PLANT STRUCTURE QUIZ

"The universe tends towards maximum disorder" is stated by

None of these

first law of thermodynamics

third law of thermodynamics

second law of thermodynamics

TRUE ANSWER : ?
YOUR ANSWER : ?

Water content of active protoplasm is

40%

10%

90%

70%

TRUE ANSWER : ?
YOUR ANSWER : ?

Which part of a plant contains the male sex cell?

Ova

Stamen

Style

Pollen

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is not an electron carrier class in the electron transport chain?

Cytochromes

Flavoproteins

Iron - sulfur proteins

Cytochrome c oxidase

TRUE ANSWER : ?
YOUR ANSWER : ?

Mitochondria can be expected most numerous in

muscle cells

red blood cells

none of these

green cells

TRUE ANSWER : ?
YOUR ANSWER : ?

If the ends of the following polysaccharide are pulled, which one would stretch the most?

Cellulose

Glycogen

Starch

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Cellular metabolism is an example of

a series of reactions that defy the second law of thermodynamics

a series of reactions occurring under standard conditions

steady-state metabolism

equilibrium metabolism

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following statements about the outer mitochondrial membrane is not true?

The outer membrane contains porins

The outer membrane is impermeable to hydrogen ions

The outer membrane is about 50% lipid and 50% protein by weight

The outer membrane is highly permeable to substances of small molecular weight

TRUE ANSWER : ?
YOUR ANSWER : ?

The cell membrane is made up of

lipoproteins

phospholipids

cellulose

phosphoproteins

TRUE ANSWER : ?
YOUR ANSWER : ?

Tonoplast is a membrane around

nucleus

vacuole

cytoplasm

mitochondria

TRUE ANSWER : ?
YOUR ANSWER : ?