PUC 2nd Year Biology Practical Examination Pattern 2024

In the given material 'B', which stage of mitosis involves the disintegration of nuclear membrane and nucleolus?

What is the formula to calculate the percentage of pollen germination?

Which stain is used for the temporary slide preparation of Onion peel?

What is the number of locules in the material with pentalocular placentation?

What happens to the chromatin in the Prophase stage of mitosis?

What happens to the chromosomes in the Metaphase stage of mitosis?

During which phase of the cell cycle do two sister chromatids of each chromosome separate due to the splitting of centromere?

What is the process called when daughter chromosomes reach the opposite poles and uncoil to form chromatin fibres?

Which condition is characterized by affected individuals inheriting alleles from both parents, expressing in both males and females in equal proportion, and showing a skipping of generations for the trait?

Which type of inheritance is characterized by the trait being transmitted from either father or mother, expressed in every generation, and equally expressed in males and females?

Identify the given specimen as T.S of which structure that consists of 250 compartments called testicular lobules, each containing 3 seminiferous tubules and Leydig cells?

In which type of inheritance is the trait expressed in males only and always transmitted from father to son?

Identify the given specimen as V.S of which structure that externally covers zona pellucida with trophoblast and internally has inner cell mass with blastocoel fluid-filled cavity?

Identify the given specimen as T.S of which structure that externally covered by germinal epithelial cell layer and has follicles of different stages?

What does the given specimen 'E' represent?

What is the formula to calculate the percentage of pollen germination?

Which stain is used for the temporary slide preparation of Onion peel?

What happens to the chromosomes in the Metaphase stage of mitosis?

What is the number of locules in the material with pentalocular placentation?

During which phase of the cell cycle do two sister chromatids of each chromosome separate due to the splitting of centromere?

What happens to the daughter chromosomes in the Anaphase stage of mitosis?

Which condition is characterized by affected individuals inheriting alleles from both parents, expressing in both males and females in equal proportion, and showing a skipping of generations for the trait?

During which phase of the cell cycle do the daughter chromosomes reach the opposite poles and uncoil to form chromatin fibres?

Which type of inheritance is characterized by the trait being expressed in males only and always transmitted from father to son?

What does the given specimen 'E' represent?

In which stage of mitosis do the daughter chromosomes appear V, J, L, and I shaped depending upon the position of the centromere?

What is the correct name for 250 compartments called testicular lobules found in a male gonad?

Which type of inheritance is characterized by the trait being transmitted from either father or mother, expressed in every generation, and equally expressed in males and females?

What is the term for the process where a Graffian follicle ruptures to release an ovum?

What are the cells called that are found towards chalaza end in a female gametophyte and are known as antipodals?