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Assertion : Mitochondria and chloroplast...

Assertion : Mitochondria and chloroplasts are semiautonomous organelles.
Reason : They are formed by division of pre-existing organelles as well as contain DNA but lack protein synthesizing machinery

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

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Mitochondria and chloroplast are (a) Semi-autonomous organelles (b) Formed by division of pre-existing organelles and they contain DNA but lack protein synthesizing machinery Which one of the following options is correct

Assertion. Mitochondria and chloroplasts are semiautonomous argenelles. Reason. They contain ribosomes, DNA and RNAs and can synthesize some of their proteins.

Assertion: Chloroplasts are known as semiautonomus cell organelle. Reason: Chloroplast has lipoprotein membrane.

Assertion . Mitochondria and chloroplasts have their own genome Reason . Endoplasmic reticulum and Golgi body are the cell organelles which have their own DNA

Assertion. Ribosomes and DNA of the chloroplasts resemble those of prokaryotes. Reason. The same is true of these organelles present in the mitochondria.

Assertion: Spores in mosses are contained within the capsule. Reason: Spores are formed by mitotic division in mosses.

Read the given statements and select the correct option. Statement 1 : Chloroplast and mitochondria are semiautonomous bondies. Statement 2 : Chloroplast and mitochondria have their own DNA and protein synthesising machinery.

Assertion:Mitochondria are believed to originate by growth and division of previously existing ones . Reason:They contain DNA and Ribosomes

Assertion : The cells that have membrane bound organelles are called eukaryotic. Reason : The cells that lack membrane bound organelles are called prokaryotic.

TRUEMAN BIOLOGY-Living World -ASSERTION AND REASON
  1. [A] : The lymphocytes have well developed lysosomes . [R] : Because ...

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  2. [A] : Prokaryotes lack Mitochondria. [R] : Their plasma membrane bea...

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  3. [A] : Nuclear membrane of karyotheca forms an envelope-like structure ...

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  4. [A] : The space between nuclear envelope and nucleolus is filled by ka...

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  5. [A] : Leucocytes can digest any thing harmful they eat . [R] : Leuco...

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  6. [A] : The nuclear membrane forms envelope like structure called nuclea...

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  7. [A] : The nuclear envelope is the derivative of membrane of mitochondr...

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  8. [A] : Rods and cones of retina are modified cilia . [R] : Cilia are ...

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  9. [A] : Golgi bodies are dictyosomes are synonymous . [R] : In plants ...

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  10. [A] : Mitochondria have evolved from bacteria . [R] : Mitochondria a...

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  11. [A] : Calcium carbonate crystals are called cystoliths . [R] : The m...

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  12. [A] : F(0) - F(1) - ATPase complex is embedded in inner membrane of mi...

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  13. [A] : Centromere is concerned with splitting of chromosomes . [R] : ...

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  14. [A] : Peroxisomes and basal bodies are called microbodies . [R] : Mi...

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  15. [A] : A microtubule structure that brings about chromosomal movement d...

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  16. [A] : Active transport results in solute movement against a concentrat...

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  17. [A] : Plasma membrane is thin and not visible as a separate layer . ...

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  18. [A] : Pectins are abundant in middle lamella in plant cells . [R] : ...

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  19. Assertion : Mitochondria and chloroplasts are semiautonomous organelle...

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  20. Assertion: Among the primates, chimpanzee is is the closest relative o...

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