Question # 1

Micronutrients of plants are:

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Available in the soil in small amounts

Required by plants in small amounts

Small molecules required by plants

Useful, but not required by the plants

The hepatic portal vein caries blood from the ____________ to the _______.

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Small intestines, liver

Small intestines, heart

Liver, heart

Small intestines, colon

In adult human, the esophagus is about _____________ long.

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25 cm

25 mm

25 m

25 ft

Which of the following does not occur in the oral cavity?

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Lubrication of the food

Beginning of protein digestion

Breaking the food into small fragments

All of the above do occur in the oral cavity

Which food group is our body's best source of energy?

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Meat Group

Fats,oils and sweets

Breads and cereals

Milk and cheese

There are ............. types of dietary fibers.

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One

Two

Three

Four

What may be the reason that children need more calcium and iron?

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Both calcium and iron for bones

Both calcium and iron for blood

Calcium for blood and iron for bones

Calcium for bones and iron for blood

Healthy skin & hairs are maintained by .............. .

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Fats

Protein

Carbohydrates

Vitamins

........................ helps in grinding of food .

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Tongue

Teeth

Salivary glands

All

Low ..... level can cause people to develop anemia.

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Calicium

Vitamin

Iron

Protein

things like manure, seaweed, sewage etc are example of .............. fertilizers.

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Organic

Inorganic

Both

None

.................. is most abundant substance in human body.

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Water

Carbon

Nitrogen

Phosphorus

............... metabolism is a major component stem & leaf growth.

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Nitrogen

Oxygen

Carbon

All

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