IASbaba Daily Prelims Test- [Day 6]

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IASbaba Daily Prelims Test 2015- [Day 6]

Topic- Environment/Ecology and Current Affairs

Questions

1. Consider the following statements

1. Sun is the only source of energy for all ecosystems on Earth
2. Of the incident solar radiation more than 50 per cent of it is Photosynthetically Active Radiation (PAR)

Select the correct code 

1. Only 1
2. Only 2
3. Both
4. None

2. Arrange the following in increasing order of ‘Productivity in Ecosystem’ (metric tonne per year)

1. Woodland and shrubland < tropical rain forest < Continental shelf < Open sea
2. Continental shelf < Woodland and shrubland < Tropical rain forest < Open ocean
3. Tropical rain forest< Continental shelf< Woodland and shrubland < Open ocean
4. Woodland and shrubland < Continental shelf < Tropical rain forest < Open ocean

Select the correct codes

1. 1
2. 2
3. 3
4. 4

3. Consider the following statements about ecological pyramids

1. Grassland and forest ecosystem have similar Pyramid of Numbers.
2. Pyramid of Biomass is the most accurate among three ecological pyramids-Number, Biomass and Energy.
3. Pyramid of Energy is always upright in nature irrespective of type of ecosystem.

 Select the correct code

1. 1 and 2
2. 1, 2 and 3
3. Only 2
4. Only 3

4. Which among the following can effectively be examples of ‘Secondary Succession’?

1. Formation of a new Island after volcanic eruption
2. The renewal of a forest after a fire
3. A flooded land
4. The renewal of a crop after harvesting

 Select the correct option

1. 1, 2 and 3
2. 2, 3 and 4
3. 1, 3 and 4
4. All

5. If the concentration of oxygen gets doubled in the atmosphere, what can be the possible effects of the same?

1. We will die young
2. Most insects will grow bigger in size
3. We will be less prone to sickness
4. Our Vehicle will give better mileage

Select the correct option

1. 1, 2 and 3
2. 1, 3 and 4
3. 1, 2, 3 and 4
4. 2, 3 and 4

6. The ecological footprint is a measure of human demand on the Earth’s ecosystems. It measures-

1. How much of the biological capacity of the planet is demanded by a given human activity or population
2. Ecological Footprints is calculated for overall activity of a nation or population and activities such as industrialization etc.
3. The disadvantage of Ecological Footprint is that it cannot be calculated for individual people or area.

 Select the wrong statement/s

1. 1 and 2
2. Only 2
3. 1 and 3
4. Only 3

7. Which of the following describes the relationship of Mutualism?

1. Pollination
2. Rhizobium
3. Human and Bacteria
4. Zoochory

Select the correct code-

1. 1, 2 and 3
2. 3 and 4
3. 2 and 4
4. All

8. Bioluminescence is the production and emission of light by a living organism. Which of the following exhibit the phenomenon of Bioluminescence?

1. Krill
2. Fungi
3. Bacteria
4. Winged beetles
5. Octopus

Select the correct code/s

1. 1, 2, 4 and 5
2. 1, 3, 4 and 5
3. 2, 3, 4 and 4
4. All

9.‘A transition area between two adjacent but different landscape patches’ is called as

1. Ecozone
2. Ecoregion
3. Ecotone
4. Ecosystem

10. If you travel through the villages and interior of Central India and Northern India, the traditional Water Harvesting System to be witnessed will be-

1. Zing
2. Johad
3. Kunds
4. Surangam
5. Kere

Select the correct codes

1. 1, 2, and 3
2. 1, 3, 4 and 5
3. 2, 4 and 5
4. All

Current Affairs

11. Tropical cyclones occur in –

1. tropics only
2. tropics and sub tropics only
3. subtropics only
4. tropic, subtropics and extra-tropics

12. When water droplets freeze on ice crystals, process known as

12. Bergeron process
13. Snowflakes process
14. Ice Shelves process
15. Water crystallization

13. Which of following are rift valley-

1. Lake Tanganayika
2. Gulf of Aden
3. Lake Baikal
4. Black Sea

Select the correct code

1. 2 and 3
2. 1, 3 and 4
3. 2 and 4
4. 1 and 3

14. Below are the statements that differentiate the types of diabetes. If you notice your friend is a diabetic, then how will you differentiate if he/she is type 1 or type 2?

1. Your friend is having the most common type of diabetes.
2. His/Her familiar background shows strong hereditary reasons for being diabetic.

Select the correct code

1. Your friend is suffering from Type 2 diabetes
2. Your friends is suffering from Type 1 diabetes
3. Both
4. None

15. Arrange the following countries from West to East (Horizontally) along Mediterranean Sea

1. Tunisia
2. Egypt
3. Jordan
4. Syria

 Select the correct code

1. 1-2-3-4
2. 2-4-3-1
3. 3-4-2-1
4. 1-2-4-3

16. A geographical indication (GI) is a name or sign used on certain products which corresponds to a specific geographical location or origin. Match the following Indian GI correctly

1. Bidriware- Kerala
2. Chanderi Fabric- Madhya Pradesh
3. Nirmal Paintings- Telangana
4. Kaipad Rice- Karnataka

 Select the correct code

1. 1, 2, 3 and 4
2. 1, 3 and 4
3. 2 and 3
4. 1 and 4

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