Science Set 1
Q.1 Plants synthesis protein from
1. amino acids
2. starch
3. fatty acids
4. sugar
Answer : 1
Q.2 Most highly intelligent mammals are
1. elephants
2. whales
3. kangaroos
4. dolphins
Answer : 4
Q.3 The largest cell is
1. The egg of an Ostrich
2. Nerve Cell
3. Ovum
4. None of the above
Answer : 1
Q.4 What is the life span of RBC?
1. 130 days
2. 120 days
3. 220 days
4. 140 days
Answer : 2
Q.5 What is the normal value of blood sugar in the body?
1. 60 to 120mg/100 ml of blood
2. 80 to 120mg/100 ml of blood
3. 90 to 120mg/100 ml of blood
4. 70 to 120mg/100 ml of blood
Answer : 2
Q.6 Total number of bone found in a man
1. 212
2. 202
3. 206
4. 200
Answer : 3
Q.7 Pace maker is related with
1. Kidney
2. Brain
3. Heart
4. Lung
Answer : 3
Q.8 Purification of blood takes place in
1. Heart
2. Kidney
3. Lung
4. None of the Above
Answer : 3
Q.9 The power of a lens is measured in
1. candela
2. aeon
3. lumen
4. diopters
Answer : 4
Q.10 The metal that is present in Photo Films is
1. Platinium
2. Mercury
3. Magnesium
4. Silver
Answer : 4
Q.11 Acid rain is caused by
1. NO
2 and O
2
2. CO and CO
2
3. SO
2 and O
2
4. NO
2 and NO
2
Answer : 4
Q.12 Iodine test is used to detect
1. Cholesterol
2. Carbohydrate
3. Fat
4. Protein
Answer : 2
Q.13 The term "brown air " is used for
1. Industrial smog
2. Sulphurous smog
3. Photochemical smog
4. Acid fumes
Answer : 3
Q.14 The mercury and sodium street lamps light up because of
1. Atomic emission
2. Electron emission
3. Electron absorption
4. Atomic absorption
Answer : 1
Q.15 Sound is heard over longer distances on rainy days because
1. sound travels slowly in moist air
2. sound travels faster in moist air
3. moist air does not absorb sound
4. moist air absorbs sound
Answer : 2
Q.16 Potato is a ?
1. Root
2. Stem
3. Bud
4. Fruit
Answer : 2
Q.17 Haematopoiesis take place in _____
1. Lungs
2. Bone marrow
3. Liver
4. Pancreas
Answer : 2
Q.18 Nitric acid does not react with
1. Gold
2. Copper
3. Zinc
4. Iron
Answer : 1
Q.19 Which one of the following is an ohmic conductor?
1. Germanium
2. Silicon
3. Silver
4. Carbon
Answer : 3
Q.20 Anemometer is an instrument meant for measuring __________
1. velocity
2. air masses
3. wind speed
4. temperature
Answer : 3
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Q.21 In a photocell light energy is converted into
1. chemical Energy
2. heat Energy
3. electrical Energy
4. potential Energy
Answer : 3
Q.22 Helium gas is used in gas balloons instead of hydrogen gas because it is
1. more stable
2. non-combustible
3. more abundant than hydrogen
4. lighter than hydrogen
Answer : 4
Q.23 The chambers in a human heart is
1. Two
2. Four
3. Five
4. Three
Answer : 2
Q.24 Steel contains
1. 5-10% carbon
2. more than 10% carbon
3. 0.1%-2% carbon
4. no carbon
Answer : 3
Q.25 Cokking gas is a mixure of
1. carbon and propane
2. carbon dioxide and oxygen
3. carbon monoxide and carbon dioxide
4. methane and ethylene
Answer : 1