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Current Affairs January 2024

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4

Malaria is transmitted from one person to another by

A. bad air

B. flies

C. anopheles mosquito

D. culex mosquito

Correct Answer :

C. anopheles mosquito


Related Questions

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4

Blood clot Inside blood vessels is prevented by

A. heparin

B. fibrinogen

C. thrombin

D. prothrombin

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4

The buffer substance in blood is

A. Calcium carbonate

B. Carbon dioxide

C. Sodium bicarbonate

D. Ammonia

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4

Light compensation zone refers to

A. where light is available in plenty

B. where all light energy is used

C. where light is maximum

D. beyond which light does not penetrate

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4

Typhoid is a disease caused by

A. virus

B. bactena

C. fungus

D. animal

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4

Dinosaur is a/an

A. Fish

B. Amphibian

C. Reptile

D. Bird

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4

The tear glands help us in

A. sobbing

B. protecting the eye

C. preventing dust

D. providing a clean moist surface

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4

Bats can fly in the dark because

A. they have a better vision in the dark

B. the light startles them

C. they produce high pitched sounds called ultrasonics

D. None of the above

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4

For which of the following is insulin treatment given?

A. Cancer

B. Diabetes

C. Asthma

D. Typhoid

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4

Colour vision is made possible by the cells in the retina called

A. rods

B. cones

C. fovea

D. blind spot

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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

Intravascular clotting of blood is known as

A. anaemia

B. leucopenia

C. thrombosis

D. thrombin

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4

The diseases that are caused by lack of vitamins are called

A. deficiency diseases

B. communicable diseases

C. epidemics

D. tropical diseases

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4

Tetrodotoxin is a potent poison that

A. erodes blood vessels

B. blocks conduction of nerve impulses causing respiratory paralysis

C. produces damage to the kidneys

D. produces intestinal bleeding

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4

The disease in which blood clotting does not take place is known as

A. xerophthalmia

B. haemopoiesis

C. haemophilia

D. haemoerythrin

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4

The method of inducing artificial immunity was discovered by

A. Jenner

B. Tolstoy

C. Pasteur

D. Morgan

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4

Kwashiorkar is a deficiency disease

A. due to poor intake of proteins

B. due to poor intake of carbohydrates

C. due to (a) and (b)

D. due to poor intake of lipids

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4

Xerophthalmia is a deficiency disease. Deficiency of _________ causes it.

A. vitamin A

B. vitamin B

C. vitamin C

D. vitamin E

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4

Adaptation for flying is termed as

A. aquatic

B. volant

C. fossorial

D. cursorial

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What is an antigen?

A. Toxic substance

B. A kind of protein

C. Blood platelets

D. Blood corpuscles

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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

Hormone promoting maleness in flowering plants is

A. Indole Acetic Acid

B. Kinetin

C. Cytokinin

D. Gibberellin

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4

Maize is attacked by

A. Phytophthora

B. Pythium

C. Ustilago

D. Puccinia

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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

Geotropism is reaction of plants to the stimulus of

A. earth

B. light

C. sound

D. gravity

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4

Aphids are

A. insect pests

B. fungal pests

C. bacterial pests

D. viral pests

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Carbohydrates are mainly needed for

A. growth

B. immunity

C. repair

D. energy

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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

Which one of the following is essential for blood clotting?

A. RBC

B. WBC

C. Blood platelets

D. Lymph

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4

Which of the following characteristics separates man from all other primates?

A. Exhibition of curiosity

B. Degenerate sense of smell

C. Opposability thumb

D. Projecting chin

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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