1. A red flower placed in green light appearsAns black
2. The metal used in storage batteries isAns Lead
3. Anaemia is caused in man due to the deficiency of
a. Folic acid
b. Vitamin A
c. Vitamin B 12Ans None of these
a. Folic acid
b. Vitamin A
c. Vitamin B 12Ans None of these
4. . Which of the following situations will be fatal to the first foetus ?Ans Rh positive male marries Rh negative woman
5. . The most important function of perspiration is toAns Regulate the body temperature
6. The main function of white blood cell in body is toAns Protect body against diseases
7. . The cranial nerve which supplies regions of the body isAns Vagus
8. 07. The number of chromosomes in the human body isAns 46
9. One micron is equal toAns One- thousandth of a millimeter
10. The innermost linning which wraps the brain and spinal card in vertebrates is calledAns Piamater
11. The internal antenna of transistor set is made of ?Ans Ferror Chrome
12. Gerontology is the study of ?Ans Process of ageing
13. Helium is used for respiration in deep water instead of nitrogen becauseAns It is heavier than nitrogen
14. In a fluorescent tube which of the following components are found?Ans Mercury vapour
15. The common ore of aluminium is ?Ans Chromite
