Q1. Choose correct option A. Which is not a property of living being? a. Metabolism b. Decay c. Growth d. Reproduction B. A particular plant is strictly seasonal plant.Which one of the following is best suited if it is to be studied in the laboratory? a. Herbarium. b. Museum c. Botanical garden d. Flower exhibition C. A group of students found two cockroaches in the classroom. They had a debate whether they are alive or dead. Which life property will help them to do so? a. Metabolism b. Growth c. Irritability d. Reproduction Q2. Distinguish between botanical gardens,zoological park and biodiversity park with reference to characteristics. Ans:- Sl. No. Botanical Gardens Zoological Parks Biodiversity Parks i. Plants of di...
Introduction to Analytical Chemistry - Notes Introduction to Analytical Chemistry - Notes 1. Meaning & Scope: Analytical chemistry deals with separation, identification, and quantitative determination of chemical substances. Types of Analysis: Qualitative: Detects presence/absence of elements or ions. Quantitative: Measures the amount of each component. 2. Types of Chemical Analysis: Chemical Methods: Dry tests: Preliminary tests without dissolving the sample. Wet tests: Sample dissolved in solvent for detailed analysis. Qualitative analysis detects cations and anions. Quantitative analysis involves: Gravimetric analysis: Based on mass measurement. Volumetric (Titrimetric) analysis: Based on ...
🧪 Chapter 7: Modern Periodic Table - Super-Set Question Bank This chapter focuses heavily on reasoning and trends . Examiners often ask "Why?" questions rather than complex calculations. I. Tricky MCQs (Concept Checkers) These questions test if you truly understand the trends, not just memorized them. The element with the highest first ionization enthalpy in the periodic table is: a) Fluorine b) Helium c) Cesium d) Chlorine Answer: (b) Helium Trick: Students often pick Fluorine because it's the most electronegative, but Helium has the stable duplet and is the smallest, making it the hardest to remove an electron from. Identify the species having the largest radius: a) Na b) Na + c) Mg 2+ d) Al 3+ Answer: (a) Na Concept: Cations are smaller than their parent atoms. Among isoelectronic ions like Na + , Mg 2+ , and Al 3+ , the one...
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