Bacteria and Gram Staining - Mock Test 23

Question 221

Which of the following change is a transition?

A) ATGC’!ATCC B) ATGC’!ATGG C) ATGC’!AGGC D) None of these

---

No Details

Question 222

During mitosis, synapsis occurs in the phase called?

A) Telophase B) Anaphase C) Prophase D) None of the above

---

No Details

Question 223

The pigment present in red algae is?

A) Rhodochrome B) Fucoxanthin C) Chlorophyll only D) Chlorophyll + phycobilin

---

No Details

Question 224

Staining material of gram positive bacterium is?

A) Fast green B) Haematoxylon C) Crystal violet D) Safranin

---

No Details

Question 225

The colonies produced by Pseudomonas on Mac Conkey’s medium are?

A) Purple colored B) Pink colored C) Pale colored D) Green colored

---

No Details

Question 226

The viruses that live as parasites on bacteria are?

A) Fungi B) Commensels C) Bacteriophages D) None of these

---

No Details

Question 227

Tumer inducing plasmids are extensively used in production of?

A) Avirulent phases B) Single cell proteins C) Transgenic plants D) Nitrogen fixing bacteria

---

No Details

Question 228

Which of the following is pathogenic to humans?

A) Spirogyra B) Cephaleuros C) Prototheca D) Both b and c

---

No Details

Question 229

How would you distinguish pseudomonas species from E-cloi?

A) Gram staining B) Morphology C) Glucose fermentation Vs Respiration D) All of the above

---

No Details

Question 230

Which of the following is most similar to Rickettsia and Chlamydia?

A) Bdellovibrio B) Clostridium C) Mycobacterium D) Mycoldaima

---

No Details