HSC 2027 BIOLOGY CHAPTER 5 ORIGIN & EVOLUTION OF LIFE MOST EXPECTED QUESTIONS

HSC 2027 BIOLOGY CHAPTER 5 ORIGIN & EVOLUTION OF LIFE  

MOST EXPECTED QUESTIONS

1. EXPLAIN NATURAL SELECTION WITH EXAMPLE OF INDUSTRIAL MELANISM

2. WHAT IS CONNECTING LINK. DEFINE PALAEONTOLOGY

3. 4 SIGNIFICANCES OF PALAEONTOLOGY

4. WHICH FOSSIL ANIMAL IS THE CONNECTING LINK BETWEEN BIRDS & REPTILES

5. WHAT IS REPRODUCTIVE ISOLATION

6. EXPLAIN ANY 2 TYPES OF PRE AND POST MATING ISOLATING MECHANISM

7. EXPLAIN GENE MUTATION AND GENETIC RECOMBINATION

8. STATE MAJOR CHANGES THAT TOOK PLACE IN EVOLUTION OF MAN

9. LIST THE CHARACTERISTICS OF NEANDERTHAL MAN

10. WHAT IS GENE FLOW , WHAT IS CHROMOSONAL ABERRATIONS

11. EXPLAIN VESTIGIAL ORGANS AS EVIDENCE OF EVOLUTION

12. STATE 2 MOLECULAR EVIDENCES OF EVOLUTION

13. 4 DRAWBACKS OF DARWINISM .DEFINE HOMOLOGOUS ORGANS

14. WHAT IS GENETIC DRIFT. GIVE 2 EXAMPLES OF VESTIGIAL ORGANS

15. WHAT IS GENE POOL

16. DESCRIBE UREY & MILLERS EXPERIMENT WITH NEAT DIAGRAM

17. WRITE 3 CHARACTERISTICS OF ARCHEAOPTERYX

HSC 2027 BIOLOGY CHAPTER 4 MOLECULAR BASIS OF INHERITANCE MOST EXPECTED QUESTIONS

HSC 2027 BIOLOGY CHAPTER 4 MOLECULAR BASIS OF INHERITANCE 

MOST EXPECTED QUESTIONS

1. DESCRIBE THE TRANSCRIPTION AND PROCESSING OF HRNA TO mRNA IN EUKARYOTES WITH NEAT DIAGRAM

2. EXPLAIN LEADING & LAGGING STRAND WITH FEATURES

3. EXPLAIN SPLICING , CAPPING AND TAILING

4. GIVE APPLICATIONS OF DNA FINGERPRINTING

5. EXPLAIN REPLICATION OF EUKARYOTIC DNA WITH NEAT DIAGRAM

6. DEFINE TRANSCRIPTION  . WRITE THE ANTICODON FOR AUG TRIPLET CODON

7. STEPS INVOLVED IN FORMATION OF MRNA TO HRNA

8. WRITE 6 CHARACTERISTICS OF GENETIC CODE

9. AIMS OF HUMAN GENOME PROJECT

10. EXPLAIN TRANSCRIPTION UNIT WITH NEAT DIAGRAM

11. DIFFERENCE BETWEEN HETROCHROMATIN & EUCHROMATIN

12. PROCESS OF SOUTHERN BLOTTING & HYBRIDIZATION

13. NAME 2 CHROMOSONAL DISORDERS WHICH SHOW 47 CHROMOSOMES AND GIVE THEIR GENOTYPES

14. DIFFERENCE BETWEEN HETEROCATALYTIC & AUTOCATALYTIC FUNCTION

15. NAME THE KEY FACTOR IN DNA PROFILING

16. NAME THE GENE WHICH IS INGERITED DIRECTLY FROM FATHER TO SON

HSC 2027 BIOLOGY CHAPTER 3 INHERITANCE & VARIATION MOST EXPECTED QUESTIONS

HSC 2027 BIOLOGY CHAPTER 3 INHERITANCE & VARIATION 

MOST EXPECTED QUESTIONS

1. EXPLAIN LAW OF DOMINANCE AND COMPARE HOW IT DIFFERS FROM INCOMPLETE & CODOMINANCE

2. GIVE THE GRAPHIC REPRESENTATION OF BACK CROSS AND TEST CROSS

3. DIFFERENCE BETWEEN BACK AND TEST CROSS

4. WHAT ARE CHROMOSONAL DISORDERS . WHAT IS TURNERS SYNDROME

5. WHAT IS KLINFELTERS SYNDROME

6. DEFINE INCOMPLETE DOMINANCE. WHAT IS CO-DOMINANCE

7. EXPLAIN GENETIC TRAITS WITH EXAMPLE

8. MENTION ANY 6 DIORDERS CAUSED BY TRISOMY OF 21ST CHROMOSOME

9. DIFFERENCE BETWEEN X AND Y CHROMOSOME

10. STATE REASONS FOR MENDEL SUCCESS

11. EXPLAIN DOWNS SYNDROME

12. EXPLAIN THE TYPES OF CHROMOSOME ON THE BASIS OF POSITION OF CENTROMERE.

13. GIVE ONE EXAMPLE OF AUTOSOMAL DOMINANT & RECESSIVE TRAITS

14. DRAW AND LABEL DIAGRAM OF X CHROMOSOME

15. NAME THE CHROMOSOME RESPONSIBLE FOR HAVING MUTED GENE FOR B-THALASSEMIA

16. 6 CHARACTERISTICS OF GENETIC CODE.

HSC 2027 BIOLOGY CHAPTER 2 REPRODUCTION IN ANIMALS MOST EXPECTED QUESTIONS

HSC 2027 BIOLOGY CHAPTER 2 REPRODUCTION IN ANIMALS. 

