Sugars are technically called carbohydrates referring to the fact that their formulae are only multiple of C(H­2O). Hexoses therefore have six carbons, twelve hydrogens and six oxygen atoms. Glucose is a hexose. Choose from among the following another hexose.

1.  Fructose

2.  Erythrose

3.  Ribulose

4.   Ribose

View Answer  
4
Correct Answer :

Fructose


Explanation :
No Explanation available for this question

The translocation of organic solutes in sieve tube members is supported by

1.  root pressure and transpiration pull

2.  P-proteins

3.  mass-flow involving a carrier and ATP

4.   cytoplasmic streaming

View Answer  
4
Correct Answer :

mass-flow involving a carrier and ATP


Explanation :
No Explanation available for this question

When u take cells or tissue pieces and grind them with an acid in a mortar and pestle, all the small biomolecules dissolve in the acid. Proteins polysaccharides and nucleic acids are insoluble in mineral acid and get precipitated. The acid soluble compounds include amino acids, nucleosides, small sugars etc. When one adds a phosphate group to a nucleoside one gets another acid soluble biomolecule called

1.  Nitrogen base

2.  Adenine

3.  Sugar phosphate

4.  Nucleotide

View Answer  
4
Correct Answer :

Nucleotide


Explanation :
No Explanation available for this question

Translocation of organic meterials in plants is explained by

1.  active transport

2.  transpiration pull

3.  inhibition theory

4.   mass-flow hypothesis

View Answer  
4
Correct Answer :

mass-flow hypothesis


Explanation :
No Explanation available for this question

Which is not a reflex action

1.  Salivation

2.  Eye opening and closing

3.  Response to pinching pin in a frog leg

4.  Sweating

View Answer  
4
Correct Answer :

Response to pinching pin in a frog leg


Explanation :
No Explanation available for this question

When we homogine any tissue in an acid, the acid soluble pool represents

1.  Cytoplasm

2.  Cell membrane

3.  Nucleus

4.  Mitochondria

View Answer  
4
Correct Answer :

Cytoplasm


Explanation :
No Explanation available for this question

The most abundant chemical in living organisms could be

1.  Protien

2.  Water

3.  Sugar

4.  Nucleic acid

View Answer  
4
Correct Answer :

Water


Explanation :
No Explanation available for this question

Fensom and jones suggested which of the following methode for translocation of solute

1.  Osmosis

2.  Plasmolysis

3.  Diffusion

4.   Electrosmosis

View Answer  
4
Correct Answer :

Electrosmosis


Explanation :
No Explanation available for this question

Proteins perform many physiological functions. For example, some functions as enzymes. One of the following represents an additional functions that some proteins discharge

1.  Antibiotics

2.  Pigments conferring colour to skin

3.  Pigments making colours of flowers

4.   Hormones

View Answer  
4
Correct Answer :

Hormones


Explanation :
No Explanation available for this question

Glycogen is a homopolymer made of

1.  Glucose units

2.  Galactose units

3.  Ribose units

4.   Amino units

View Answer  
4
Correct Answer :

Glucose units


Explanation :
No Explanation available for this question
Previous Next

Interview Questions

MongoDB
Java Script
Node JS
PHP
JQuery
Python