INSIGHT UPSC QUIZ

 Consider the following statements:

1. Some substances like carbon dioxide or oxygen can move across the cell membrane by a process called Osmosis. 

2. In the cell’s external environment, the concentration of carbon dioxide is low as compared to that inside the cell.

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

In context of cells in the human body, consider the following statements:

1. The shape and size of cells are related to the specific function they perform.

2. A cell is able to live and perform all its functions because of its components known as organelles.

3. All cells present in human body have the same organelles.

Select the correct answer using the code given below:

In the Animal Kingdom, which of the following groups of organisms shows the highest level of cellular organisation?

1. Annelids 

2. Sponges

3. Coelenterates

Choose the correct answer by using the codes given below:

Unicellular organism are unique because they are made up of a single cell only. Which of the following is/are examples of unicellular organisms?

1. Amoeba

2. Yeast

3. Bacteria

Select the correct answer using the code given below:

Consider the following statements about the ‘scattering of light’: 

1. Very fine particles scatter mainly blue light while particles of larger size scatter light of longer wavelengths. 

2. If the size of the scattering particles is large enough, then, the scattered light may even appear white. 

Which of the statements given above is/are correct?

When light enter the human eye, it passes through the different parts of the eye. In this context arrange the following in the correct sequence:

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

1. The phenomenon of splitting of white light into its seven component colours by a prism is called dispersion.

2. While passing through a prism, the violet light bends the least while the red the most.

3. Isaac Newton was the first to use a glass prism to obtain the spectrum of sunlight.

Which of the statements given above is/are correct?

 The parasitic nutritive strategy, by which some organisms derive nutrition from plants or animals without killing them, is used by which of the following organisms?

1. Cuscuta (amar-bel)

2. Ticks

3. Bread moulds

4. Tape-worms

Select the correct answer using the code given below.

According to Archimedes’ principle - When a body is immersed fully or partially in a fluid, it experiences an upward force that is equal to the weight of the fluid displaced by it. Which among the following are based on the application of this principle?

1. Ships

2. Lactometer

3. Thermometer

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?