Question Bank No: 1

1. Which of the following is a bacterio phage?

 a)Bacteria infecting viruses
 b)Vibrio bacteria
 c)Virus inhabiting in bacteria
 d)Cyanobacteria

2. Viroids have

 a)ds-DNA enclosed by protein coat
 b)ss-DNA not enclosed by protein coat
 c)ss-RNA not enclosed by protein coat
 d)ds-RNA enclosed by protein coat

3. The genetic material in virus is

 a)DNA and RNA
 b)DNA only
 c)RNA only
 d)DNA or RNA

4. Red rot disease of sugarcane is caused by

 a)Phytophthora infestans
 b)Helminthosporium oryzae
 c)Celletotrichum falcatum
 d)Xanthomonas

5. Bacteria with flagella all over the body is

 a)Peritrichous
 b)Amphitrichous
 c)Monotrichous
 d)None of these

6. Which one of the following is common to multicellular fingo, filamentous algae and protonema of mossess?

 a)Diplontic life cycle
 b)Multiplication by fragmentation
 c)Mode of nutrition
 d)Members of kingdom plantae

7. Maximum nutritional diversity is found in the group

 a)Fungi
 b)Plantae
 c)Monera
 d)Animalia

8. The phylogenetic system of classification was put forth by

 a)Theophrastus
 b)Bentham and Hooker
 c)Carolus Linnaeus
 d)Engler and Prantl

9. In the five kingdom classification, chlamydomonas and chlorella have been included in

 a)Plantae
 b)Algae
 c)Protista
 d)Monera

10. Nuclear membrane is absent in

 a)Penicillium
 b)Nostac
 c)Volvox
 d)Agaricus