CTET Paper I (Primary: Class 1-5)

Microorganisms - Bacteria Viruses Fungi Protozoa Useful and Harmful question bank (Environmental Studies (EVS))

Practice 14 free CTET Paper I (Primary: Class 1-5) Environmental Studies (EVS) - Microorganisms - Bacteria Viruses Fungi Protozoa Useful and Harmful questions with answers and step-by-step solutions.

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Q1.

While discussing microorganisms in a Class 5 EVS classroom, a teacher states that not all bacteria are harmful. Which of the following is the best example of a useful bacterium to cite?

Topic: Microorganisms - Bacteria Viruses Fungi Protozoa Useful and Harmful | Source: AI Generated (CTET Paper I (Primary: Class 1-5))

(A)

Vibrio cholerae

(B)

Lactobacillus

(C)

Streptococcus pneumoniae

(D)

Salmonella typhi

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Q2.

Which of the following diseases is caused by a virus rather than bacteria or protozoa?

Topic: Microorganisms - Bacteria Viruses Fungi Protozoa Useful and Harmful | Source: AI Generated (CTET Paper I (Primary: Class 1-5))

(A)

Tuberculosis

(B)

Malaria

(C)

COVID-19

(D)

Cholera

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