Science quiz January 20, 2025 by akshata kirpekar Dear students, sharing with you Science Quiz. This quiz will help you for preparing for your exams Science Quiz 1 / 21 World biodiversity day is celebrated at __________every year. 22 may 21 march 5 june 2 / 21 ____________________is a rare species. Tiger Musk deer Lesser florican 3 / 21 In modern civilization________________ has become a primary need. food energy cloth 4 / 21 Similarities in initial stages indicate the _________________evidence. Embryological Anatomical Palaeontologial 5 / 21 ____________is a vestigial organ in human beings. body hairs Ear muscles All the above 6 / 21 Protein located in bones is ______________ Myosin melanin ossein 7 / 21 Which of the following vitamins is necessary for synthesis of NADH2? Vitamin B3 Vitamin C Vitamin k 8 / 21 _________________cells divide by mitosis. Somatic stem Both A and C 9 / 21 The first step of karyokinesis is_____________. anaphase metaphase prophase 10 / 21 __________________is not a part of mitosis. Anaphase Diplotene prophase 11 / 21 We get ____________energy from lipids. 4 cal/gm 9 cal/gm 9 kcal/gm 12 / 21 In humas there are ____________pairs of chromosomes. 22 23 44 13 / 21 At the time of birth, there are 2 to 4 million __________in the ovary of a female foetus. Sperms Egg cell Stem cell 14 / 21 Implantation of the embryo occurs in _____________. uterus overy vagina 15 / 21 The size of an atom is indicated by its _______________. atomic number radius atomic mass 16 / 21 The 'live' and the 'neutral' wires have potential difference of __________ 110V 202V 220V 17 / 21 The unit of electrical power is ______________ Volt Watt Joul 18 / 21 The unit of electrical power is ______________ Volt Watt Joul 19 / 21 The elements from the zero group are called_______________. Noble gases Halogen alkali metal 20 / 21 The d-block elements are called as __________elements. Transition Iner Metalloid 21 / 21 Which among the following is the largest element? Na Mg K Your score isThe average score is 67% 0% Restart quiz