Examsbook | Hand picked material and question banks

प्र: Which is the largest coal producing country in the World? 2100 0

उत्तर : 2. "China"
व्याख्या :
Answer: B) China Explanation: China has been by far the biggest coal producing country over the last three decades. The country produced about 3.6 billion tonnes (Bt) of coal in 2012 accounting for over 47% of the world's total coal output.

प्र: Which of the following is true about blood plasma? 2099 0

उत्तर : 4. "It is about 90% water."
व्याख्या :
Answer: D) It is about 90% water. Explanation: The first option is incorrect because it is devoid of blood cell, also red blood cells so doesn’t contains haemoglobin. The second option is incorrect because plasma is colorless. The third option is also incorrect because plasma contains the clotting factors.

प्र: What is the Focus of an Earthquake? 2099 0

उत्तर :
व्याख्या :
A Focus of an earthquake is the location where the earthquake begins. The ground ruptures at this spot, then seismic waves radiate outward in all directions. At this focus point, the release of energy due to faulting actually occurs during an earthquake. The point directly above the focus on the surface is called Epicenter. The focus is also called as Hypocenter as it is the synonym of the focus.

प्र: The largest flag of India measuring _______ feet was inaugurated on March 5, 2017 on the tallest flag post at the Indo-Pak Attari Border in Amritsar. 2098 0

उत्तर : 1. "360 ft"
व्याख्या :
Answer: A) 360 ft Explanation: A 360-foot-high (110 metres) flag post, said to be the country's tallest, was inaugurated at the Indo-Pak Attari Border, just a stone's throw from Pakistan. Punjab Minister Anil Joshi inaugurated the country's largest tricolour on the tallest flag post - measuring 110 metres in length, 24 metres in width and 55 tons in weight. Built at an approximate cost of Rs 3.50 crore, the post was a project of the Amritsar Improvement Trust Authority of the Punjab Government.

प्र: How long can a beaver hold its breath? 2098 0

उत्तर : 1. "15 min"
व्याख्या :
Answer: A) 15 min Explanation: Beavers Can Hold Their Breath for 15 Minutes Underwater. The behavior of beavers means that they need to be able to remain underwater for several minutes at a time.

प्र: P can do a piece of work in 5 less days than Q. If both of them can do the same work in 1119days, in how many days will Q alone do the same work ? 2097 0

उत्तर : 2. "25 days"
व्याख्या :
Answer: B) 25 days Explanation: Let Q complete that work in 'L' days => 1L + 1L-5 = 9100 => 9L2-245L+500=0 L = 25 days.

प्र: Ajay and his wife Reshmi appear in an interview for two vaccancies in the same post. The Probability of Ajay's selection is 1/7 and that of his wife Reshmi's selection is 1/5. What is the probability that only one of them will be selected? 2097 0

उत्तर : 3. "2/7"
व्याख्या :
Answer: C) 2/7 Explanation: P( only one of them will be selected) = p[(E and not F) or (F and not E)] = PE∩F∪F∩E = PEPF+PFPE =17×45+15×67=27

प्र: What sugar is found in DNA? 2096 0

उत्तर : 2. "Deoxyribose"
व्याख्या :
Answer: B) Deoxyribose Explanation: DNA - Deoxyribonucleic acid is a type of nucleic acid. The sugar contained in it is called Deoxyribose.

प्र: Which is the largest coal producing country in the World? 2100 0

उत्तर : 2. "China"
व्याख्या :
Answer: B) China Explanation: China has been by far the biggest coal producing country over the last three decades. The country produced about 3.6 billion tonnes (Bt) of coal in 2012 accounting for over 47% of the world's total coal output.

प्र: Which of the following is true about blood plasma? 2099 0

प्र: What is the Focus of an Earthquake? 2099 0

प्र: The largest flag of India measuring _______ feet was inaugurated on March 5, 2017 on the tallest flag post at the Indo-Pak Attari Border in Amritsar. 2098 0

प्र: How long can a beaver hold its breath? 2098 0

उत्तर : 1. "15 min"
व्याख्या :
Answer: A) 15 min Explanation: Beavers Can Hold Their Breath for 15 Minutes Underwater. The behavior of beavers means that they need to be able to remain underwater for several minutes at a time.

प्र: P can do a piece of work in 5 less days than Q. If both of them can do the same work in 1119days, in how many days will Q alone do the same work ? 2097 0

उत्तर : 2. "25 days"
व्याख्या :
Answer: B) 25 days Explanation: Let Q complete that work in 'L' days => 1L + 1L-5 = 9100 => 9L2-245L+500=0 L = 25 days.

