Cristae is formed through

(1)infoldings of inner membrane

(2)infoldings of outer membrane

(3)through deposition of intracellular lipids

(4)All of the above

Subtopic:  Mitochondria |
 91%
From NCERT
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ETS takes place in which of the following compartment of mitochondria

1. inner compartment

2. outer compartment

3. matrix

4. Both A and C

Subtopic:  Mitochondria |
 54%
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The following are true about mitochondria except

(1) easily visualised under microscope without staining

(2) It’s number in the cell depends on the physiological activity of the cell

(3)It is highly variable in their shape and size

(4)Double membranous structure

Subtopic:  Mitochondria |
 82%
From NCERT
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Endoplasmic reticulumn bearing ribosomes on their surface is called

(1)Rough endoplasmic reticulumn

(2)Smooth endoplasmic reticulumn

(3)Lomasomes

(4)None of these

Subtopic:  Intro to Endomembrane System: Endoplasmic Reticulum |
 97%
From NCERT
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Which of the following is true about SER (smooth endoplasmic reticulum), except

1. Ribosomes are absent

2. Actively involved in protein synthesis

3. Steroidal hormone synthesis site

4. Both A and C

Subtopic:  Intro to Endomembrane System: Endoplasmic Reticulum |
 64%
From NCERT
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Which of the following is not a modification of endoplasmic reticulum

1. Sarcoplasmic reticulum

2. Nissl’s granules

3. myeloid bodies

4. None of these

Subtopic:  Intro to Endomembrane System: Endoplasmic Reticulum |
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Ergastoplasm is a modification of

1. RER

2. SER

3. GB

4. None of these

Subtopic:  Intro to Endomembrane System: Endoplasmic Reticulum |
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Plastids are present in

1. Plants

2. Euglenoides

3. Both A and B

4. all protists

Subtopic:  Plastids |
 91%
From NCERT
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Based on the type of pigments plastids can be classified into how many classes

1. 3

2. 4

3. 2

4. 1

Subtopic:  Plastids |
 87%
From NCERT
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All the three types of plastids have evolved from

(1)Pro-plastid

(2)chloroplast

(3)chromoplast

(4)leucoplast

Subtopic:  Plastids |
 73%
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