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Science Quiz for CTET Exam 2017

Science Quiz for CTET Exam 2017_30.1

Q1. Nuclear family refers to-
(a) any family born after 1956
(b) family includes parents and their children
(c) only husband and wife
(d) entire family including children, their parents and grand parents

Q2. Tobacco addiction is due to-
(a) nicotine
(b) cocaine
(c) caffeine
(d) histamine

Q3. Carrier of Dengue disease is-
(a) aedes mosquito
(b) culex mosquito
(c) anopheles mosquito
(d) housefly

Q4. DDT is-
(a) an antibiotic
(b) dichloro difluoro titanium
(c) degradable fertilizer 
(d) non-degradable pollutant

Q5. Renewable sources of energy is-
(a) coal
(b) plants
(c) uranium
(d) petrol

Q6. Maximum amount of gas found in air is-
(a) oxygen
(b) nitrogen
(c) carbon-dioxide
(d) hydrogen

Q7. Ozone layer is found in-
(a) stratosphere
(b) thermosphere
(c) troposphere
(d) mesosphere

Q8. Most plants are present in-
(a) Lithosphere
(b) Atmosphere
(c) Photosphere
(d) Hydrosphere

Q9. Which is not a biotic factor?
(a) plants 
(b) animals
(c) rocks
(d) micro-organisms

Q10. A fresh egg sinks in pure water whereas it floats in saturated salty water, this is due to-
(a) egg shell is made up of calcium which is lighter than pure water
(b) higher density of the salty water
(c) higher density of the pure water
(d) the fluid matter inside the egg shell

S1. Ans.(b) 
S2. Ans.(a) 
S3. Ans.(a) 
S4. Ans.(d) 
S5. Ans.(b) 
S6. Ans.(b) 
S7. Ans.(a) 
S8. Ans.(d) 
S9. Ans.(c) 
S10. Ans.(b)