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 Biology Questions

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Q:

Synapse gap is present between which of the following?

A) Two neurons B) Brain and Spinal Cord
C) Two Kidneys D) None of these
 
Answer & Explanation Answer: A) Two neurons

Explanation:
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Q:

Persons with type AB blood are sometimes called universal donors.

A) TRUE B) FALSE
Answer & Explanation Answer: B) FALSE

Explanation:

Persons with type AB blood are sometimes called universal donors is a FALSE statement. 


 


Persons with type AB blood are sometimes called universal recepients.


 


Persons with type O blood  are called universal donors.


 

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Q:

Which molecule is always single stranded?

A) RNA B) DNA
C) Mitochondria D) Cellulose
 
Answer & Explanation Answer: A) RNA

Explanation:

RNA is a single-stranded molecule in many of its biological roles and consists of a much shorter chain of nucleotides.

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Q:

The members of phaeophyceae are commonly called _________ algae.

A) Green B) Brown
C) Red D) Yellow
 
Answer & Explanation Answer: B) Brown

Explanation:
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Q:

The process of acquiring oxygen from outside the body and to use it in the process of breakdown of food sources for cellular needs is commonly called______.

A) respiration B) nutrition
C) digestion D) transportation
 
Answer & Explanation Answer: A) respiration

Explanation:
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Q:

Dynamic equilibrium receptors are found in the

A) Vestibule B) Maculae
C) Semicircular Canals D) Cupula
 
Answer & Explanation Answer: C) Semicircular Canals

Explanation:

Dynamic equilibrium receptors are found in the Semicircular Canals. It monitors angular or rotational movements of the head when the body ismoving, such as a figure skater’s spinning, but maintaining balance.

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Q:

Where are the proteins of the electron transport chain located?

A) mitochondrial matrix B) mitochondrial inner membrane
C) mitochondrial outer membrane D) mitochondrial intermembrane space
 
Answer & Explanation Answer: B) mitochondrial inner membrane

Explanation:

The proteins of the electron transport chain are present in mitochondrial inner membrane in Eukaryotes.

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Q:

Cells use active transport proteins to

Answer

Cells use active transport proteins to create a concentration gradient across a cell membrane.

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