61. How much temperature was used for the gases to react ?
What was the mixture of gases used in chamber marked A ?
A. Methane \(CH_{4}\),ammonia \(NH_{3}\),Hydrogen\(H_{2}\) and Water\(H_{2}O\)
B. Oxygen\(O_{2}\),ammonia \(NH_{3}\),Hydrogen\(H_{2}\) , Water\(H_{2}O\)
C. Oxygen \(O_{2}\),ozone\(O_{3}\),Hydrogen\(H_{2}\) , Water \(H_{2}O\)
D. all above
Answer : Option A
63. What was the resultant found in place marked E ?
A. Glucose, fatty acids and lipids
B. Some fatty acids and organic acids
C. Some amino acids as glycine and alanine and
D. Organic esters only
Answer : Option C
Match the appropriatc :
Column – I Column – II
A. Cosmozoan theory (i) Oxidizing environment rich in autotrophs like cyanobacteria
B. Spontaneous generation (ii) Microspheres
C. Primary abiogenesis (iii) Hot ball of gases
D. Atmosphere I (iv) Oparin and Haldane
E. Atmosphere III (v) Panspermia
F. Sydney Fox (vi) Abiogenesis
A. (v) (vi) (iv) (iii) (i) (ii)
B. (i) (ii) (iii) (iv) (v) (vi)
C. (ii) (iii) (i) (v) (vi) (iv)
D. (vi) (iv) (iii) (v) (ii) (i)
Answer : Option A
A. The first molecules formed for replicating cells were most probably RNA.
R. This was proved by origin of ribozyme in 1987 by T. Cech in Tetrahymena.
A. If A and R both are true and R is correct explanation of A
B. If A and R both are true but R is not correct explanation of A
C. If A is true and R is wrong
D. If A is wrong and R is true
Answer : Option A
Pick up the correct match
I. Core of the earth A. Archaeozoic era
II. Life originated B. Fe-Ni
III. Stromatolites C. Inter-micromolecular assembly
IV. TMC is an example D. Photosynthesizing algae
A. I – B, II – A, III – D, IV – C
B. I – A, II – B, III – C, IV – D
C. I – B, II – D, III – C, IV – A
D. I – A, II – B, III – D, IV – C
Answer : Option A
A. Arrhenius considered the panspermia mainly responsible for transfer for germs from other planets
to Earth.
R. Present day study of meteorities as Allan Hills-84001 knocked out from Mars in Antarctica is
rich aromatic hydrocarbons deposited by biological activity.
A. If A and R both are true and R is correct explanation of A
B. If A and R both are true but R is not correct explanation of A
C. If A is true and R is wrong
D. If A is wrong and R is true
Answer : Option A
A. The first molecules formed for replicating cells were most probably RNA.
R. This was proved by origin of ribozyme in 1987 by T. Cech in Tetrahymena.
A. If A and R both are true and R is correct explanation of A
B. If A and R both are true but R is not correct explanation of A
C. If A is true and R is wrong
D. If A is wrong and R is true
Answer : Option A
69. Coacervates are
A. colloidal droplets
B. contain nucleoprotein
C. (A) and (B)
D. protobiont
Answer : Option C
The diagram represents Miller experiment. Choose the correct combination of labelling.
A. A – electrodes,B –\(NH_{3}\)+\(H_{2}\)+\(H_{2}O\)+\(CH_{4}\),C – cold water, D – Vacuum, E – U trap
B. A – electrodes, B –\(NH_{4}\)+\(H_{2}\)+\(CO_{2}\)+\(CH_{3}\),C – hot water, D – Vacuum, E – U trap
C. A – electrodes, B –\(NH_{3}\)+\(H_{2}O\)C – hot water, D – tap, E – U trap
D. A – electrodes, B –\(NH_{3}\)+\(H_{2}\)+\(H_{2}O\)+\(CH_{4}\),C – steam, D – Vacuum, E – U trap
Answer : Option A