INSIGHT UPSC QUIZ

 Consider the following statements:

Read the following statements carefully and select the correct answer from codes given below:

1. Working of electric motors involves the electric effect of electric current.

2. Working of electric generators involves the magnetic effect of moving magnets. 

Which of the statement(s) given above is/are correct?

Read the following statements carefully:

1. Vector-borne diseases are caused by parasites, viruses and bacteria. 

2. Skin infections are generally caused by different kinds of fungi.

3. Elephantiasis is a disease caused by different species of worms.

Which of the statement(s) given above is/are correct?

Which among the following are the characteristic features of birds?

1. They are cold-blooded animals.

2. They lay eggs.

3. Two forelimbs are modified for flight.

4. They breathe through lungs.

Select the correct answer using the code given below:

Consider the following statements about ‘Acid Rain’: 

1. Oxides of sulphur and nitrogen are major contributors to acid rain.

2. Acid rain is good for agriculture as it provides nitrogen for the growth of plants.

3. When acid rain flows into the river, it increases the pH level of river water. 

Which of the statements given above is/are correct?

Vectors are living organisms that can transmit infectious pathogens between humans, or from animals to humans. The commonest vectors we all know are mosquitoes. Which among the following vector borne diseases are caused by mosquitoes?

1. Yellow Fever

2. Lymphatic Filariasis

3. Zika Fever

4. Japanese Encephalitis

Select the correct answer using the code given below:

With reference to the uses of ‘concave mirrors’, read the following statements carefully:

1. They are commonly used in vehicles headlights to get powerful parallel beams of light. 

2. They are often used as shaving mirrors to see a larger image of the face. 

3. They are fitted on the sides of the vehicle to have a wider field of view.

4. Large concave mirrors are used to concentrate sunlight to produce heat in solar furnaces.

Which of the statements given above is/are correct?

 In the context of nature of light, read the following statements carefully: 

1. Light does not travel in the same direction in all mediums. 

2. Light propagates with different speeds in different mediums. 

3. Light travels fastest in air with speed of 3×10⁸ m/s. 

4. Speed of light reduces considerably in glass or water.

Which of the statements given above is/are correct?

Consider the following statements: 

1. Cold-blooded animals do not have the capacity to regulate their body temperature. 

2. Amphibians are cold-blooded animals and reptiles are warm-blooded animals.

Which of the statements given above is/are correct?

Consider the following statements about ‘Biochemical Oxygen Demand’ (BOD):

1. It is the amount of oxygen required by bacteria to break down the organic matter present in a certain volume of a sample of water.

2. Highly polluted water have BOD value of less than 5 ppm. 

Which of the statements given above is/are correct?