FRUITS AND VEGETABLES QUIZ

Species of __________ are predominant on thawing vegetables like sweet corn and peas when the temperature of thawing is fairly low.

both (a) and (b)

none of these

Streptococcus

Micrococcus

TRUE ANSWER : ?
YOUR ANSWER : ?

Yeast are most likely to grow in frozen fruits during

slow thawing

refrigeration

none of these

ambient temperature

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Entereobacter aerogenes

P. chrysogenum

E. coli

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Watery soft rot is found mostly in

fruits

vegetables

all of these

cereals

TRUE ANSWER : ?
YOUR ANSWER : ?

Stem and rots caused by species of molds involve

spotting on vegetables

leaves of fruits

stem ends of fruits

spotting on fruits

TRUE ANSWER : ?
YOUR ANSWER : ?

Saprophytic bacteria cause

bacterial soft rot

brown rot in vegetables

sliminess or souring in piled, wet and heating vegetables

black rot in fruits

TRUE ANSWER : ?
YOUR ANSWER : ?

Concentrate of fruits and vegetable juices

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

None of these

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

favor the growth of Saprophytic bacteria

TRUE ANSWER : ?
YOUR ANSWER : ?

Anthracnose is a defect which can be observed as

spotting of fruits

spotting of seedpods

all of these

spotting of leaves

TRUE ANSWER : ?
YOUR ANSWER : ?

The predominant micro-organisms in frozen foods are

none of these

yeast and moulds

bacteria

micro-coccus

TRUE ANSWER : ?
YOUR ANSWER : ?

Black mold rot is caused by

A. niger

A.flavus

Trichothecium roseum

Trichoderma

TRUE ANSWER : ?
YOUR ANSWER : ?