cds- Question :

Which one of the following is the first enzyme to mix with food in the digestive tract? 

A :

Trypsin

B :

Cellulose

C :

Pepsin

D :

Amylase

Answer : D

cds- Question :

In which of the following groups of organisms,is food material broken down outside the body and absorbed ?

A :

Yeast, mushroom, bread mould

B :

Mushroom, Amoeba, green plants

C :

Caserta, tapeworm, lice

D :

Paramecium, Amoeba, Caserta

Answer : A

cds- Question :

Which one of the following is present in chlorophyll which gives a green colour to plant leaves ?

A :

calcium

B :

Copper

C :

Iron

D :

Magnesium

Answer : d

cds- Question :

Which one of the following will be absorbed fasted through the wall of digestive system?

A :

Black coffee as a hot beverage

B :

DDT taken as a poison

C :

Raw alcohol taken as a drink

D :

Ice cream as a dessert

Answer : B

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