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Current Affairs January 2024

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4

Blood clotting requires vitamin

A. A

B. B

C. C

D. K

Correct Answer :

D. K


Related Questions

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Synthesis of nutrients by green plants is called

A. photo-oxidation

B. photo-respiration

C. photo-synthesis

D. photo-periodism

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The artificial kidney is a

A. machine

B. transplant

C. another's kidney

D. other kidney form same body

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4

Aphids are

A. insect pests

B. fungal pests

C. bacterial pests

D. viral pests

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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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The cell theory of Schleiden and Schwann states that

A. cells reproduce by mitosis or meiosis

B. all cells have nuclei

C. cells are basic units of plants and animals

D. cells arise only from pre-existing cells

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Those small organisms which float on the surface of water are called

A. Necton

B. pH indicators

C. Plankton

D. Benthos

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Vessels proceeding to the heart are

A. veins

B. arteries

C. capillaries

D. lymph ducts

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Insulin is produced in the human body by the

A. Heart

B. Kidney

C. Liver

D. Pancreas

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4

Deciduous forests are those with trees

A. that are evergreen

B. that shed leaves periodically

C. that have needle like leaves

D. that have no leaves at all

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Most of the enzymes are

A. proteins

B. lipids

C. acids

D. alkalis

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The two German scientists who proposed the 'cell theory' were

A. Mendel and 'Darwin

B. Theodore Schwann and Matthias Schleiden

C. Virchow and Purkinje

D. porter and Palade

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4

Which one of the following is viral disease?

A. Syphilis

B. Influenza

C. Lock Jaw

D. Typhoid

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4

Gases of Jupiter' are

A. Ammonia, Methane, Hydrogen

B. Sulphur, Urethane, Oxygen

C. Carbon, Phosphorus and Oxygen

D. Nitrogen, Hydrogen and Chlorine

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4

Nephantis is popularly called

A. coconut caterpillar

B. brown plant hopper

C. tobacco caterpillar

D. pulse beetle

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Development without fertilization is called

A. parthenogenesis

B. asexual reproduction

C. sporulation

D. budding

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Chromosome theory of inheritance was propounded by

A. Sutton and Boveri

B. Mendel

C. Muller

D. Beadle and Tatum

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Bordetella pertussis causes

A. tetanus

B. diphtheria

C. whooping cough

D. rabies

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Biocatalysts are

A. hormones

B. vitamins

C. enzymes

D. pheromones

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The universal recipient belongs to blood group

A. A

B. B

C. AB

D. O

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The first sign of life made its appearance on the earth about

A. 1 million years ago

B. 500 million years ago

C. 1 billion or 1000 million years ago

D. 3 billion years ago

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Whooping cough is caused by

A. Salmonella

B. Bacillus pertussis

C. Variola

D. Vibriona

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The universal donor belongs to blood group

A. A

B. B

C. AB

D. O

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The ultimate substances to which the carbohydrates are degraded are

A. amino acid

B. glycerol

C. glucose

D. maltose

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The valve between the right auricle and right ventricle is called

A. Tricuspid

B. Bicuspid

C. Monocuspid

D. Semilunar

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4

Memory is the responsibility of

A. cerebrum

B. cerebellum

C. medulla oblongata

D. spinal cord

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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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Mendel chose for his experiments the plant

A. Bean

B. Pea

C. Cucumber

D. Rose

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Insect pollination is known as

A. Hydrophily

B. Ornithophily

C. Anemophily

D. Entomophily

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Sexual selection theory was propounded by

A. Wallace

B. De Vires

C. Lamarck

D. Charles Darwin

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The term 'Fauna' means

A. plant kingdom

B. animal kingdom

C. neither

D. Both