Mark the letter A, B, C or D on your answer sheet to indicate the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions.

Humans depend on species diversity to provide food, clean air and water, and fertile soil for agriculture.

A. raise 

B. produce

C. supply 

D. reserve

Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions from 30 to 32.

Humans depend on species diversity to provide food, clean air and water, and fertile soil for agriculture.

A. variety 

B. destruction 

C. contamination 

D. fertilizer

Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the followings.

Humans depend on species diversity to provide food, clean air and water, and fertile soil for agriculture

A. destruction

B. Contamination

C. fertilizer

D. variety

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions.

Which of the following can result from the loss of one species in a food chain?

A. The connections among the creatures in the food chain become closer.

B. Larger predators will look for other types of prey.

C. There might be a lack of food resources for some other species.

D. Animals will shift to another food chain in the community.

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

The world is becoming more (A) industrialized and the number of animal (B) species that have becoming (C) extinct (D) have increased. Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions

A.  industrialized

B. species

C. extinct

D. have