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Current Affairs January 2024

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4

Hormones are carried from their place of production by

A. ducts

B. blood

C. lymph

D. muscus

Correct Answer :

B. blood


Related Questions

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Dr Khorana's work relates to

A. synthesis of simple DNA

B. genetic code

C. reduction of mutation

D. synthesis of RNA from bacterial cell

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4

The normal systolic blood pressure is

A. 140

B. 120

C. 180

D. 80

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The metallic part in haemoglobin is

A. Copper

B. Molybdenum

C. Nickel

D. Iron

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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

When the earth was formed it had an atmosphere with

A. Hydrogen, Oxygen and Nitrogen

B. Water Vapour, Hydrogen and Oxygen

C. Oxygen, Carbondioxide and Nitrogen

D. Water Vapour, Ammonia and Methane

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4

Sex linked genes are carried by

A. X-chromosomes

B. Y-chromosomes

C. different part of X- and Y-chromosomes

D. autosomes

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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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4

Turner's syndrome is a disease caused by

A. bacteria

B. virus

C. fungus

D. chromosomal imbalance

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4

Two tall plants, each being a hybrid and carrying a recessive factor for dwarfness are crossed. What proportion of their offspring will be dwarf?

A. 0.5

B. 0.25

C. 0.75

D. 1

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4

Lactose and Rennin, the enzymes required to digest milk, disappear in the human body by the age of _______ years.

A. 2

B. 3

C. 5

D. 8

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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

Phonoreceptor refers to the perception of

A. light

B. sound

C. touch

D. smell

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Phototropism means that plants react to the direction of

A. sound

B. wind

C. light

D. gravity

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4

Maintenance of pregency is under the control of

A. Follicular stimulating hormone

B. Growth hormone

C. Estrogen

D. Progesterone

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4

The medulla oblongata encloses the

A. optic lobe

B. optic capsule

C. second ventricle

D. fourth ventricle

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4

Necrosis is a symptom which is recognised by

A. pattern colouration on leaves

B. little leaves

C. out growth

D. death of tissues

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4

The theory of 'jumping genes' was propounded by

A. Gregor John Mendel

B. Thomas Hunt Morgan

C. Barbara McClintock

D. Watson and Crick

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4

Chlorosis is the phenomenon where leaves have

A. more chlorophyll

B. less chlorophyll

C. no chlorophyll

D. patches of chlorophyll

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4

The biogenetic law was proposed by

A. Alfred Russel Wallace

B. Charles Darwin

C. Ernst von Haeckel

D. Lamarck

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The olfactory area is concerned with

A. smell

B. sight

C. hearing

D. speech

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4

Egg laying animals are referred to as

A. viviparous

B. oviparous

C. ovoviviparous

D. vegetative

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4

What are the symptoms of Xeroph-thalmia?

A. eye weakness

B. dry skin and night blindness

C. nervous break down

D. All the above

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4

The tallest tree in the world Sequoia™ is found in

A. UK

B. USA

C. former USSR

D. China

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4

The biologist who believed in the spontaneous creation of microorganisms was

A. Leuwenhock

B. Needham

C. Spallanzeni

D. Pasteur

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4

Biological control is to check growth of

A. plants

B. animals

C. weeds

D. one pest by another

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4

Organisms that depend only on raw plant products are said to be

A. herbivorous

B. vegetarian

C. carnivorous

D. omnivorous

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4

The pigment which is responsible for blood clotting is

A. Fibrinogen

B. Haemoglobin

C. Glucose

D. Blood cells

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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

What is the other name for the brain?

A. myelon

B. encephalon

C. cephalon

D. All the above

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4

The pH of normal urine of man ranges from

A. 6 - 8

B. 4.5 - 6

C. 2.5 - 6

D. 8 10