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4

Enzymes are produced by

A. endocrine glands

B. exocrine glands

C. liver

D. spleen

Correct Answer :

B. exocrine glands


Related Questions

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4

Plants growing in sunlight are called

A. sciophytes

B. hydrophytes

C. xerophytes

D. heliophytes

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4

Coagulation of blood in vessels is prevented during normal circulation by

A. heparin

B. prothrombin

C. plasmogen

D. thromboplastin

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4

Who was the first scientist/doctor who attempted vaccination?

A. Joseph Lister

B. Robert Koch

C. Elie Metchnikoff

D. Edward Jenner

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4

Which of the following contains the highest protein content per gram?

A. Groundnut

B. Soyabean

C. Apple

D. Wheat

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4

It is possible to produce seedless tomato fruits by

A. applying trace elements in tomato fields

B. spraying mineral solution on plants

C. spraying harmones on flowers

D. applying fertilizers containing radioactive elements

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4

1 gm of carbohydrate gives energy which is about

A. 3 k cal

B. 2 k cal

C. 4.2 k cal

D. 8.1 k cal

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4

The thrombocytes are associated with

A. blood coagulation

B. transport of respiratory gases

C. removal of nitrogenous wastes

D. All the above

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4

What do you mean by the term fauna?

A. plant kingdom

B. animal kingdom

C. both plant and animal kingdoms

D. A part of plant kingdom

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4

Diabetes is a disease which is

A. contagious

B. non-communicable

C. communicable

D. epidemic

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4

The juice from the leaves of ________ is used for the treatment of diarrhoea, cholera and dysentery.

A. Caeselpinea

B. Bryophyllum

C. Centella

D. None of the above

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4

Who considered evolution as due to mutation?

A. Charles Darwin

B. Lamarck

C. Hugo de Vries

D. Cuvier

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4

The aphotic zone means that light is

A. always present

B. present during day

C. always absent

D. present during night

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4

The blood without corpuscles is called

A. bile

B. lymph

C. plasma

D. blood

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4

Diabetes is caused by

A. fall in insulin level

B. increase in insulin level

C. eating too much sugar

D. decrease in glucose

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4

The mouth of a river opening into the sea is termed as

A. shore line

B. littoral zone

C. continental shelf

D. estuary

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4

Pneumonia is ,a bacterial disease caused by the type of bacteria called

A. Bacilli

B. Cocci

C. Sprilli

D. Vibrio

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4

The blood clotting requires the vitamin

A. A

B. B

C. C

D. K

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4

The country where commercial production of cultured pearls is undertaken on large scale is

A. India

B. Mexico

C. Netherlands

D. Japan

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4

Whooping cough is caused by

A. Salmonella

B. Bacillus pertussis

C. Variola

D. Vibriona

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4

Sadabahar, a common weed, is the raw material that provides the source of medicines used In the treatment of

A. gout

B. blood cancer

C. coronary heart disease

D. polio

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4

Which of the following diseases is water borne?

A. Cholera

B. Malaria

C. Filiariasis

D. None of the above

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4

The association between leguminous plants and bacteria is

A. parasitic

B. saprophytic

C. symbiotic

D. None of the above

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4

Heart is made up of

A. nonstriated muscle

B. cardiac muscle

C. connective tissue

D. nervous tissue

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4

Lecuminous plants are recommended for rotation of crops because they

A. kill harmful insects

B. require little amount of water

C. help in Nitrogen fixation

D. are cash crops

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4

The larva of the housefly is called

A. maggot

B. caterpillar

C. grub

D. wriggler

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4

Vitamins A and C are predominantly present in

A. brinjal

B. lady's finger

C. potato

D. tomato

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4

The hypoglossal nerves are the pairs of the spinal nerves

A. First pair

B. Second pair

C. Third pair

D. Fourth pair

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4

The rate of heartbeat is accelerated by the hormone

A. adrenaline

B. acetylcholine

C. thyroxine

D. pituitrin

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4

The bile contains the pigments

A. haemoglobin and haemoerythrin

B. biliviridin and bilirubin

C. bilirubin and haemocyanin

D. haemoglobin and biliviridin

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4

What is an antigen?

A. Toxic substance

B. A kind of protein

C. Blood platelets

D. Blood corpuscles