Dark period is critical in which type of plant? | Agrigyan

Q.1

Veterinary Physiology- ICAR JRF/SRF 2024 (Q.2)

MCQ (Single Correct) +4 −1

Which of the following is responsible for eliminating toxic oxygen by-products from cells?

Mitochondria Golgi complex Peroxisomes Chloroplasts

Q.2

Veterinary Physiology- ICAR JRF/SRF 2024 (Q.14)

MCQ (Single Correct) +4 −1

Pungency in mustard oil is due to

Amino acid Allyl isothiocyanate Etusic acid Oxalic acid

Q.3

Veterinary Physiology- ICAR JRF/SRF 2024 (Q.16)

MCQ (Single Correct) +4 −1

Dark period is critical in which type of plant?

Short day plant Long day plant Day neutral plant All the options

खंड अ: सामान्य कृषि

6 टॉपिक्स

शस्य विज्ञान, जुताई एवं फसल उत्पादन कृषि कीट विज्ञान, सूत्रकृमि विज्ञान एवं फसल सुरक्षा मृदा विज्ञान, पादप पोषण एवं सुधार कोशिका विज्ञान, पादप कार्यिकी एवं जैव रसायन सक्रिय कृषि मौसम विज्ञान एवं जलवायु विज्ञान फसल आनुवंशिकी, पादप प्रजनन एवं आईपीआर

Biomolecules and their Interaction Relevant to Biology

2 टॉपिक्स

Biophysical Principles of Biomolecular Conformation: Ramachandran Plot & Thermodynamic Stability Nucleic Acid Structures (A/B/Z-DNA, Quadruplexes) & Sequence-Specific Protein-DNA Interactions

Cellular Basis of Animal Physiology

3 टॉपिक्स

Cellular Ultrastructure, Nucleolus, Membrane Transport & Glycocalyx Body Fluid Compartments (ICF vs ECF), Osmolality & Starling Forces Intercellular Communication, Ion Channels (K+ Delayed Rectifier) & Signalling

Blood and Circulation

5 टॉपिक्स

Cardiac Electrophysiology, Conduction Pathway (SA to Purkinje) & ECG (T-Wave) Hematopoiesis, Erythropoiesis (Liver, Spleen, Bone Marrow) & Blood Indices Hemoglobin Chemistry, Oxygen Dissociation & Carrying Capacity (15 g/dl Hb) Hemostasis, Coagulation Cascade, Factor XIII (Fibrin-Stabilizing) & Anticoagulants Cardiac Cycle, Hemodynamics, Blood Pressure & Glossopharyngeal Baroreceptors

Cell Biology

2 टॉपिक्स

Eukaryotic Cell Cycle Regulation: Cyclins, CDKs, Checkpoints (G1/S, G2/M) & Senescence Membrane Ultrastructure, Lipid Rafts & Macromolecular Translocation across Membranes

Chemistry of Carbohydrates and Lipids

2 टॉपिक्स

Monosaccharides, Oligosaccharides, Stereochemistry & Reducing Sugar Dynamics Fatty Acid Classification, Saturated vs Unsaturated & Trans-Fatty Acids

Chemistry of Amino Acids, Proteins & Nucleic Acids

1 टॉपिक्स

Amino Acid Classification, Physicochemical Properties, Zwitterions & Isoelectric Point

Fundamental Cellular Processes

3 टॉपिक्स

DNA Repair Pathways: Base/Nucleotide Excision, Non-Homologous End Joining & Homologous Recombination Translation Mechanisms, Ribosome Subunits, Polysome Profiling & Translational Ribosomal Stalling Epigenetic Gene Regulation: DNA Methylation, Histone Code & Non-Coding RNAs (miRNA, siRNA, lncRNA)

Respiration

3 टॉपिक्स

Pulmonary Gas Exchange, Partial Pressures (Venous pO2 40 mmHg) & V/Q Matching Chemical & Neural Control of Breathing: Medullary Centers, Vagus Stimulation & Reflexes Avian Respiratory Physiology: Air Sacs (Unidirectional Airflow) & Non-Collapsible Lungs

Enzymology

4 टॉपिक्स

Allosteric Regulation, Covalent Modification, Proenzymes (Zymogens) & Isoenzymes Enzyme Classification (EC System 1-7), Nomenclature & Coenzymes/Cofactors Enzyme Inhibition: Competitive, Non-Competitive, Uncompetitive & Irreversible Enzyme Kinetics: Michaelis-Menten Model, Lineweaver-Burk Plot, Km & Vmax

