Question Discussion & Solution

Explanation:

• Plants that grow in the desert have to withstand long dry spells of summer and extreme weather condition
• Hence their leaves stem and roots get modified to prevent loss of excess water and to store water
• Some common adaptation seen in desert plants are:
• 'they have a long root that goes deep in search of water
• they have reduced or very few leaves
• The stem is modified to store water
• Additionally, leaves may turn into spines to protect from predators

Additional Information

• Desert Oak is a tree that is found in  Australia.
• It is found in the dry and arid regions of Australia
• It grows almost 10 ft tall
• It has very few leaves
• Its roots go very deep in search of water
• This water is stored in the tree trunk. Local people use a thin pipe to drink this water.

• Scientific Name: Allocasuarina decaisneana 

• The suspensions that hand from branches are nothing but modifies leaves in order to reduce water loss

The correct answer is option 4.

Explanation:

• Compact Disc-Recordable (CD-R) technology is known as Write Once-Read Many (WORM), which allows you to write data onto a disk just once that can not be erased.
• CD-R discs are blank CDs that can record data written by a CD burner. After that, the data is permanent and can be read any number of times. ​

Additional Information

• The data burned onto a CD-R disc is permanent.

• CD-RW Stands for "Compact Disc Re-Writable."
  • A CD-RW is a blank CD that can be written to by a CD burner. 
  • CD-RW can be written multiple times.
• CD-ROM Stands for "Compact Disc Read-Only Memory."
  • A CD-ROM is a CD that can be read by a computer with an optical drive. 

• ​Another term of Worm (termed as 'malware') A computer worm is a malicious virus, that is a self-replicating software program that affects the functions of hardware and software programs.​​

The correct answer is Uttar Pradesh.

Key Points

• Uttar Pradesh
  • Uttar Pradesh is the most populous state in India, with 199,581,477 people as of 1 March 2011. Hence, Option 4 is correct.
  • The state contributes 16.16 percent of India's population
  • The population density is 828 people per square kilometer, making it one of the most densely populated states in the country
  • The sex ratio in 2011 was 908 women to 1000 men, lower than the national figure of 933
  • Estimates released by the Planning Commission for the year 2009-10 revealed that Uttar Pradesh had 59 million people below the poverty line, the most for any state in India
  • Hindi is the official language as well as the mother tongue of many in the state.
  • Urdu, additionally an official state language, is primarily spoken by Muslims.

Additional Information

• Largest State in India by Population

• S. No.	State Name	Population (As per Census 2011)
  1	Uttar Pradesh	199,812,341
  2	Maharashtra	112,374,333
  3	Bihar	104,099,452
  4	West Bengal	91,276,115
  5	Andhra Pradesh	84,580,777
  6	Madhya Pradesh	72,626,809
  7	Tamil Nadu	72,147,030
  8	Rajasthan	68,548,437
  9	Karnataka	61,095,297
  10	Gujarat	60,439,692

Map of India Population Density:

Mobile is a type of Electronic gadget. Similarly, Ginger is a modified stem.

Hence Ginger is related to Stem.

The pattern followed here is:

Similarly,

Hence, AHPSXMZD is the correct answer.