Author Archives: Hema

Class 11: Chapter 3 – Trigonometric Functions and Identities

Trigonometric Functions and Identities 1. Definition of Trigonometric Functions For an angle θ in a right-angled triangle: sin(θ) = Opposite side / Hypotenuse cos(θ) = Adjacent side / Hypotenuse tan(θ) = Opposite side / Adjacent side On the unit circle: sin(θ) = y-coordinate cos(θ) = x-coordinate tan(θ) = y / x (where x ≠ 0) 2. Trigonometric Identities Basic Identities ...

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In Which Restraunt This Famous Phrase Is Used “Have It Your Way”?

Have It Your Way A) Mc Donald’s B) Burger King C) Subway D) Arby’s E) Dominos Pizza Answer- B) Burger King The phrase “Have it your way” is famously associated with the fast-food restaurant chain Burger King. Burger King’s slogan for many years was “Have it your way,” which emphasized the idea that customers could customize their orders by specifying ...

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Why do develop countries want developing countries to liberalize their trade and investment? What do you think should the developing countries demand in return? | Economics

Title: Trade Liberalization and Developing Countries: Balancing Interests and Demands Introduction The issue of trade liberalization and its impact on developing countries has been a subject of intense debate in the realm of international economics and politics. Developed countries, often represented by powerful economic blocs like the European Union and the United States, have consistently advocated for the liberalization of ...

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Fundamental Unit Of Life | Class 9 | Geniustudent.com | NOTES | Designed By Top Teachers Of India | Covers the Difference of Plant Cells and Animal Cells | Difference between Plant Cells and Animal Cells |

Cell- Fundamental Unit Of Life Class 9 Chapter 5 Difference between Plant Cells and Animal Cells Plant Cell Plant cells are larger in size. Plant cell contain cell wall outside plasma membrane. Plastids are present Large size vacuoles are present Lysosomes are either absent or very few in numbers. Food is store in the form of starch Centrosome is absent ...

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Fundamental Unit Of Life | Class 9 | Geniustudent.com | NOTES | Designed By Top Teachers Of India | Covers the Whole Topic Of Cell Organelles | Cell Organelles | Endoplasmic Reticulum, Golgi Apparatus, Lysosomes, Mitochondria, Plastids and Vacuoles |

Cell- Fundamental Unit Of Life Class 9 Chapter 5 Cell Organelles (Little Organs of Cell) Cytoplasm is a fluid content inside the Plasma membrane. Cytoplasm contain many specialized cell organelles. Cell organelles are enclosed by membrane. Each Cell organelles performs a specific function for the cell. Membrane bound cell organelles are only present in Eukaryotic cell. They are absent in ...

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Fundamental Unit Of Life | Class 9 | Geniustudent.com | Assignment | Designed By Top Teachers Of India |

ASSIGNMENT (Some Important Question) Fundamental Unit Of Life | Chapter -5 Q1. Define the following terms: (a) Diffusion (b) Osmosis (c) Endosmosis (d) Exosmosis (e) Plasmolysis Q2. Who discovered Cell and how? Q3. Why plasma membrane is called selectively permeable membrane? Q4. Write difference between Prokaryotic and Eukaryotic Cell (at least 6 points) 5. Plasma membrane is made up of ...

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Fundamental Unit Of Life | Class 9 | Geniustudent.com | NOTES | Designed By Top Teachers Of India | Covers Prokaryotic and Eukaryotic Cells | Prokaryotic and Eukaryotic Cells |

Cell- Fundamental Unit Of Life Class 9 Chapter 5 Prokaryotic Cell Those cells in which nuclear region is poorly defined or undefined due to the absence of nuclear membrane. Such undefined nucleus in prokaryotic cells only contain Nucleic Acid and hence called Nucleoid. Example- Bacteria Cell Eukaryotic Cell Those cell in which nuclear region is well defined i.e. surrounded by ...

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Fundamental Unit Of Life | Class 9 | Geniustudent.com | NOTES | Designed By Top Teachers Of India | Covers the Whole Chapter | Cell Wall |

Cell- Fundamental Unit Of Life Class 9 Chapter 5 Cell Wall It is the outer most covering of Plant cells. i.e. present outside the Plasma Membrane It is absent in Animal Cell It is rigid, strong, porous and non- living structure It is made up of Cellulose (Complex fibrous Carbohydrate) Cell wall of two adjacent cells are joined by a ...

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Fundamental Unit Of Life | Class 9 | Geniustudent.com | NOTES | Designed By Top Teachers Of India | Covers Hypotonic, Hypertonic and Isotonic | TYPES OF SOLUTION ON THE BASES OF CONCENTRATION |

Cell- Fundamental Unit Of Life Class 9 Chapter 5 TYPES OF SOLUTION ON THE BASES OF CONCENTRATION Hypotonic Solution- It is a dilute solution is the solution has higher water concentration than inside the cell as a result of which cell gain water and swells up, may be burst. Such solution is known as Hypotonic Solutions Cell gain water and swells ...

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