Light and Optics MCQs Multiple Choice Questions on Light and Optics Question 1: Which of the following is not considered matter? A) Light B) Water C) Air D) Rock Question 2: Light is a form of energy made up of: A) Atoms B) Electrons C) Molecules D) Photons Question 3: Which of the following is …
MCQs on Human Body – Part 2 MCQs on Human Body – Part 2 How many types of muscles are there in the human body? Two Three Four Five Which muscles are attached to the skeleton? Cardiac muscles Smooth muscles Voluntary muscles Involuntary muscles Where are cardiac muscles found? In the brain In the heart …
MCQs on Human Body MCQs on Human Body How many major organs are mentioned in the human body text? Three Four Five Six How many bones are there in the human body? 206 207 210 208 Which organ is protected by the skull? Heart Lungs Brain Kidneys What is the only bone in the head …
Water Exercises – Grade 9 Chemistry Water Exercises – Grade 9 Chemistry 1. Water exists in all the three states. Discuss. Water exists in three states: solid (ice), liquid (water), and gas (steam). – Solid: At temperatures below 0°C, water freezes to form ice. – Liquid: Between 0°C and 100°C, water remains in a liquid …
Water – Comprehensive Discussion Comprehensive Discussion on Water 1. What is Density in the Context of Water? Q: What is density? A: Density is defined as the mass per unit volume of a substance, usually expressed in grams per cubic centimeter (g/cm³) or kilograms per cubic meter (kg/m³). Q: What is the standard density of …
Nutrition in Animals – Grade VII Science Class VII – Science Chapter 2: Nutrition in Animals Answer the following questions Give an example of each of the following enzymes and state its function: A) Carbohydrase: Answer: Amylase – It breaks down starch into sugars. B) Proteases: Answer: Pepsin – It breaks down proteins into peptides. …
Nutrition in Animals – Grade VII Science Class VII – Science Chapter 2: Nutrition in Animals VI. Case Study Based Questions The small intestine is a highly coiled structure. It is about 7.5 meters long. It receives secretion from the liver and the pancreas. The liver is a reddish brown gland located in the upper …
Nutrition in Animals – Grade VII Science Class VII – Science Chapter 2: Nutrition in Animals I. Fill in the blanks __________ is the process of taking in food by an organism and its digestion, absorption, and utilization in the body. Answer: Ingestion The __________ is a nutrition in which an organism takes in food …
Nutrition in Plants – Grade VII Science Class VII – Science Chapter 1: Nutrition in Plants VIII. Picture Based Questions Identify X and state its function. Answer: X is a stomata. Its function is to allow gas exchange (oxygen and carbon dioxide) and regulate water loss through transpiration. A. Why do we need to keep …
Nutrition in Plants – Grade VII Science Class VII – Science Chapter 1: Nutrition in Plants I. Fill in the blanks The process of intake of food and its proper utilization by the body is called nutrition. Two modes of nutrition in plants are autotrophic and heterotrophic. The mode of nutrition in which an organism …
