Which structure performs a similar function in both plant and animal cell

Question

Which structure performs a similar function in both plant and animal cell

A. Ribosomes

B. Contractile vacuoles

C. Chloroplasts

D. Cell wall

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Granal thylakoids occur in a

A. chloroplast

B. mitochondrion

C. microtubules

D. crista

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Ribosomes are the centre of

A. respiration

B. photosynthesis

C. protein synthesis

D. fat synthesis

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In the mitochondria, cytochromes are localised in

A. matrix

B. outer membrane

C. inner membrane

D. none of these

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In plant cell vacuole contains

A. water

B. cytoplasm

C. air

D. water and dissolved substance

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Cell organelle which has electron transport system is

A. nucleus

B. centriole

C. nucleolus

D. mitochondria

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Intake of liquid food by formation of food vacuoles is called

A. pinocytocis

B. phagocytosis

C. absorption

D. imbibition

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One angstrom is equal to

A. $10^{- 8}$ cm

B. $10^{- 8}$ m

C. $10^{- 6}$ m

D. $10^{- 7}$ m

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Nobel prize for RNA synthesis was awarded to

A. A. Kornberg

B. S.Ochoa

C. H. Khorana

D. Nirenberg

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Electron microscope has revealed the presence of

A. ribosomes

B. chromosomes

C. chloroplast

D. leucoplast

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In centriole, microtubules are arranged in this order:

A. 9 + 2

B. 9 + 4

C. 9 + 0

D. 9 + 1

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Nitrogenous bases of RNA are

A. uracil and adenine

B. thymine and uracil

C. uracil, adenine, guanine and cytosine

D. thymine, adenine, guanine and cytosine

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The maximum magnification possible with electron microscope is

A. 200 times

B. 2000 times

C. 20,000 times

D. 200,000 times

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The cells were first seen microscopically by

A. Scheiden

B. Schwann

C. Leeuwenhock

D. Robert Hook

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"The substance of cells is living " was firs suggested by

A. Purkinje

B. Lamarck

C. Dutrochet

D. Dujardin

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The organelles for fat synthesis are

A. glyoxisomes

B. lomasomes

C. spherosomes

D. lysosomes

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Cell membranes are composed mainly of

A. sugar and proteins

B. lipids and proteins

C. starch and lipids

D. sugar and lipids

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The unit of heredity is

A. gene

B. centromere

C. telomere

D. chromosome

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Another name for ligase is

A. joining enzyme

B. RNA polymerase

C. nuclease

D. none of these

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The function of cristae in a mitochondrion is

A. electron transport and ATP synthesis

B. carbon assimilation

C. intake of $o_{2}$

D. elimination of $c o_{2}$

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Physical basis of life is

A. nucleus

B. cell

C. protoplasm

D. nutrition

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Extranuclear DNA is found in

A. chloroplast

B. ribosomes

C. endoplasmatic reticulum

D. golgi apparatus

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Cells having large nuclei in proportion of cytoplasm are perhaps

A. dying

B. dehydrated

C. active

D. dividing

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Concept of unit membrane was given by

A. Danielli and Davson

B. Singer and Davson

C. Buvat

D. Robertson

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Which structure performs a similar function in both plant and animal cell

A. Ribosomes

B. Contractile vacuoles

C. Chloroplasts

D. Cell wall

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Chemical constitution of nucleus is

A. DNA and proteins

B. RNA and proteins

C. DNA, RNA and proteins

D. RNA arid DNA

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Janus-green-B is used for staining

A. ribosomes

B. chloroplast

C. mitochondrion

D. all of these

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Cellular components can be physically separated from each other by

A. centrifugation

B. radioactive tracers

C. microscopy

D. chromatography

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Park and Biggins receive credit for discovery of

A. oxisomes

B. quantosomes

C. lysosomes

D. microsomes

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The photosynthetic units are known as

A. dictyosomes

B. quantosomes

C. microsomes

D. ribosomes

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The "chromosome theory of heredity" was given by

A. Sutton and Bateson

B. Bateson and Punnett

C. Sutton and Boveri

D. Waldeyer and Hofmeister

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Accepted Answer

A. Ribosomes

Which structure performs a similar function in both plant and animal cell

Correct Answer :

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