When sound wave is refracted from air to water, which of the following will remain unchanged? (a) Wave number (b) Wavelength (c) Wave velocity (d) Frequency
1 3793Which electromagnetic radiation is emitted by radioactive substances? (a) ?-rays (b) Radio waves (c) Micro waves (d) X-rays
2 4541Who invented vaccination ? (a) Alexander Fleming (b) Edward Jenner (c) Jonas Salk (d) Louis Pasteur
1 3587Consider the following elements : 112 Cobalt 113 Phosphorus 114 Zinc Which of the above elements are required for maintaining healthy human body? (a) 1 and 2 (b) 2 and 3 (c) 1 and 3 (d) 1, 2 and 3
2 3404What does protein deficiency in children, usually between the age of 1 to 3 years, cause? (a) Anaemia (b) Goiter (c) Kwashiorkor (d) Xerophthalmia
2 4359Consider the following plants : 115 Cycas 116 Pea 117 Pinus In which of the above, the seeds are not enclosed in fruits ? (a) 1 only (b) 1 and 2 (c) 1 and 3 (d) 2 and 3
1 2519Deficiency of which one of the following causes knock-knee, bow legs and pigeon chest in children? (a) Vitamin A (b) Vitamin B2 (c) Vitamin D (d) Vitamin E
1 4170Deficiency of which vitamin results in inflammation of skin and eczema along with diarrhoea? (a) Ascorbic acid (b) Folic acid (c) Nicotinic acid (d) Pantothenic acid
1 5248Which of the following produces oestrogen in the human female reproductive system? (a) Cervix (b) Ovary (c) Fallopian tube (d) Uterus
1 2715Which part of the brain controls respiration ? (a) Cerebral cortex (b) Medulla (c) Cerebellum (d) Cerebrum
2 5492Synthetic ethanol is produced by reacting ethane (in the presence of phosphoric acid) with (a) Hydrogen (b) Potassium dichromate (c) Oxygen (d) Water
2 3863Consider the following statements : 118 Marble is a constituent of tooth paste. 119 Gypsum is used for the manufacture of ammonium sulphate. Which of the statements given above is/are correct ? (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2
1 2863In which among the following molecules is the distance between two adjacent carbon atoms largest? (a) Benzene (b) Ethane (c) Ethene (d) Ethyne
2 3399Match List-I (Compound) with List-II (Chemical Name) and select the correct answer using the codes given below the lists : List-I List-II (Compound) (Chemical Name) A. Bleaching powder 1. Calcium oxychloride B. Gypsum 2. Calcium sulphate C. Marble 3. Calcium carbonate A B C (a) 1 2 3 (b) 2 3 1 (c) 1 3 2 (d) 2 1 3
2 3796Post New General Knowledge_Current Affairs Questions
hello sir ow to i prepare my gk my gk is so week.my i m fill up fourm of delhi police SI post. so plz reply
How many times in year does the General Assembly of United Nations meet?
i have selected for interview in exam sbi clerk i need some interview question. i have completed my graduation from commerce plez help me
For unemployed people, which plans are adopted by government?
how many nationalised banks
India conducted Military Exercise Garuda Sakthi with which state?
Hi Friends, Can anyone tell me regarding written test of KAS exam? Ambiguity for me in this case is, do we need to write answers of 3 or 4 pages ? And can any one tell me what kinds of questions(few examples) we will get for general exams??
Who is Hugo Chavez?
CHARACTER CERTIFICATE format" Plz send me anyone have . sreejachandranc@gmail.com
Who are the latest Noble Prize Winners, Padma Awards Winners, Miss India, Miss World, Miss Universe etc.?
which is the largest state in india?
Do you have any idea about Common wealth games? In which year they will be held?
What is the Currency for Hongkong?
who won the recent oscar award for indian music?
Who are the Bharat Ratna Awardees in the year 2016?
