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4

Hormones are carried from their place of production by

A. Ducts

B. Blood

C. Lymph

D. Mucus

Correct Answer :

B. Blood


Related Questions

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Coagulation of blood in vessels is prevented during normal circulation by

A. heparin

B. prothrombin

C. plasmogen

D. thromboplastin

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4

Rate of mutation can be increased in plants by

A. More manure

B. More pesticides

C. X-ray

D. More light

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4

Vestigeal organs are those which are

A. fully formed and functional

B. much reduced but functional

C. much reduced and functionless

D. fully formed but functionless

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4

Timberline shows

A. a line of trees

B. the limit of the forest

C. annual rings

D. height of trees

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4

Malnutrition is due to

A. undernourishment

B. want of balanced diet

C. overfeeding

D. All the above

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4

The influenza vaccine was discovered by

A. Salk

B. Khorana

C. Mittel

D. None of the above

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Spontaneous generation signifying the development of living organisms from non-living has been termed

A. Biogenesis

B. Abiogenesis

C. Cosmozoic

D. Catastrophism

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4

Excess carbohydrates and insufficient proteins in dally diet will lead to

A. Kwashiorkor

B. Night blindness

C. Pernicious anaemia

D. Loss of hair

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4

The wall of the heart is made of programmed cell death is known as

A. voluntary muscles

B. involuntary muscles

C. cardiac muscles

D. skeletal muscles

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4

Higher plants take up nitrogen as

A. Nitrites only

B. Nitrates only

C. Nitrates and Ammonia

D. Urea

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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

Which organelle in the cell, other than nucleus, contains DNA?

A. Centriole

B. Golgi apparatus

C. Lysosome

D. Mitochondrion

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4

The 'graveyard of the RBC' refers to

A. spleen

B. liver

C. bone marrow

D. thymus

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4

The cavities of the brain are filled with

A. Blood

B. Lymph

C. Water

D. Cerebrospinal fluid

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4

Herbivores are

A. primary consumers

B. secondary consumers

C. tertiary consumers

D. decomposers

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4

The suggestion that the chromosomes are the carriers of hereditary material was first made by

A. Johanson

B. Flemming

C. Sutton and Boveri

D. Morgan

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4

Which one of the ecosystems Is the largest in the world?

A. forests

B. rivers

C. deserts

D. oceans

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4

The hormone that contains iodine is

A. Prolactin

B. Vasopressin

C. Thyroxine

D. Adrenalin

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4

DNA is found

A. only in cytoplasm

B. only in nucleus

C. in both cytoplasm and nucleus

D. in hybrid form only

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4

Savannah is

A. grass land

B. desert

C. forest

D. snow clad mountains

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4

Insulin is concerned with the metabolism of

A. sugar

B. fats

C. proteins

D. vitamins

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4

Which among the following vitamins is considered to be a harmone?

A. A

B. B

C. C

D. D

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4

Blood pressure is measured by

A. Auxanometer

B. Stethoscope

C. Sphygmomanometer

D. Kaleidoscope

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4

Which of the following is a vector-borne disease for which a special programme has been launched by the Govt. of India?

A. Polio

B. HIV / AIDS

C. Malaria

D. Cancer

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4

The dinosaurs (terrible lizards) became very successful during

A. Palaeozoic era

B. Mesozoic era

C. Cenozoic era

D. Archaeozoic era

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4

The theory that all animals and plants are made up of cells and they could arise only from pre-existing cells was propounded by

A. Robert Hooke

B. Matthias Schleiden and Theodore Schwann

C. Purkinije

D. Leuwenhoek

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4

Lamarck's theory of inheritance of acquired characters was challenged by

A. August Weismann

B. Hugo de Vries

C. Herbert- Spencer

D. Carl Linnaeus

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4

Hormones are carried from their place of production by

A. Ducts

B. Blood

C. Lymph

D. Mucus

What is the correct answer?

4

Which of the following is a disease of brain?

A. SARS

B. AlDS

C. Diabetes

D. Alzheimer's

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4

The potato is a modified stem, is explained by the presence of

A. Branches

B. Leaves

C. Buds

D. Scale leaves and auxiliary buds