Science Quiz 01 21:45 Posted by HSSC Jobs Through solar cells, solar energy is converted into ______________ energy. electrical wind light How many chromosomes are present in a human body? 46 48 49 Melting of an ice cube is an example of Sublimation Physical change Vaporization What is the Standard International (SI) unit of force? Dyne Newton Kilogram The decomposition of vegetable matter into compost is an example of an __________. redox reaction endothermic reaction exothermic reaction What are enzymes? Tissues Cells Bio catalysts Which pores of the plant open during photosynthesis when water flows into them? xylem chloroplast stomatal Far sightedness is also known as: presbyopia Hypermetropia Myopia Which of the following gases is an excellent source of fuel and contains up to 75% of methane? Biogas Hydrogen Nitrogen Lack of the hormone ______ leads to Diabetes. Insulin Cortisol Estrogen You got out of 10 correct. The correct answers are Share this HSSC Jobs
