Chemical Effects of Current Class 8 - Science (Worksheet) Q1: Fill in the blanks a. If electrodes are immersed in water and current is passed- bubbles of ________ and _______
Class 8 - Science Chapter 13 - Chemical Effect of Electric Current (Worksheet) Fill in the blanks 1. Static electricity was first observed by _________- a Greek scientist- more
Reproduction in Animals (Worksheet) Fill in the blanks with suitable word(s). 1. The testes are located within a muscle bag called _________. 2. Amoeba is most commonly reproduced by
Rare Species of Animals Found in National Parks Wildlife of India is a great natural heritage. Efforts are being made to protect and preserve biological diversity of our country under vario
Scientific Discoveries and Inventions Quiz Q1: Who discovered the first antibiotic? (a) W Fleming (b) C Waksman (c) Louis Pasteur (d) A Fleming Q2: Who invented the Safety razor? (a) Gillette
