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Current Affairs January 2024

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4

Blood of cockroach is

A. red

B. bluish

C. greenish

D. colourless

Correct Answer :

D. colourless


Related Questions

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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

Decomposition of organic matter is due to

A. Virus

B. Fungi

C. Bacteria

D. None of these

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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 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

Whale reproduces by

A. ovipary

B. vivipary

C. ovovivipary

D. fission

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4

The liver destroys old

A. leucocytes

B. thrombocytes

C. erythrocytes

D. lymphocytes

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Cancer cells are more easily damaged by radiation than normal cells because they are

A. different in structure

B. non-dividing

C. starved of nutrition

D. undergoing rapid division

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4

The grouping o( blood is based on substances called

A. antibodies

B. antigens

C. antitoxin

D. enzymes

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4

Late blight of potato is caused by

A. Puccinia

B. Pennisetum

C. Phytophthora

D. Erysiphe

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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 insects do not have blood pigments because

A. there is no blood

B. blood does not have a respiratory function

C. tissues have pigments

D. pigments are elsewhere

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4

The artificial kidney operates on the principle of

A. dialysis

B. diffusion

C. osmosis

D. active transport

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4

The country's first 'brain bank' that can store up to 300 human brains has been opened at

A. Alleppey

B. Bengaluru

C. Bhubaneshwar

D. Mumbai

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4

Valve a are present inside

A. Arteries

B. Capillaries

C. Veins

D. Lymph vessels

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4

The part of the human brain concerned with sight is the

A. Frontal lobe

B. Parietal lobe

C. Temporal lobe

D. Occipital lobe

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4

The latest drug for cancer is obtained from

A. Strychnos nuxvomica

B. Vinca rosea

C. Atropa belladona

D. Phyllanthus niruri

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4

Prions are composed largely of

A. DNA

B. proteins

C. RNA

D. None of these

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4

Blood cancer is otherwise called

A. Leukaemia

B. Leucoderma

C. Leucocytopenia

D. Erythrocemia

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4

In case of a heart attack a hormone is injected as an emergency measure. Which one is it?

A. Thyroxine

B. Adrenaline

C. Heparin

D. Insulin

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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

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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Eugenics is the application of genetics to improve

A. crop plants

B. fruit trees

C. cattle

D. human beings

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Genes are made of

A. Carbohydrates

B. Proteins

C. Fats

D. Nucleotides

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What is 'atavism'?

A. The genes which show numerous phenolypic effects

B. Reappearance of traits after several generations

C. Effects of mutation

D. Intermediate inheritance of genes

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4

The layer of stagnant water in which light penetrates is called

A. Aphotic

B. Euphotic

C. Epilimnion

D. Disphotic

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4

Plague is caused by

A. Bacteria

B. Virus

C. Fungus

D. Fleas

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4

Fishes send out their nitrogenous waste as

A. ammonia

B. urea

C. uric acid

D. sweat

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4

Blood of cockroach is

A. red

B. bluish

C. greenish

D. colourless

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4

Adaptation for flying is termed as

A. aquatic

B. volant

C. fossorial

D. cursorial

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The counting of RBCs is done with

A. haemocytometer

B. haemoglobinometer

C. clinostat

D. thermometer