Question

I. Choose the correct answer:

1 . The study of micro organisms is known as ____ .

a) virology b) phycology c) microbiology


2 . The size of range from _____ . 1

a) 2mm to 5mm b) 1mm to5mm c) 2mm to 4mm


3. Viruses are ____ times smaller than bacteria .

a) 10, 000 b) 15, 000 c) 20, 000


4. Micro organisms are measured in ______ . a) cm b) micron c) mm

5. ____ is used in bakeries to make bread and cakes .

a) Yeast b)butter c) vinegar

6. _____ is a unicellular organism.

a) b) c)

7. Bacteria is an example for ______ . a) Prokaryotes b) eukaryotes c) none of these

8. The process of air passing in and out the lungs is called ____ .

a)Inhalation b) exhalation c) breathing

9 . Solanumtrilobatum is the binomial name of thoothuvalai . The word 'solanum ' refers to _____ .

a) species b)genus c ) class

10 . Lack of iron in the diet results in ____ . a) night blindness b) beriberi c) anemia

11 . Deforestation means ____ . a) Cleaning of forest b) to grow plants c) to look after plants​

Answer 1

Answer:

1) microbiology

4) a

4)c

5) a

7) b

8) c

10)c

11)a