(626) Wisdom teeth normally grow between the age of ?
- A. 34-40
- B. 17-30
- C. 45-55
- D. 10-17
(627) Which of the following flower is called Queen of Water?
- A. Rose
- B. Lilly
- C. Rafflesia
- D. Tulip
(628) Fan was invented by ?
- A. Arthur Schimit
- B. Alfered Nobel
- C. Skaats Wheeler
- D. None of these
(629) The movement of any solvent across a semipermeable membrane is called ?
- A. Osmosis
- B. Cataphoresi s
- C. Electrolysis
- D. Electrophor esis
(630) Which has the lowest pH?
- A. Hepatic Bile
- B. Gastric Juice
- C. Saliva
- D. Pancreatic Juice
(631) is the “Work done in moving a unit charge between two points in an electric circuit”?
- A. Potential difference
- B. Current
- C. Power
- D. Resistence
(632) A crescograph is a device for measuring the growth in ?
- A. Micro Organism
- B. Plants
- C. Human
- D. Pollution
(633) Which of these is a micronutrient of plants?
- A. Oxygen
- B. Nitrogen
- C. Boron
- D. Carbon
(634) Cover of the capsule is made of ?
- A. Paper
- B. Polythene
- C. Eggshell
- D. Gelatin
(635) Isotopes of an element have the same number of ?
- A. Neutrons
- B. Protons
- C. Electrons
- D. Beta rays
(636) Which of the following is the world’s loudest bird ?
- A. White bellbird
- B. Peacock
- C. Piha
- D. None of the above
(637) NASA scientists have recently detected water vapor on which Jupiter’s moon?
- A. Callisto
- B. Europa
- C. lo
- D. None
(638) Which one of the following non-metals is not a poor conductor of electricity?
- A. Sulphur
- B. Selenium
- C. Bromine
- D. Phosphorus
(639) The distance of a place South or North of equator is called ?
- Longitude
- Latitude
- Aptitude
- None of these
(640) Botany is also called ?
- A. Phytology
- B. Phycology
- C. Pedology
- D. Plantophyta
(641) Permanent hardness of water due to sulphate of metals can be destroyed by the use of ?
- A. Zeolites
- B. Sulphonides
- C. Lime
- D. Nitrates
(642) The discovery of neutron became very late because ?
- A. It does not carry any charge
- B. It does not move
- C. It is a fundamenta l particle
- D. It is present in nucleus
(643) If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called ?
- A. Annealing
- B. Quenching
- C. Tempering
- D. Nitriding
(644) The ozone molecule contains which type of bonding ?
- A. Dative bond
- B. Covalent bond
- C. Both A and B
- D. Ionic Bond
(645) The normal range of the number of white blood cells in a microliter of blood is between ?
- A. 2,500 and 09,300
- B. 4,500 and 10,000
- C. 4,900 and 12,000
- D. None of these
(646) How many Calories are there in 100 grams Natural Honey?
- A. 107
- B. 209
- C. 304
- D. 416
(647) How many bones are in human Eyes?
- A. Three
- B. Four
- C. Five
- D. Seven
(648) Which of the following cutting conditions greatly affects the tool wear?
- A. Cutting speed
- B. Feed
- C. Depth of cut
- D. None of the above
(649) The study of forces acting upon bodies in motion in the air is called ?
- A. Aeronautics
- B. Aerophysics
- C. Aerodynam ics
- D. Aerofractio n
(650) Who discovered the Solar system ?
- A. Copernicus
- B. Newton
- C. Galileo
- D. Kepler