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- Question
Which of the following statements is/are correct? 1.In June 2016, the LIGO group of scientists announced the detection of a second set of gravitational waves. 2.Gravitational waves were generated due to merger of two black holes at about 1.4 billion light-years distant. 3.Gravitational waves were inserted due to collision of two white dwarf stars at about 1.4 billion light-years distant. Select the correct answer using the code given below.
Options- A. 1 only
- B. 1 and 2 only
- C. 2 and 3 only
- D. 1, 2 and 3
- Correct Answer
- 1, 2 and 3
ExplanationAll are correct. Gravitational waves don?t get distorted or altered by interactions with matter as they go through space. gravitational waves have pure information about the objects and events that created them. The Government of India has given approval for the world?s third advanced Laser Interferometer Gravitational Wave Observatory (LIGO-India) to set up in India.
- 1. Which of the following statements regarding soil is/are correct? 1.Alluvial soils are rich in nitrogen content. 2.Black soils are rich in iron and lime but deficient in nitrogen. 3.Laterite soils are rich in iron and aluminium but deficient in nitrogen and potassium. Select the correct answer using the code given below.
Options- A. 1 and 2 only
- B. 3 only
- C. 2 and 3 only
- D. 1, 2 and 3 Discuss
- 2. The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph. Integrating diversity P: governance which is firmly grounded Q: in international human rights law R: goes hand in hand with
Options- A. QPR
- B. RPQ
- C. PRQ
- D. QRP Discuss
- 3. Which one of the following is the correct sequence of occurrences of rivers from Chennai to Kolkata when travelled by road (shortest distance)?
Options- A. Krishna, Kaveri, Godavari, Mahanadi, Subarnarekha
- B. Krishna, Periyar, Godavari, Mahanadi, Subarnarekha
- C. Penneru,Krishna, Godavari, Mahanadi, Subarnarekha
- D. Penneru, Mahanadi, Subarnarekha, Godavari, Krishna Discuss
- 4. In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word. Tolerate
Options- A. Accept
- B. Bear
- C. Permit
- D. Disapprove Discuss
- 5. The Line of Cancer passes through how many states of India?
Options- A. 5
- B. 6
- C. 7
- D. 8 Discuss
- 6. Champaner-Pavagadh Archaeological Park is in ________.
Options- A. Rajasthan
- B. Assam
- C. Bihar
- D. Gujarat Discuss
- 7. In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No error'. Ritika decided to get up early (1)/ to wear a nice dress (2)/ and visit her aunt. (3)/ No Error (4)
Options- A. 1
- B. 2
- C. 3
- D. 4 Discuss
- 8. Which state does not share its border with Jharkhand?
Options- A. Madhya Pradesh
- B. Chhattisgarh
- C. Orissa
- D. West Bengal Discuss
- 9. Ranthambhore Fort is in
Options- A. Maharashtra
- B. Orissa
- C. Rajasthan
- D. Sikkim Discuss
- 10. In the following question, out of the four alternatives, select the word similar in meaning to the word given. Surreptitious
Options- A. Hesitation
- B. Secret
- C. Impious
- D. Artless Discuss
More questions
Correct Answer: 2 and 3 only
Explanation:
Alluvial Soils
The proportion of nitrogen is generally low, but potash, phosphoric acid and alkalis are adequate, while iron oxide and lime vary within a wide range.
Black Soils
Chemically, the black soils are rich in lime, iron, magnesia and alumina. They also contain potash. But they lack in phosphorus, nitrogen and organic matter.
Laterite Soils
With rain, lime and silica are leached away, and soils rich in iron oxide and aluminium compound are left behind.
Correct Answer: RPQ
Correct Answer: Penneru,Krishna, Godavari, Mahanadi, Subarnarekha
Explanation:
From south to northeast. Penneru-Andhra Pradesh, Krishna-Karnataka, Godavari-Maharashtra, Mahanadi-Odisha, Subarnarekha-Jharkhand.
Correct Answer: Disapprove
Correct Answer: 8
Correct Answer: Gujarat
Correct Answer: 3
Correct Answer: Madhya Pradesh
Correct Answer: Rajasthan
Correct Answer: Secret
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