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

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

Question-2
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

Question-3
Naturalistic theory was given by

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

Question-4
The ratio of organic and inorganic compounds in protoplasm is

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

Question-5
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-6
The famous book "origin of species" was written by

(A) Odum	(B) Darwin
(C) Haeckel	(D) Lamarck

Question-7
No life was there in

(A) Azoic era	(B) Cenozoic era
(C) mesozoic era	(D) Archaezoic era

Question-8
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-9
According to one of the accepted theories, primitive earth's atmosphere consisted of water, ammonia, hydrogen and

(A) CH₄	(B) N₂
(C) O₂	(D) CO₂

Question-10
Primitive earth atmosphere consisted of H₂O, NH₃, H₂and

(A) Oxygen	(B) Nitrogen
(C) Methane	(D) Carbon dioxide

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Plus 1 Biology Science

Tamil Nadu (English Medium)

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