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Q. No.Viral envelope contains
(1) lipids
(2) proteins
(3) carbohydrates
(4) all of these
Difficulty Level:
Which of the following is a DNA containing double shelled virus?
(1) Hepatitis A
(2) Hepatitis B
(3) Hepatitis C
(4) Hepatitis D
Difficulty Level:
Difficulty Level:
Saprotrophs live on dead organic matter, which they utilize
(1) by phagocytosis
(2) after digestion by extracellular enzymes synthesised by them
(3) by endocytosis
(4) by pinocytosis
Difficulty Level:
Fungal cell walls are characteristic in having
(1) cellulose
(2) hemicellulose
(3) chitin
(4) pectin
Difficulty Level:
Select the option that correctly identifies the different genera (A, B, C and D) of Kingdom Fungi shown in figure.
|
|
A |
B |
C |
D |
|
(1) |
Mucor |
Saccharomyces |
Morchella |
Amanita |
|
(2) |
Mucor |
Saccharomyces |
Penicillium |
Agaricus |
|
(3) |
Rhizopus |
Saccharomyces |
Aspergillus |
Morchella |
|
(4) |
Aspergillus |
Rhizopus |
Penicillium |
Agaricus |
Difficulty Level:
The protists have
(1) only free nucleic acid aggregates
(2) membrance bound nucleoproteins lying embedded in the cytoplasm
(3) nucleoprotein in direct contact with the rest of the cell substance
(4) none of these
Difficulty Level:
In prokaryotes, genetic recombination can occur during
(1) transduction
(2) transformation
(3) conjugation
(4) all of these
Difficulty Level:
which of the following structures helps in the respiration of lichens?
(1) Soredia
(2) Isidia
(3) Cyphella
(4) Cephalodia
Difficulty Level:
Viroids have
(1) single stranded RNA not enclosed by protein coat
(2) single stranded DNA not enclosed by protein coat
(3) double straded DNA enclosed by protein coat
(4) double stranded RNA enclosed by protein coat
Difficulty Level:
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