Cyclones_____.

1. 1. experience coriolis effect that deflect air to the right in the southern Hemisphere
   2. are associated with super geostrophic winds
   3. are typically regions of fair weather
   4. are associated with low-pressure systems

The sky is blue because of_____.

1. 1. Rayleigh scattering
   2. Reflection
   3. Mei scattering
   4. Absorption

How is dengue fever transmitted?

1. 1. Bite of an infected mosquito
   2. Bite of an infected male Aedes mosquito
   3. Bite of an infected female Anopheles mosquito
   4. Bite of an infected female Aedes mosquito

The principle used in radar is the same as that of Sonar. In radar we use radio waves; whereas in sonar we use _____.

1. 1. Red waves
   2. infrared waves
   3. Ultrasonic
   4. None of these

Proteins are made up of _____.

1. 1. Polynucleotide
   2. Polypeptide
   3. Oxyacetylene
   4. None of these

The use of antibiotic is a very effective way of killing disease causing bacteria. Sometime people don’t finish all of thier pills. this can result in_____.

1. 1. Some bacteria lift unkilled
   2. Production of more bacteria
   3. Bacteria becoming sensitive to antibiotics
   4. Bacteria becoming resistance to antibiotics

Astronomical Unite of light years is used to measure _____.

1. 1. Distance
   2. Time Period
   3. Light Intensity
   4. None of these

Three elements needed for the healthy growth of plants are

1. 1. N P K
   2. N K C
   3. N S P
   4. N CaP

The unit used to measured the distance between stars is __

1. 1. Galactic unit
   2. Light Year
   3. Cosmic Kilometer
   4. stellar mikle

Which of the following is not associated with earth’s environment?

1. 1. Lithosphere
   2. Thermosphere
   3. Stratosphere
   4. Troposphere