Excretion

4 टॉपिक्स

Endocrine Regulation of Renal Function: Aldosterone (Distal Tubule), ADH & ANP Renal Functional Anatomy, Glomerular Filtration Rate (GFR) & Renal Clearance Tubular Reabsorption, Secretion & Bovine Urine Osmolality (1000-1400 mOsm/kg) Countercurrent Multiplier, Medullary Hyperosmolarity (Urea Recycling) & Water Balance

Bioenergetics and Intermediary Metabolism

1 टॉपिक्स

Tricarboxylic Acid (TCA/Krebs) Cycle, Amphibolic Nature & Anaplerosis

Digestion

4 टॉपिक्स

Ruminant Pre-Gastric Fermentative Digestion: Rumen Ecology, Holotrichs & VFAs Gastrointestinal Motility, Interstitial Cells of Cajal (ICC Pacemaker) & Enteric Control Reticulo-Ruminal Motility, Rumination, Eructation & Gaseous Bloat Mechanics Nutrient Absorption Mechanisms across Rumen, Small Intestine & Large Intestine

Molecular Biology and Recombinant DNA Methods

2 टॉपिक्स

Molecular Cloning Strategies: Restriction-Modification, Linkers/Adaptors & Directional Ligation Genomic & cDNA Library Construction, Screening & Ribosome-Bound Transcriptome Probing

Animal Tissue Culture and Hybridoma Technology

2 टॉपिक्स

Primary Cell Culture vs Established Cell Lines: Media Formulation, Sera & Subculturing Protocols Cellular Immunotherapies: CAR-T Cell Engineering & Therapeutic Antibody Production

Muscle Physiology

3 टॉपिक्स

Neuromuscular Synapse: Ca2+ Influx, Acetylcholine Release & Endplate Potentials Skeletal Muscle Contraction: Sarcoplasmic Ca2+ Release, Troponin C & Cross-Bridges Muscle Energetics, Fiber Types (Red vs White), Rigor Mortis & Muscle Fatigue

Embryo Transfer and Related Techniques

2 टॉपिक्स

Somatic Cell Nuclear Transfer (SCNT), Microinjection & Animal Cloning Milestones Transgenic Animal Production: Microinjection, Retro-viral Vectors, Stem Cells & Gene Farming

Nervous System

4 टॉपिक्स

Sensory Physiology: Olfactory Transmission, Vestibular Canals & Tapetum Lucidum Motor Control & Cerebellar Coordination: Cerebellum as Error-Correcting Device Synaptic Transmission, Neurotransmitters, Excitatory (EPSP) & Inhibitory (IPSP) Events Autonomic Nervous System: Sympathetic vs Parasympathetic Receptor Mechanisms

Endocrinology

3 टॉपिक्स

Hypothalamic-Hypophyseal Axis, Somatotropin (GH), IGF-1 & Nutrient Partitioning Hormone Classes, Receptors, Second Messengers & Pancreatic Receptor Ligands Adrenal Cortex & Medulla: Aldosterone, Glucocorticoid Metabolic Effects & Stress

Reproduction and Lactation

5 टॉपिक्स

Male Reproductive Physiology: Spermatogenesis, Sertoli Cells & Pheromones Fertilization, Superfecundation & Utero-Ovarian Countercurrent PGF2a Transfer Female Reproductive Cyclicity: Two vs Three Wave Estrous Cycles & Ovulation Mammary Gland Functional Anatomy, Ductular Development (Estrogen) & Colostrum Lactogenesis, Galactopoiesis, rbST & Neuroendocrine Milk Ejection Reflex (Oxytocin)

Physiology of Growth

1 टॉपिक्स

Compensatory (Catch-Up) Growth Dynamics following Nutritional Restriction

Climate Physiology

4 टॉपिक्स

Thermoregulation & Heat Balance: Hypothalamic Set-Point & Lower Lethal Temperature Climatic Heat Stress in Domestic Livestock: Heat Tolerance Indices at 65% RH Evaporative Heat Dissipation: Apocrine Sweat Glands vs Panting across Livestock Adaptive Heterothermy in Camels & Ecological Bioclimatology Rules (Allen's, Bergmann's)

Veterinary Physiology- ICAR JRF/SRF 2024

120 Questions Bilingual

RPSC Agriculture Exams

5 Exams

Food Safety Officer Assistant Agriculture Officer Agriculture Officer RPSC Agriculture Research Officer RPSC AARO

RSSB Agriculture Exams

1 Exam

कृषि पर्यवेक्षक (RSSB)

National & PG Entrances

4 Exams

ICAR AIEEA PG CUET UG Rajasthan Agriculture Pre-PG ICAR JRF/SRF