MOST EXPECTED QUESTIONS

1. GIVE 4 SIGNIFICANCES OF FERTILIZATION IN HUMANS

2. DESCRIBE HARMONAL CONTROL IN VARIOUS PHASES OF MENSTURAL CYCLE

3. WHAT IS PLACENTA  .GIVE SIGNIFICANCE OF HCG

4. DESCRIBE STRUCTURE OF TESTIS WITH LABELLED DIAGRAM

5. DESCRIBE STRUCTURE OF SPERM WITH LABELLED DIAGRAM

6. EXPLAIN THE ROLE OF OXYTOCIN HARMONE

7. DESCRIBE THE DILATION STAGE OF PARTURITION

8. CORPUS LUTEUM PERSISTS ONLY IN OVARY GIVE REASON

9. WHERE ARE TESTIS LOCATED AND WHY .WHAT IS CRYPTORCHIDISM

10. EXPLAIN SPERMATOGENISIS WITH NEAT DIAGRAM

11. DESCRIBE HARMONES SECRETED BY OVARIES

12. REMEMBER ALL DIAGRAM BASED QUESTIONS

13. DIFFERENCE BETWEEN SPERM AND OVUM

14. GIVE FUNCTIONS OF NABENKERN & ZONA PELLUCIDA

15. IF A WOMANS FALLOPIAN TUBE IS BLOCKED WHAT TREATMENT IS GIVEN

16. DEFINE INFERTILITY , SPERMATOGENISIS , CELLS OF RAUBER ,ZIFT

17. WHAT IS SPERM BANK . WHAT IS TUBECTOMY

18. WHAT IS GIFT  

HSC 2027 BIOLOGY CHAPTER 1 REPRODUCTION IN PLANTS MOST EXPECTED QUESTIONS

HSC 2027 BIOLOGY CHAPTER 1 REPRODUCTION IN PLANTS 

MOST EXPECTED QUESTIONS

1. DIFFERENCE BETWEEN CHALAZOGAMY & POROGAMY

2. DEFINE SIPHONOGAMY

3. MENTION POLLINATING AGENT OF MAIZE FLOWERS

4. HOW MANY HAPLOID NUCLEI ARE PRESENT IN MATURE FEMALE GAMETOPHYTE OF ANGIOSPERMS

5. HOW MANY MEIOTIC DIVISIONS ARE REQUIRED TO FORM 300 SEEDS IN ANGIOSPERMS

6. NAME THE GYNOCEIUM THAT DETERMINES COMPATIBILITY OF POLLEN GRAINS

7. SKETCH AND LABEL THE DIAGRAM OF ANATROPOUS OVULE 

8. EXPLAIN 2 CELL STAGE OF POLLEN GRAIN IN ANGIOSPERMS

9. DIFFERENCE BETWEEN SEXUAL & ASEXUAL REPRODUCTION

10. SIGNIFICANCE OF DOUBLE FERTILIZATION

11. DEFINE POLYEMBRYONY. STATE ITS DIFFERENT TYPES

12. WHAT IS POLLINATION 

13. DEVELOPMENT OF MALE GAMETOPHYTE FROM MICROSPORE

14. DIFFERENCE BETWEEN ANAEMOPHILY & ENTOMOPHILY

15. SKETCH AND LABEL ENTRY OF POLLEN TUBE INTO OVULE

16. DEFINE ENDOSPERM ? DESCRIBE TYPES OF ENDOSPERM

