Mcq On Mitochondria

Explore some important MCQs on mitochondria for NEET to gain an understanding of this double-membrane bound organelle, which is found in most eukaryotes, but may be absent in some cells of multicellular entities.

1. Mitochondrial Cristae serve as sites for

(a) Oxidation-Reduction Reaction

(b) Protein Synthesis

(c) Macromolecules Breakdown

Flavoproteins are phosphorylated.

What is the capital of France?

Answer: (a) The capital of France is Paris.

None of the above

Mitochondrial DNA is known as mtDNA.

(b) Mitochondria is known as the “Powerhouse of the Cell”

(c) The Calvin Cycle takes place in the mitochondria.

Mitochondria is the site of both the Krebs Cycle and Oxidative Phosphorylation.

Which of the following is true about Markdown?

  • It is a type of programming language
  • It is a type of markup language
  • It is a plain text formatting syntax
  • It is a type of software

Answer: (c) It is a plain text formatting syntax

The inner membrane of mitochondria is highly permeable to small molecules due to its high phospholipid content.

(a) Phosphatidylserine

(b) Phosphatidylinositol

(c) Phosphatidylcholine

(d) Cardiolipin

Which of the following is the correct answer?

a) Option A

b) Option B

c) Option C

d) Option D

Answer: (d) Option D

4. Mitochondrial DNA (mtDNA) is

(a) Simple Single Stranded Circular DNA Molecule

(b) Simple Double-Stranded Circular DNA Molecule

(c) Simple Double-Stranded Linear DNA Molecule

(d) Simple Single-Stranded Linear DNA Molecule

Which answer is correct?

Answer: (b)

The inner mitochondrial membrane contains

Cytochrome Oxidase Complex

(b) b-c > 1 complex

(c) NADH Dehydrogenase Complex

  • (d) All of the above

Which of the following is the correct answer?

A) Option A

B) Option B

C) Option C

D) Option D

Answer: (D)

No, mitochondria do not perform this function.

Fatty Acid Breakdown

(b) Non-Shivering Thermogenesis

(c) Electron Transport Chain and Associated ATP Production

(d) Glycolysis and Associated ATP Production

Which of the following is the correct answer?

A) Option A

B) Option B

C) Option C

D) Option D

Answer: (D)

This statement is correct about mitochondrial membrane

The outer membrane is permeable to all types of molecules.

(b) The outer membrane of a cell resembles a sieve.

The outer membrane embeds enzymes of the electron transfer chain.

None of these

Which of the following is true?

  • a) 2+2=5
  • b) The sky is green
  • c) The sum of 2 and 2 is 4

Answer: (c)

The F0-F1 particles undergo an oxidation reaction within the oxysomes

(a) Chloroplast Surface

(b) Thylakoid

(c) Inner Mitochondrial Membrane

(d) Mitochondrial Surface

Which of the following is the correct way to write a heading?

Answer: (c) # Heading

None of the statements are incorrect

Generally, chloroplasts are larger than mitochondria.

(b) Both mitochondria and chloroplasts contain DNA.

(c) Mitochondria and Chloroplasts both contain an outer and inner membrane.

(d) Both mitochondria and chloroplasts have an internal compartment, the thylakoid space, which is bounded by a thylakoid membrane.

Which of the following is the correct answer?

A) This B) That C) The other D) All of the above

Answer: (D) All of the above

The inner membrane of mitochondria is typically highly convoluted, forming a series of infoldings known as

(a) Grana

(b) Thylakoids

(c) Cristae

(d) Lamellae

Which one of the following is correct?

  • (a) This sentence is false
  • (b) This sentence is true
  • (c) This sentence is neither true nor false

Answer: (c)

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