Tamil Nadu (English Medium) Plus 1 Biology Science Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1
The simple organic compounds in the evolution of life on the earth, must have

(A) urea and amino acids	(B) urea and nucleic acids
(C) protein and amino acids	(D) protein and nucleic acids

Question-2
The concept of 'Biogenesis' states that the life originated from

(A) carbon dioxide	(B) pre-existing life
(C) non - living things	(D) none of these

Question-3
The ratio of organic and inorganic compounds in protoplasm is

(A) 1 : 9	(B) 5 : 5
(C) 3 : 7	(D) 9 : 1

Question-4
The theory of pangenesis was introduced by

(A) Darwin	(B) Lamarck
(C) Oparin	(D) Hugo de Vries

Question-5
A coacervate containing nucleo- protein and surrounded by several nutritive substance is called

(A) pre-cell	(B) postcell
(C) precoacervate	(D) postcoacervate

Question-6
The theory of catastrophism was given by

(A) Levan	(B) Cuvier
(C) Hutton	(D) Hansen

Question-7
Naturalistic theory was given by

(A) Braun	(B) Oparin
(C) Darwin	(D) Haeckel

Question-8
Life came from the outer space. This theory is called

(A) spore theory	(B) naturalistic theory
(C) special creation theory	(D) spontaneous generation theory

Question-9
The first organism was

(A) aerobic	(B) anaerobic
(C) catabolic	(D) both '1' and '2'

Question-10
The abiogenesis occurred about how many billion years ago?

(A) 1.2 billion	(B) 1.5 billion
(C) 2.5 billion	(D) 3.5 billion

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Plus 1 Biology Science

Tamil Nadu (English Medium)

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