17. EXPLAIN GRAFTING , APOMIXIS, POLYEMBRYONY,PARTHENOCARPY

18. 4 CONTRIVANCES TO PREVENT SELF POLLINATION

19. DESCRIBE 3 ADAPTATIONS IN ANAMOPHILOUS FLOWERS

20. DESCRIBE 3 ADAPTATIONS IN HYDROPHILOUS FLOWERS

21. DESCRIBE OUTBREEDING WHICH ENCOURAGE CROSS POLLINATION

22. EXPLAIN NUCLEAR AND HELOBIAL TYPES OF ENDOSPERM WITH EXAMPLES

HSC 2027 CHEMISTRY MOST EXPECTED QUESTIONS CHAPTERWISE

HSC 2027 CHEMISTRY MOST EXPECTED QUESTIONS 

CHAPTERWISE

1. CHAPTER 1 CLICK HERE 👈👈👈

2. CHAPTER 2 CLICK HERE 👈👈👈

3. CHAPTER 3 CLICK HERE 👈👈👈

4. CHAPTER 4 CLICK HERE 👈👈👈

5. CHAPTER 5 CLICK HERE 👈👈👈

6. CHAPTER 6 CLICK HERE 👈👈👈

7. CHAPTER 7 CLICK HERE 👈👈👈

8. CHAPTER 8 CLICK HERE 👈👈👈

9. CHAPTER 9 CLICK HERE 👈👈👈

10. CHAPTER 10 CLICK HERE 👈👈👈

11. CHAPTER 11 CLICK HERE 👈👈👈

12. CHAPTER 12 CLICK HERE 👈👈👈

13. CHAPTER 13 CLICK HERE 👈👈👈

14. CHAPTER 14 CLICK HERE 👈👈👈

15. CHAPTER 15 CLICK HERE 👈👈👈

16. CHAPTER 16 CLICK HERE 👈👈👈

HSC 2027 CHEMISTRY CHAPTER 16 GREEN CHEMISTRY MOST EXPECTED QUESTIONS

HSC 2027 CHEMISTRY CHAPTER 16  GREEN CHEMISTRY 

MOST EXPECTED QUESTIONS

1. EXPLAIN 3 PRINCIPLES OF GREEN CHEMISTRY

2. 3 ADVANAGES AND DISADVANTAGES OF NANOPARTICLES & NANOTECHNOLOGY

3. EXPLAIN NANOMETERIAL & SUBSTANSIAL DEVELOPMENT

4. NAME THE GAMMA ISOMER OF BHC

5. LIST 2 APPLICATIONS OF NANOMETERIALS

6. DEFINE NANOTECHNOLOGY , NANOCHEMISTRY , GREEN CHEMISTRY

7. NAME THE NANOSTRUCTURED METERIAL USED IN CAR TYRES

8. TECHNIQUE USED TO KNOW THE GEOMETRY OF NANOMETERIALS

9. DEFINE NANOSCIENCE ,WHAT IS NANOMETERIAL

10. REACTION INVOLVED IN SOLGEL PROCESS

11. WHICH METAL NANOPARTICLE IS USED TO REMOVE ECOLI BACTERIA FROM WATER.

12. WHICH FLOWER IS AN EXAMPLE OF SELF CLEANING

13. WHICH INSECTICIDE IS USED INSTEAD OF DDT

14. WHAT IS ATOM ECONOMY

15. WRITE THE FORMULA TO CALCULATE % ATOM ECONOMY OF A REACTION

16. WHICH NANOPARTICLE ACTS AS AN EFFECTIVE ANTIBACTERIAL AGENT

