Diversity in Living World-Five Kingdom Classification [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Biology]: Questions 246 - 252 of 986
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Question 246
Question MCQ▾
Lichen is a pioneer vegetation of
Choices
Choice (4) | Response | |
---|---|---|
a. | Lithosere | |
b. | Hydrosere | |
c. | Psammosere | |
d. | Malosere |
Question 247
Question MCQ▾
″ Scrapie ″ disease of sheep is caused by:-
Choices
Choice (4) | Response | |
---|---|---|
a. | Mycoplasma | |
b. | Bacterium | |
c. | Virus | |
d. | Prion |
Question 248
Question MCQ▾
Which of the following statements is not true for retroviruses:-
Choices
Choice (4) | Response | |
---|---|---|
a. | Retroviruses are causative agents for certain kinds of cancer in man | |
b. | DNA is not present at any stage in the life cycle of retroviruses. | |
c. | Retroviruses carry gene for RNA-dependent DNA polymerase | |
d. | The genetic material in mature retroviruses is RNA |
Question 249
Question MCQ▾
Plant MLO was discovered by:-
Choices
Choice (4) | Response | |
---|---|---|
a. | Hershy & Chase | |
b. | Nocard & Roux | |
c. | Ivanowsky | |
d. | Doi and Ishiie |
Question 250
Question MCQ▾
PSTV have:-
Choices
Choice (4) | Response | |
---|---|---|
a. | D. S. DNA enclosed by protein coat | |
b. | Single stranded RNA not enclosed by protein coat | |
c. | Double stranded RNA enclosed by protein coat | |
d. | S. S. DNA not enclosed by protein coat |
Question 251
Question MCQ▾
AIDS virus contains:-
Choices
Choice (4) | Response | |
---|---|---|
a. | D. S. RNA | |
b. | S. S. RNA with protein | |
c. | D. S. DNA | |
d. | S. S. DNA |
Question 252
Question MCQ▾
Single stranded RNA plant viruses are:-
Choices
Choice (4) | Response | |
---|---|---|
a. | Alfalfa mosaic virus | |
b. | All | |
c. | Potyvirus | |
d. | Turnip yellow mosaic virus |