Q.1:- What is the chemical name of vinegar ?
- Citric acid
- Acetic acid
- Pyruvic acid
- Malic acid
Q.2:- The large amount of sugar present in human blood is ?
Q.3:- Which one of the following is used in the treatment of tuberculosis ?
Q.4:- Which of the following is the largest living bird ?
Q.5:- Which of the following part of tongue bears cells for sour taste ?
Q.6:- Iodoform is used as an ?
Q.7:- The ability of the eye to see in the dark, is due to the production of a purple pigment known as ?
Q.8:- Among the defects of eye, the short sightedness is called ?
Q.9:- Respiration process requires ?
Q.10:- Which one of the following is not a vaccine ?
- Polio vaccine
Q.11:- The age of a tree can be determined more or less accurately by ?
- Counting the number of branches
- Measuring the height of the tree
- Measuring the diameter of the trunk
- Counting the number of rings in the trunk
Q.12:- Blood cancer is otherwise called ?
Q.13:- The study of visceral organs is ?
Q.14:- Which one of the following does not secrete any digestive enzyme ?
- Salivary gland
- Glands of small intestine
Q.15:- The vector of disease sleeping sickness is ?
- Tse-tse fly
Q.16:- The disease that is caused by virus is ?
- Common cold
Q.17:- Blood groups were discovered by ?
- Ronald Ross
Q.18:- Which of the following snakes killed for its beautiful skin has been declared an endangered species ?
- King Cobra
- Russel’s Viper
Q.19:- Sweat glands in mammals are primarily concerned with ?
- Removal of excess salts
- Excretion of nitrogenous wastes
- Sex attraction
Q.20:- of all micro-organisms, the most adaptable and versatile are ?
Q.21:- The standard audible capacity of a healthy human being as per World Health Organisation is in the range of ?
- 45-50 decibels
- 200-250 decibels
- 5-10 decibels
- 2000-2500 decibels
Q.22:- Which of the following is not included in the Technology Mission ?
- Oil seeds
Q.23:- Night blindness results from the deficiency of ?
- Vitamin E
- Vitamin B2
- Vitamin A
Q.24:- Johann Gregor Mendel is famous for propounding ?
- Theory of mutation
- Laws of heredity
- Cell theory
- Theory of acquired characters
Q.25:- Which one of the following is most important for the growth of children up to the age of 14?