FRUITS AND VEGETABLES QUIZ

Concentrate of fruits and vegetable juices

None of these

favour the growth of yeast and of acid and sugar tolerant Leuconostoc and Lactobacillus species

favor the growth of A. niger and A. flavus species

favor the growth of Saprophytic bacteria

TRUE ANSWER : ?
YOUR ANSWER : ?

Saprophytic bacteria cause

black rot in fruits

brown rot in vegetables

bacterial soft rot

sliminess or souring in piled, wet and heating vegetables

TRUE ANSWER : ?
YOUR ANSWER : ?

Stem and rots caused by species of molds involve

stem ends of fruits

spotting on fruits

leaves of fruits

spotting on vegetables

TRUE ANSWER : ?
YOUR ANSWER : ?

Watery soft rot is found mostly in

cereals

vegetables

all of these

fruits

TRUE ANSWER : ?
YOUR ANSWER : ?

Yeast are most likely to grow in frozen fruits during

ambient temperature

slow thawing

refrigeration

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The predominant micro-organisms in frozen foods are

micro-coccus

bacteria

yeast and moulds

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Black mold rot is caused by

Trichothecium roseum

A.flavus

A. niger

Trichoderma

TRUE ANSWER : ?
YOUR ANSWER : ?

Bacterial soft rot is caused due to

formation of ketones

fermentation of pectin

fermentation of sugars

formation of amino acids

TRUE ANSWER : ?
YOUR ANSWER : ?

Anthracnose is a defect which can be observed as

all of these

spotting of seedpods

spotting of fruits

spotting of leaves

TRUE ANSWER : ?
YOUR ANSWER : ?

The micro-organism which is present in both fresh and frozen juices is

None of these

Entereobacter aerogenes

E. coli

P. chrysogenum

TRUE ANSWER : ?
YOUR ANSWER : ?