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Science Questions For CTET Exam 2017

Science Questions For CTET Exam 2017_30.1
Q1. Most of the digestion occurs in which part of alimentary canal of man-
(a) Pancreas
(b) Small intestine
(c) Large intestine
(d) Stomach

Q2. Digestion started in human from-
(a) Rectum
(b) Stomach
(c) Mouth
(d) Intestine

Q3. The bone of the which organ is the longest in the human body?
(a) Spinal cord
(b) Thigh
(c) Rib cage
(d) Ankle-boneS

Q4. Enzymes are essential for body because-
(a) They provide energy
(b) They control nervous system
(c) These are the structural part of body
(d) These are the catalyst of biochemical activity

Q5. The enzyme which takes part in digestion of milk protein-
(a) Pepsin
(b) Trypsin
(c) Renin
(d) None of these

Q6. Ozone layer is mainly found in
(a) Thermosphere
(b) Stratosphere
(c) Troposphere
(d) Mesosphere

Q7. DDT is:
(a) An antibiotic
(b) Non-degradable Waste
(c) Degradable fertilizer
(d) Dichlorodiphenyltrichloroethane

Q8. A fresh egg sinks in pure water whereas it floats in saturated salt water, this is due to
(a) the fluid matter inside the egg shell
(b) the higher density of the pure water
(c) the higher density of the salty water
(d) the egg shell is made up of calcium which is lighter than pure water

Q9. Which is not a biotic factor?
(a) Plants
(b) Animals
(c) Micro-organisms
(d) Rocks

Q10.Rise in water level in ocean is due to-
(a)Melting of ice in polar region
(b)Excess rainfall
(c)Acid rain
(d)None of these
S1. Ans.(b)
S2. Ans.(c)
S3. Ans.(b)
S4. Ans.(d)
S5. Ans.(c)
S6. Ans.(b)
S7. Ans.(d)
S8. Ans.(c)
S9. Ans.(d)
S10. Ans.(a)