1. Which of statements are True? (i) Octane number increases with chain length. (ii) Cycloalkanes have higher Octane number than straight chain alkanes. (iii). Alkenes and aromatic hydrocarbon have higher Octane number than straight chain alkanes. (iv) Branched chain alkanes have lower octane number than straight chain alkanes.
(A) (i) and (iv) (B) (i) and (ii) (C) (ii) and (iii) (D) (i), (ii), (iii) and (iv) (E) Answer not known
2. Match the following hormone with the disorder caused : (a) Insulin (b) Thyroxine (c) Glucocorticoids (d) Growth hormone
(A) (1) and (2) are correct (B) (3) and (4) are correct (C) (2) and (3) are correct (D) (1) and (4) are correct (E) Answer not known
4. The Nobel Prize in Medicine was awarded to Victor Ambros and Gary Ruvkun for their discovery of (A) Expression Sequence Tags (B) Micro RNA (C) DNA micro array (D) SNP’s (E) Answer not known
5. Which of the following statements are true about crew selection and training for “Gaganyaan Mission”? (i) Crews are selected after clinical, psychological and aeromedical examination. (ii) Mission-specific training will be conducted at ISRO, Trivandrum. (iii) Selected astronauts will undergo their generic spaceflight training in Yuri Gagarin Cosmonaut training centre, Russia.
(A) (i) and (ii) only (B) (ii) and (iii) only (C) (iii) only (D) (i) and (iii) only (E) Answer not known
6. Which of the following statements are correct about PFAS? (i) PFAS is per and poly fluoro alkyl substances. (ii) It is used in paint industries. (iii) PFAS are endocrine disrupters.
(A) (i) and (ii) are correct (C) (i) and (iii) are correct (E) Answer not known (B) (ii) and (iii) are correct (D) (i) only correct
7. The biological oxygen demand is the amount of dissolved oxygen required by in water. (A) Microbes (B) Plants (C) Animals (D) Seaweeds (E) Answer not known
8. Which of the following is the first Indian Geo-Stationary Satellite? (A) INSAT 3D (B) LANDSAT 8 (C) IKONOS 1 (D) QUICK BIRD (E) Answer not known
9. Who among the following tribes act as cattle keepers? (A) Dhimor (B) Kewats (C) Rawats (D) Bhils (E) Answer not known
10. Assertion [A] : Development of a nation depends on infrastructure facilities. Reason [R]: Transport and communication are the back bone of economic development. (A) LAS [A] and [R] is true and [R] is correct explanation for [A] (B) [A] is true but [R] is false (C) [A], [R] is true but [R] is not the correct explanation of [A] (D) Both [A] and [R] are not correct (E) Answer not known
11. Match the following type : Match correctly the river and its places of rises. (a) The Krishna 1. Garwal Tibet border (b) The Alaknanda 2. Central Himalayas (c) The Gandak 3. Tibet (d) The Brahmaputra 4. Sahyadris
13. How did education contribute to the Indian Renaissance? (i) Contributed Growth of Money (ii) Promoting scientific learning (iii) Promoted social and cultural progress
(A) (i) only (ii) and (iii) only (C) (ii) only (D) (i) and (iii) only (E) Answer not known
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