HSC 2027 CHEMISTRY CHAPTER 15 POLYMER CHEMISTRY MOST EXPECTED QUESTIONS

HSC 2027 CHEMISTRY CHAPTER 15 POLYMER CHEMISTRY

MOST EXPECTED QUESTIONS

1. WRITE THE CHEMICAL NAME OF TEFLON

2. DRAW THE STRUCTURE OF ISOPERENE IN NATURAL RUBBER

3. NAME THE CATALYST USED IN PREPARATION OF HDP

4. WRITE THE STRUCTURE OF MONOMERS USED IN PREPARATION OF NYLON66

5. WRITE THE REACTIONS FOR THE FORMATION OF NYLON 66

6. MENTION THE TYPES OF POLYMERS FORMED ON THE BASIS OF INTERMOLECULAR FORCES

7. WRITE THE CHEMICAL REACTION FOR PREPARATION OF TEFLON

8. WRITE THE MONOMER STRUCTURE PF NATURAL RUBBER

9. GIVE 2 USES OF HDP

10. WRITE ANY 1 BIODEGRADABLE POLYAMIDE COPLYMER

11. DEFINE ELASTOMER

12. DEFINE VULCANIZATION

13. CHEMICAL REACTION FOR FORMATION OF POLYNITRLE

14. WRITE NAME AND STRUCTURE OF NYLON 6

15. GIVE USES OF NYLON 6

16. PREPARATION OF NYLON 6

17. GIVE USES OF LDPE

18.NAME THE MONOMER USED TO FORM NYLON 6

19. IUPAC NAME OF ISOPERENE

HSC 2027 CHEMISTRY CHAPTER 14 BIOMOLECULES MOST EXPECTED QUESTIONS

HSC 2027 CHEMISTRY CHAPTER 14  

BIOMOLECULES  MOST EXPECTED QUESTIONS

1. WHAT ARE MONOSACCHARIDES. DRAW ZWITTER ION OF AMINO ACID

2. WRITE NAMES OF COMPONENTS OF NUCLEOTIDE MONOMERS 

3. WRITE COMMERCIAL METHOD OF PREPARATION OF GLUCOSE

4. EXPLAIN PEPTIDE LINKAGE IN PROTIEN WITH EXAMPLE

5. CLASSIFY PROTIENS WITH EXAMPLE

6. PREPARATION OF GLUCOSE FROM SUCROSE

7. WHAT IS PEPTIDE BOND HOW IT IS FORMED

8. WHAT IS NUCLEOTIDE

9. NAME THE SUGAR PRESENT IN RNA

10. ACTION OF HOT HI ON GLUCOSE

11. WRITE THE FISHER PROJETION FORMULA FOR ALPHA D-T- GLUCOSE

12. WRITE THE STRUCTURE OF GLYCINE

13. NAME ONLY PYRAMID BASE IN RNA

14. WHAT IS DENATURATION OF PROTIEN

15. WRITE THE TOTAL NUMBER OF CHIRAL CARBON ATOMS IN GLUCOSE

16.REACTION OF BROMINE WATER ON GLUCOSE

17. WHAT IS PEPTIDE LINKAGE

18. WRITE THE PREPARATION OF GLUCOSE FROM STARCH