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Current Affairs January 2024

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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

Correct Answer :

C. spraying harmones on flowers


Related Questions

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4

The part of the brain which is responsible for intelligence is

A. cerebrum

B. opthalmic

C. cochlea

D. semicircular canals

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4

The oldest era is

A. Palaeozoic

B. Mesozoic

C. Cenozoic

D. Proterozoic

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The grouping o( blood is based on substances called

A. antibodies

B. antigens

C. antitoxin

D. enzymes

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4

Green plants In the sea are useful for respiration of flash because they

A. release oxygen

B. release carbon dioxide

C. release oxygen and carbon dioxide simultaneously

D. take oxygen and give out carbon dioxide

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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 most accepted theory of the origin of earth is the fiery origin which was propounded by

A. Laplace

B. Chamberlain

C. James Jean

D. Hoyle

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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. Vasopressin

C. Heparin

D. Insulin

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4

Diseases in plants can be caused by

A. virus

B. bacteria

C. fungi

D. All the above

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4

Hydrotropism means the growth of roots

A. away from water

B. towards water

C. into water

D. out of water

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4

What are the symptoms of retinal deficiency?

A. Dry skin

B. Rough skin

C. Night blindness

D. Sensitiveness to light and ulcers

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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

HIV causes

A. cancer

B. hepatitis

C. AIDS

D. Herpes

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4

Nekton are those organisms

A. which cannot be netted

B. which are independent of tides and waves

C. which have long necks

D. None of the above

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Valves are present inside

A. arteries

B. capillaries

C. veins

D. aorta

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4

Scrub jungle Is characterised by

A. heavy rainfall

B. no rainfall

C. poor rainfall

D. none of the above

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4

Eye is an organ that can be called as

A. Phonoreceptor

B. Thigmoreceptor

C. Photoreceptors

D. Rheoreceptor

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4

Egg laying animals are referred to as

A. viviparous

B. oviparous

C. ovoviviparous

D. vegetative

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Biologists have so far known, found and identified a large number of species in the plant and animal kingdom. In terms of numbers, the largest found and identified so far is from among the

A. fungi

B. plants

C. insects

D. bacteria

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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

What is the correct answer?

4

The condition in which there is abnormal decrease of white blood corpuscles is known as

A. leukaemia

B. leucoderma

C. leukopenia

D. anaemia

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The liver destroys old

A. leucocytes

B. thrombocytes

C. erythrocytes

D. lymphocytes

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Herbivores are

A. primary consumers

B. secondary consumers

C. tertiary consumers

D. decomposers

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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

Modern classification of the living world recognise ___________ kingdoms.

A. two

B. three

C. four

D. five

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Best growth of plants is attained if they are supplied with

A. low carbohydrate and high nitrogen

B. high carbohydrate and low nitrogen

C. high carbohydrate and moderate nitrogen

D. equal carbohydrate and nitrogen

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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

The universal recipient belongs to blood group

A. A

B. B

C. AB

D. O

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Who was the first scientist/doctor who attempted vaccination?

A. Joseph Lister

B. Robert Koch

C. Elie Metchnikoff

D. Edward Jenner

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4

In plants water is carried upwards by

A. phloem

B. paranchyma

C. xylem

D. meristem

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The metallic part of haemoglobin is

A. copper

B. molybdenum

C. nickel

D. iron