Biology Class 10 Chapter 11 Homeostasis

The first compound microscope was made in which of the following? The first compound microscope was developed in which year? The first compound microscope was developed by whom? The magnification power of first compound microscope was? Which of the following is increase in the apparent size of an object in microscopy? Which of the following is the measure of clarity of an image? Weight of potassium ion in normal chemical composition of urine is? Main symptom of kidney failure is?