प्र: Ajay and his wife Reshmi appear in an interview for two vaccancies in the same post. The Probability of Ajay's selection is 1/7 and that of his wife Reshmi's selection is 1/5. What is the probability that only one of them will be selected? 2097 0

उत्तर : 3. "2/7"
व्याख्या :
Answer: C) 2/7 Explanation: P( only one of them will be selected) = p[(E and not F) or (F and not E)] = PE∩F∪F∩E = PEPF+PFPE =17×45+15×67=27

प्र: What sugar is found in DNA? 2096 0

उत्तर : 2. "Deoxyribose"
व्याख्या :
Answer: B) Deoxyribose Explanation: DNA - Deoxyribonucleic acid is a type of nucleic acid. The sugar contained in it is called Deoxyribose.

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

प्र: Which is the largest coal producing country in the World? 2100 05b5cc6b9e4d2b4197774d6fd

उत्तर : 2. "China" व्याख्या :Answer: B) China Explanation: China has been by far the biggest coal producing country over the last three decades. The country produced about 3.6 billion tonnes (Bt) of coal in 2012 accounting for over 47% of the world's total coal output.

प्र: Which of the following is true about blood plasma? 2099 05b5cc622e4d2b4197774b7e4

प्र: What is the Focus of an Earthquake? 2099 05b5cc6a3e4d2b4197774cc0f

प्र: The largest flag of India measuring _______ feet was inaugurated on March 5, 2017 on the tallest flag post at the Indo-Pak Attari Border in Amritsar. 2098 05b5cc71ee4d2b4197774f5c2

प्र: How long can a beaver hold its breath? 2098 05b5cc61ee4d2b4197774b79d

उत्तर : 1. "15 min" व्याख्या :Answer: A) 15 min Explanation: Beavers Can Hold Their Breath for 15 Minutes Underwater. The behavior of beavers means that they need to be able to remain underwater for several minutes at a time.

प्र: P can do a piece of work in 5 less days than Q. If both of them can do the same work in 1119days, in how many days will Q alone do the same work ? 2097 05b5cc6c2e4d2b4197774dbcd

उत्तर : 2. "25 days" व्याख्या :Answer: B) 25 days Explanation: Let Q complete that work in 'L' days => 1L + 1L-5 = 9100 => 9L2-245L+500=0 L = 25 days.

प्र: Ajay and his wife Reshmi appear in an interview for two vaccancies in the same post. The Probability of Ajay's selection is 1/7 and that of his wife Reshmi's selection is 1/5. What is the probability that only one of them will be selected? 2097 05b5cc7d0e4d2b41977751222

उत्तर : 3. "2/7" व्याख्या :Answer: C) 2/7 Explanation: P( only one of them will be selected) = p[(E and not F) or (F and not E)] = PE∩F∪F∩E = PEPF+PFPE =17×45+15×67=27

प्र: What sugar is found in DNA? 2096 05b5cc6a6e4d2b4197774cd65

उत्तर : 2. "Deoxyribose" व्याख्या :Answer: B) Deoxyribose Explanation: DNA - Deoxyribonucleic acid is a type of nucleic acid. The sugar contained in it is called Deoxyribose.

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

त्रुटि की रिपोर्ट करें

प्र: Which is the largest coal producing country in the World? 2100 0

उत्तर : 2. "China"
व्याख्या :
Answer: B) China Explanation: China has been by far the biggest coal producing country over the last three decades. The country produced about 3.6 billion tonnes (Bt) of coal in 2012 accounting for over 47% of the world's total coal output.

प्र: Which of the following is true about blood plasma? 2099 0

प्र: What is the Focus of an Earthquake? 2099 0

प्र: The largest flag of India measuring _______ feet was inaugurated on March 5, 2017 on the tallest flag post at the Indo-Pak Attari Border in Amritsar. 2098 0

प्र: How long can a beaver hold its breath? 2098 0

उत्तर : 1. "15 min"
व्याख्या :
Answer: A) 15 min Explanation: Beavers Can Hold Their Breath for 15 Minutes Underwater. The behavior of beavers means that they need to be able to remain underwater for several minutes at a time.

प्र: P can do a piece of work in 5 less days than Q. If both of them can do the same work in 1119days, in how many days will Q alone do the same work ? 2097 0

उत्तर : 2. "25 days"
व्याख्या :
Answer: B) 25 days Explanation: Let Q complete that work in 'L' days => 1L + 1L-5 = 9100 => 9L2-245L+500=0 L = 25 days.

प्र: Ajay and his wife Reshmi appear in an interview for two vaccancies in the same post. The Probability of Ajay's selection is 1/7 and that of his wife Reshmi's selection is 1/5. What is the probability that only one of them will be selected? 2097 0

उत्तर : 3. "2/7"
व्याख्या :
Answer: C) 2/7 Explanation: P( only one of them will be selected) = p[(E and not F) or (F and not E)] = PE∩F∪F∩E = PEPF+PFPE =17×45+15×67=27

प्र: What sugar is found in DNA? 2096 0

उत्तर : 2. "Deoxyribose"
व्याख्या :
Answer: B) Deoxyribose Explanation: DNA - Deoxyribonucleic acid is a type of nucleic acid. The sugar contained in it is called Deoxyribose.