31. Function of Leghaemoglobin in nitrogen fixation is

1. 1. Absorption of oxygen

   
   
   

   2. Nutrion of bacteria

   
   
   

   3. Absorption of light

   
   
   

   4. All

   
   
   

---

1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: A

   N/A

---

32. Louis Pasteur is famous for

1. 1. Protein synthesis

   
   
   

   2. Invention of microscope

   
   
   

   3. Germ theory of diseases

   
   
   

   4. Fermentation

   
   
   

---

1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: C

   N/A

---

---

33. Which one of the following disease caused by bacteria?

1. 1. Tuberculosis

   
   
   

   2. Mumps

   
   
   

   3. Small pox

   
   
   

   4. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: A

   N/A

---

34. Which of the following is absent in bacteria?

1. 1. Cell wall

   
   
   

   2. Plasma membrane

   
   
   

   3. Mitochondria

   
   
   

   4. All of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: C

   N/A

---

---

35. Bacteria which are round in shape are called

1. 1. Vibrio

   
   
   

   2. Bacillus

   
   
   

   3. Coccus

   
   
   

   4. Spirilla

   
   
   

---

1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: C

   N/A

---