Which of the following is a nucleotide? 
1. Uridine  2. Adenylic acid 
3. Guanine  4. Guanosine 

Subtopic:  Element Analysis | Introduction |
 77%
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Match List-I with List-II:
List-I List-II
A. Predator I. Ophrys
B. Mutualism II. Pisaster
C. Parasitism III. Female wasp and fig
D. Sexual deceit IV. Plasmodium
Choose the correct answer from the options given below:
1. A-III,B-II,C-I,D-IV
2. A-IV,B-I,C-II,D-III
3. A-II,B-III,C-I,D-IV
4. A-II,B-III,C-IV,D-I
Subtopic:  Population Interactions: Competition | Population Interactions: Predation | Population Interactions: Parasitism | Population Interactions: Commensalism, Protocooperation & Mutualism |
 84%
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F. Skoog observed that callus proliferated from the internodal segments of tobacco stem when auxin was supplied with one of the following, except:
1. Extract of vascular tissues 
2. Coconut milk
3. Abscisic acid
4. Yeast extract 
Subtopic:  Growth Hormones & Auxin |
 76%
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Match List I with List II:
List I List II
A. Vexillary aestivation I. Brinjal
B. Epipetalous stamens II. Peach
C. Epiphyllous stamens III. Pea
D. Perigynous flower IV. Lily

Choose the correct answer from the options given below: 
1. A- III, B-I, C-IV, D-II
2. A- III, B-IV, C-I, D-II
3. A- III, B-II, C-I, D-IV 
4. A- II, B-I, C-IV, D-III
Subtopic:  Flower & Parts of Flower |
 78%
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Match List-I with List-II:
List-I Location of Joint List-II Type of Joint
A.  Joint between humerus and pectoral girdle I.  Gliding joint
B.  Knee joint II.  Ball and socket joint 
C.  Joint between atlas and axis III.  Hinge Joint
D.  Joint between carpals IV.  Pivot joint
Choose the correct answer from the options given below:
1. A-II,B-III,C-IV,D-I 2. A-III,B-II,C-I,D-IV
3. A-I,B-IV,C-III,D-II 4. A-II,B-I,C-III,D-IV
Subtopic:  Fibrous & Catilaginous Joints |
 88%
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Match List I with List II 
List I List II
A. China rose I. Free central
B. Mustard II. Basal
C. Primrose III. Axile
D. Marigold IV. Parietal

Choose the correct answer from the options given below: 
1. A- IV, B-III, C-II, D-I
2. A- II, B-III, C-IV, D-I
3. A- III, B-IV, C-I, D-II 
4. A- III, B-VI, C-II, D-I
Subtopic:  Flower & Parts of Flower |
 85%
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Given below are some statements about plant growth regulators: 
A. All GAs are acidic in nature. 
B. Auxins are antagonists to GAs.
C. Zeatin was isolated from coconut milk.
D. Ethylene induces flowering in Mango.
E. Abscisic acid induces parthenocarpy.
Choose the correct set of statements from the ones given below:
1. A,C,D 2. B,E
3. A,B,C 4. B,D,E
Subtopic:  Growth Hormones & Auxin | Gibberellin | Cytokinin | Ethylene | Abscisic Acid |
 78%
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Which of the following helps in maintenance of the pressure gradient in sieve tubes? 
1. Albuminous cells 
2. Sieve cells 
3. Phloem parenchyma 
4. Companion cells 
Subtopic:  Complex Tissue: Phloem |
 83%
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Following are the steps involved in action of toxin in Bt Cotton:
A. The inactive toxin converted into active form due to alkaline pH of gut of insect
B. Bacillus thuringiensis produce crystals with toxic insecticidal proteins.
C. The alkaline pH solubilises the crystals.
D. The activated toxin binds to the surface of midgut cells, creates pores and causes death of the insect.
E. The toxin proteins exist as inactive protoxins in bacteria.
Choose the correct sequence of steps from the options given below:
1. E→C→B→A→D
2. B→C→A→E→D
3. A→E→B→D→C
4. B→E→C→A→D
Subtopic:  Bt Crops |
 75%
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Mesosome in a cell is a: 
1. Membrane bound vesicular structure 
2. Chain of many ribosomes attached to a single mRNA 
3. special structure formed by the extension of plasma membrane 
4. medium sized chromosome
Subtopic:  Prokaryotic Cell Organisation | Details of Prokaryotic Cell Structure |
 90%
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