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Question
If a tropical rain forest is removed, it does not regenerate quickly as compared to a tropical deciduous forest. This is because
Options
A. The soil of rain forest is deficient in nutrients
B. Propagules of the trees in a rain forest have poor viability
C. The rain forest species are slow growing
D. Exotic species invade the fertile soil of rain forest
Correct Answer
The soil of rain forest is deficient in nutrients
General Science problems
Search Results
1. What is the scientific name for washing soda?
Options
A. Sodium carbonate
B. Sodium bicarbonate
C. Calcium carbonate
D. Calcium bicarbonate
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Correct Answer: Sodium carbonate
2. The filament of an electric bulb is made of
Options
A. tungsten
B. nichrome
C. graphite
D. iron
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Correct Answer: tungsten
3. What happens when some charge is placed on a soap bubble?
Options
A. Its radius decreases
B. Its radius increases
C. The bubble Collapses
D. The bubble expands
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Correct Answer: Its radius increases
4. Which one of the following types of laser is used in laser printers?
Options
A. Semiconductor laser
B. Dye laser
C. Gas laser
D. Excimer laser
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Correct Answer: Semiconductor laser
5. Which of the following plants is not capable of manufacturing own food?
Options
A. Algae
B. Mushroom
C. Carrot
D. Cabbage
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Correct Answer: Mushroom
6. The uranium fuel used worldwide is mainly in the form of
Options
A. U3O8
B. UO2
C. UF6
D. U metal
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Correct Answer: UO2
7. The theory which advocates that living beings can arise only from other living beings is termed
Options
A. Bio-genesis
B. Abiogenesis
C. Catastrophism
D. Cosmozoic
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Correct Answer: Bio-genesis
8. What is scientific name of " Tulsi " ?
Options
A. Gossypium Herbaceum
B. Ocimum Sanctum
C. Zea Mays
D. Cojonus Cgjan
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Correct Answer: Ocimum Sanctum
9. Suppose if we measure the time lapse between the two Sunsets by sitting in the beach , from this we can estimate
Options
A. The distance between the sun and earth
B. The depth of the ocean
C. The radius of the earth
D. The radius of the sun
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Correct Answer: The radius of the earth
10. Name the mineral used to produce artificial diamonds.
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Correct Answer: Graphite
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