841. If the level of atmospheric pollution increases:
✅ B. The length of the day will increases
Everyday Science MCQs – Page 43
842. The scientific study of measurement is known as _____?
✅ A. Metrology
843. On passing through food stuff, X-ray can kill the______?
✅ B. Fungus
844. In which part of the eye lies the pigment that decides the colour of the eyes of a person___?
✅ A. Iris
845. The sky appears blue because the earth’s atmosphere _____?
✅ B. Scatters blue light
846. _____ are called the powerhouses of the cell?
✅ B. Mitochondria
847. In Eye donation, which part of the eye used?
✅ C. Cornea
848. Galvanised Iron sheets have a coating of_______
✅ C. Zinc
849. What is the chemical formula for Sodium carbonate __ ?
✅ C. Na2CO3
850. What are Columns in Periodic table called?
✅ A. Group
851. In the treatment of which disease is dialysis used?
✅ C. Kidney failure
852. The vitamin which is generally excreted by humans in urine is_____?
✅ D. Vitamin C
853. Botany is also called __ ?
✅ B. Phytology
854. Rearing of honey bees for honey production is called?
✅ A. Apiculture
855. Which of the following is affected by rickets in the human body?
✅ B. Bones
856. According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in_______?
✅ C. 10 hours
857. Melanoma (skin cancer) is associated with ____?
✅ A. ozone depletion
858. Most of the ozone in the atmosphere is concentrated in the_______?
✅ C. Stratosphere
859. The shape of the external ear is due to_______?
✅ B. Elastic cartilage
860. The temperature at which water boils depends mainly on _______?
✅ C. Air pressure