EXAM IDEAS

                                                                                                                                             Proff. R. S. Sengar

1. Name the region of biosphere reserve which is legally protected and where no human activity is allowed:

(a) Core Zone        (b) Transition Zone

(c) Buffer Zone        (d) Restoration Zone

Ans. A

2. Which Kind of pollution is indicated by the presence of Escherchiacoli:

(a) Radiation Pollution

(b) Soil Pollution

(c) Water Pollution

(d) Air Pollution

Ans. C

3. U. V. Rays causes:

(a) Skin Cancer       (b) Liver Cancer

(c) Lung Cancer      (d) Throat Cancer

Ans. A

4. The effect of SO2 is on:

(a) Nucleus           (b) Cell Membrane

(c) Chloroplast        (d) Mitochondria

Ans. B

5. Ozone Layer is found in:

(a) Thermosphere     (b) Mesosphere

(c) Stratosphere       (d) Troposphere

Ans. C

6. In which year, Wild Life Protection Act was passed:

(a) 1964              (b) 1972

(c) 1981              (d) 1989

Ans. B

7. Was the first Indian Ruler in the history who established wild sanctuaries?

(a) Harshvardhan      (b) Aurangzeb

(c) Akabar            (d) Ashoka

Ans. D

8. Red Data Book is maintained by:

(a) UNDP            (b) IBWL

(c) WCU              (d) MAB

Ans. C

9. Radiations from exosphere do not harm us due to:

(a) Only 0.1% of radiations reach up to earth

(b) They do not reach up to earth

(c) They provide us energy

(d) None of the above

Ans. A

10. At which concentration CO causes headache and giddiness:

(a) 200 ppm          (b) 150 ppm

(c) 100 ppm          (d) 50 ppm

Ans. C

11. Plant act as air purifier due to:

(a) Transpiration       (b) Photosynthesis

(c) Combustion        (d) Respiration

Ans. B

12. Smog is a combination of:

(a) Smoke + Water    (b) Air + Water

(c) Smoke + Fog     (d) Dust + Water

Ans. C

13. One of the following genes from more stable, toxic complex with hemoglobin:

(a) N2O               (b) CO2

(c) CO               (d) O2

Ans. D

14. pH of rain water is about:

(a) 5.6               (b) 6.5

(c) 7                 (d) 7.5

Ans. A

15. The maximum permissible noise under noise pollution rule is:

(a) 65 dB            (b) 75 dB

(c) 55 dB             (d) 45 dB

Ans. B

Writer: Dr. R. S. Sengar, Director Training and Placement, Sardar VallabhBhai Patel University of Agreiculture and Technology, Modipuram, Meerut.