This is the 130 section from Everyday Science. These questions and answers will be from Hormone, Chlorophyll, Zinc and Carbon.
Ques No.1: _________ is the purest naturally occurring crystalline form of carbon.
Ques No.2: A synthetic fibre which is a polyamide is _______.
Ques No.3: A nuclear reaction in which two or more than two lighter nucleus are fused together to form a relatively heavier one is called _________.
Ans: Nuclear Fusion
Ques No.4: The gland responsible for the secretion of the hormone estrogen is _______.
Ques No.5: The deficiency of ___________.
Ans: Thiamine (B1) causes Beriberi
Ques No.6: The metal atom present in chlorophyll is _________.
Ques No.7: The constituent elements of Bronze are tin and ________.
Ques No.8: The most abundant element present in the sun is ___________.
Ques No.9: _________ is a mixture which can dissolve platinum.
Ans: Aqua Regia
Ques No.10: ________ is an ore of Zinc.
Everyday Science Questions & Answers Section 131
Everyday Science Questions & Answers Section 132
Everyday Science Questions & Answers Section 133
Everyday Science Questions & Answers Section 134
Everyday Science Questions & Answers Section 135