Cell Structure

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Cell Structure - 3

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• Assertion (A) and Reason (R) type questions: Select right options from following:

(A) A and R both are true. R is correct explanation of A.

(B) A and R both are true. R is not correct explanation of A.

(C) A is true, R is false.

(D) A is false, R is true.

Assertion A: Cell is the structural and functional unit of living organisms.

Reason R: New cells are formed by cell division of pre existing cells.

(A)

(B)

(C)

(D)

Clear selection

Assertion A: Mitochondria is known as power house of cell.

Reason R: ATP is known as energy currency of the cell.

(A)

(B)

(C)

(D)

Clear selection

Assertion A: Mitochondria is self replicating organelle.

Reason R : Mitochondria possesses circular DNA and ribosomes.

(A)

(B)

(C)

(D)

Clear selection

Assertion A: Cilia and Flagella possesses 9 + 2 type of arrangement.

Reason R: Centriole does not possesse 9 + 0 type arrangement.

(A)

(B)

(C)

(D)

Clear selection

Assertion A: Ribosome is associated with Protein synthesis.

Reason R: Ribosome is non membranous.

(A)

(B)

(C)

(D)

Clear selection

Assertion A: Aleuroplasts stores proteins.

Reason R: Various colours in flowers, fruits and seeds are due to aleuroplasts.

(A)

(B)

(C)

(D)

Clear selection

Assertion A: Mitochondria, Lysosome and chloroplast are parts of endomembrane system.

Reason R: In cell all the membranous organelles combine to form endomembrane system.

(A)

(B)

(C)

(D)

Clear selection

Assertion A: Cytoplasms of two neighbouring cells are connected through plasmodesmata.

Reason R: Cell wall and middle lamella possesses plasmodesmata.

(A)

(B)

(C)

(D)

Clear selection

Assertion A: Blue-green algae is a prokaryotic cell.

Reason R: In prokaryotic cell cell division occurs very rapidly.

(A)

(B)

(C)

(D)

Clear selection

Assertion A: RER possesses ribosomes.

Reason R: Steroidal hormones are synthesized by RER.

(A)

(B)

(C)

(D)

Clear selection

Assertion A: Mitochondria synthesize ATP.

Reason R: F1 particle is present in mitochondria.

(A)

(B)

(C)

(D)

Clear selection

Assertion A: 20 to 40 chloroplasts are present per cell of mesophyll.

Reason R: Each chloroplast has Grana and stroma in their structure.

(A)

(B)

(C)

(D)

Clear selection

Select correct option:

Column - I Column - II

(i) Glycocalyx

(ii) Actin

(iii) Tubulin

(iv) Flagellin

(a) Microtubules

(b) Microfilaments

(d) Outer most layer of Bacteria

Clear selection

Select correct option:

Column - I Column - II

(i) Single nucleus

(ii) Multi nucleate

(iii) Binucleate

(iv) Absence of nucleus

(a) Zygote

(b) Human RBC

(d) Typical plant cell

Clear selection

Select correct option:

Column - I Column - II

(i) Synthesis of Glycolipids

(ii) ATP - formation and storage

iii) Suicidal bag

(iv) Photosynthesis

(a) Mitochondria

(b) Lysosomes

(d) Golgi body

Clear selection

Select correct option:

Column - I Column - II

(i) Cell theory

(ii) Cell

(iii) Nucleus

(iv) Golgi body

(a) Robert Hooke

(b) Robert Brown

(d) Schleiden and Schwann

Clear selection

Select correct option:

Column - I Column - II
*

(i) Non-membranous structure

(ii) Create osmotic pressure

(iii) Two layered structure

(iv) Single layered structure

(a) Chloroplast

(b) Lysosome

(d) Contractile Vacuole

Given diagram is known as ......... .

Ribosome

Mitochondria

Chloroplast

Golgi body

Clear selection

Which process occurs in b in given figure ?

Dark reaction

Light reaction

Oxidative phosphorylation

Phosphorylation

Clear selection

'a' is significant of which chromosomes ?

Sub Metacentric

Acrocentric

Metacentric

Telocentric

Clear selection

In given diagram, a is made up of which substance ?

Glycocalyx

Suberin

Pectin

Flagellin

Clear selection

Given diagram is known as ......... .

In given diagram b is known as ......... .

Crystals

Vacuoles

Nucleus

Mitochondria

Clear selection

Option 1

Clear selection

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