1. Pruning Of Plant Promotes Branching Because Auxiliary Buds Get Sensitized To.
A.Cytokinins
B. Ethylene
C. Indole Acetic Acid
D. Gibberellin
2. Enzyme Linked Receptor Belonged To Which Type Of Receptor.
A. Cell Surface Receptor
B. Cytoplasmic Receptor
C. Intra Cellular Receptor
D. Both B And C
3. Who Discovered Secondary Messenger.
A.Darwin
B. Went
C.Sutherland
D.Jacob
4. Adenine Pairs With.
A. Cytosine
B. Thymine
C. Guanine
D. Adenine
5. When Pathogens Penetrate The Cell Wall The Extracellular Surface Receptors That Recognize.
A. ETI
B. ROS
C. HR
D. Pamps
6. Hydrophobic Secondary Messenger Is.
A. Ca++
B. CAMP
C. H2O
D. IP3
7. Charles Studied The Signaling Response In Canary Grass In.
A. 1880
B. 1881
C. 1886
D. 1891
8. ATP Converted In CAMP By The Action Of.
A. Adenylcyclase
B. Lipase
C. Protease
D. Ca++
9. Lac Operon Is An Example Of _____ Operon.
A. Inducible
B. Repressor
C. Both A And B
D. None Of These
10. Lactose Break Down Into Glucose And Galactose By____.
A. Galactosepermease
B. B-Galactosidase
C. Thiogalatosidetransacetylase
D. All Of These
11. G Protein Is Activated When_____ Subunit Detached.
A. Alpha
B. Beta
C. Gemma
D. None Of These
12. Blue Light Photoreceptors Controls.
A. Stomatal Closure
B. Epicotyl Elongation
C. Bud Dormancy
D. Hypocotyl Elongation
13. Binding Site For RNA Polymerase Is _____.
A. Lac I
B. Lac O
C. Lac P
D. None Of These
14. Gene Expression Is The Combined Process Of.
A. The Transcription Of A Gene Into Mrna
B. The Processing Of That Mrna
C. Translation Of Mrna Into Protein
D. All Of These
15. Ligand Is A/An_______.
A. Ion
B. Hormone
C. Enzyme
D. All Of Above
16. Ubiquitination Is The Process Of.
A. Formation Of Protein
B. Degradation Of Protein
C. Degradation Of RNA
D. Formation Of Gene
17. Cryptochrome Absorb Light In.
A. Red Region
B. Microwave Region
C. X-Ray Region
D. Blue Region
18. Theavena Curvature Is Used For Bio Assayed Of.
A.ABA
B. GA
C. IAA
D. Ethylene
19. Excess Salt In Leaves Causes______.
A.Senescence
B. Reduce Photosynthesis
C. Reduce Osmotic Potential
D. All Of These
20. Sutherland Won Nobel Prize In.
A.1971
B. 1970
C. 1960
D. 1981
21. Lac Z, Lac Y And Lacaare Group Of _____ Gene.
A. Regulatory
B. Inducible
C. Repressor
D. Structural
22. Translation Takes Place In.
A. Nucleus
B. Plastids
C. Cytoplasm
D. Golgi Bodies
23. Lactose Is A/An_______.
A. Monosaccharied
B. Disaccharide
C. Trisaccharied
D. Polysaccharied
24. At Which Stage Gene Expression Is Regulated In Eukaryotes.
A. Chromatin Accessibility
B. RNA Processing
C. RNA Stability
D. All Of Above
25. The Nation Tree Of Pakistan Is.
A. Devdar
B. Sheesham
C. Kikar
D. Babul
26. Abiotic Is Also Called.
A. Community
B. Population
C. Physical Environment
D. Mineral
27. An Example Of Secondary Messenger Is.
A. CGMP
B. DAG
C. IP3
D. All Of These
28. Secondary Messenger Are Intracellular Signaling Molecules Released For.
A. Proliferation
B. Differentiation
C. Apoptosis
D. All Of Above
29. Ubiquitin-Tagged Protein Are Taken To.
A. Proteasome
B. Endoplasmic Reticulum
C. Nucleus
D. Plastid
30. By Which Mechanism Proteins Can Be Regulated After Translation.
A. RNA Processing
B. Alternative Splicing
C. Ubiquitination
D. Transcription
31. First Hormone To Be Discovered Is.
A. Auxin
B. Gibberellin
C. Cytokinins
D. Ethylene
32. Abiotic Factors Are.
A. Living
B. Non Living
C. Vegetative
D. Herbivore
33. When A Eukaryotic Gene Is Transcribed In Nucleus, The Primary Transcript Is Called.
A. MRNA
B. Microrna
C. Regulatory RNA
D. Pre-Mrna
34. Damage And Errors In DNA Cause___________.
A. DNA Repair
B. Mutation
C. Translation
D. Translation
35. The Change In DNA Structure Is Called.
A. Mutation
B. Signaling
C. Photosynthesis
D. Transportation
36. Phototrophic Curvature Is The Result Of Uneven Distribution Of.
A. Gibberellin
B. Cytokinins
C. Ethylene
D. Auxin
37. Abscisic Acid Is Known As Stress Hormone Because It.
A. Break Seed Dormancy
B. Induce Flowering
C. Promotes Closure Of Stomata
D. Promotes Leaf Fall
38. Coleoptile Is A Protective Covering At The Tip Of Shoot In.
A. Monocot
B. Dicot
C. Gymnosperm
D. Algae
39. The Term Auxin Derived From A Greek Word Which Means.
A. To Fall
B. To Reduce
C. To Increase
D. To Move
40. Cytoplasmic receptor respond to_____.
A. Hydrophobic ligand
B. Hydrophillic ligand
C. Both A and B
D. None of these