A. Eye tries to find the colors in the light.

B. Eye tries to find the object.

C. Eye creates a story at the back of the eye.

D. Eye creates an image at the back of the eye.

 

Answer Key:

1.-(d); 2.-(c); 3.-(d); 4.-(b); 5.-(a); 6.-(b); 7.-(b); 8.-(d); 9.-(a); 10.-(d)