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Science (Mixed) Quiz Based on NCERT for SSC 2016 Quiz

                                Science (Mixed) Quiz Based on NCERT for SSC 2016 Quiz_40.1

1. Biomass energy is—
A. formed through photosynthesis
B. caused by heat due to the large mass of the earth
C. has been used for only a few years
D. effective in only certain regions of India
2. Which of the following is not a major pollutant from automobiles?
A. carbon monoxide
B. unburned hydrocarbons
C. nitrous oxide
D. sulphur dioxide
3. Which is the longest?
A. a kilo metre
B. a centi metre
C. a deka metre
D. a tera metre
4. The most serious environmental pollution from a nuclear reactor is—
A. radioactivity
B. particulate formation
C. thermal pollution
D. noise pollution
5. Plants get their nitrogen from—
A. rain
B. the soil
C. the air
D. the bedrock
6. Defect of colour blindness can be remedied by the use of—
A. Concave lens
B. Convex lens
C. Cylindrical lens
D. None of the above
7. Consider the following:
1. Oxides of Hydrogen
2. Oxides of Nitrogen
3. Oxides of Sulphur
Which of the above causes/cause acid rain?
A. 1 and 2 only
B. 3 only
C. 2 and 3 only
D. 1, 2 and 3
8. Deficiency of iron leads to—
A. Anorexia
B. Anaemia
C. Polycythemia
D. Leucopenia
9. Given below are the names of four energy crops. Which one of them can be cultivated for ethanol?
A. Jatropha
B. Maize
C. Pongania
D. Sunflower
10.When an ant bites a person, which irritating chemical it (ant) injects into his (person) body?
A. Acetic acid
B. Citric acid
C. Tartaric acid
D. Formic acid