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Current Affairs January 2024

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4

Organisms that feed on the excreta of other organisms are called

A. autotrophs

B. heterotrophs

C. coprophagous

D. saprotrophs

Correct Answer :

C. coprophagous


Related Questions

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Pearl is secreted by the __________ of the pearl oyster.

A. foot

B. mantle

C. gills

D. None of these

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4

Hypogeal germination is found in

A. castor

B. onion

C. bean

D. bengal gram

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4

Evergreen forests are confined to

A. Equatorial region

B. Temperate region

C. Alpine region

D. Arctic region

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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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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

Which of the following is NOT a viral disease?

A. Chicken-pox

B. Influenza

C. Epilepsy

D. Measles

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4

The life cycle of Malarial Parasite consists of two phases in man. Where do they occur?

A. In RBC and liver cells

B. In WBC and RBC

C. In lymph

D. In gall bladder and pancreas

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4

The saliva contains an enzyme called

A. ptyalin

B. pepsin

C. trypsin

D. erepsin

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4

The drug Ergot is obtained from

A. Alga

B. Fungus

C. Bacteria

D. Virus

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4

Nucleus was first discovered by

A. Porter

B. Robert Brown

C. Palade

D. None of these

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4

The pathogenic organisms of an infected person are destroyed by the action of

A. erythrocytes

B. leucocytes

C. blood platelets

D. all of these

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4

Mendel chose for his experiments the plant

A. Bean

B. Pea

C. Cucumber

D. Rose

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4

The science dealing with diseases of plants is called

A. Plant anatomy

B. Plant ecology

C. Plant pathology

D. Plant morphology

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4

The theory that believes that the first living organism came from another planet is known as

A. Catastrophism

B. Special creation

C. Organic evolution

D. Cosmozoic theory

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4

Which among the following cows give maximum milk yields?

A. Jersey

B. Holstein

C. Red Sindhi

D. Sahiwal

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4

In a gamete there will be

A. one pair of sex chromosomes

B. only one sex chromosome

C. no sex chromosome

D. only autosomes

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4

Haemophllia is a genetic disorder which leads to

A. decrease in haemoglobin level

B. rheumatic heart disease

C. increase in haemoglobin level

D. non-clothing of blood

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4

Nephrons are found inside

A. Liver

B. Lung

C. Brain

D. Kidneys

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4

India's first transgenic crop was

A. Potato

B. Brinjal

C. Sugarcane

D. Bt cotton

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4

The hormone which is Popularly called as stress hormone is

A. Epinephrine

B. Cortisone

C. Thyroxine

D. Insulin

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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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Insulin is concerned with the metabolism of

A. sugar

B. fats

C. proteins

D. vitamins

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Darwinism does not explain

A. progression

B. retrogression

C. usefulness of all organs

D. presence of vestigial organs

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4

Which organism probably arrived first in the world?

A. Algae

B. Fungi

C. Protozoa

D. None of the above

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4

The best and easy method of control of crop pests is by

A. crop rotation

B. chemicals

C. quarantine

D. biological control

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4

The part of the brain in Control of Voluntary muscles is

A. cerebellum

B. medulla oblongata

C. pons

D. cerebrum

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4

The blood of cockroach shows the following characteristics except one. Mark it.

A. It serves to distribute nutrient directly to every part of the body

B. It contains several kinds of corpuscles without haemoglobin

C. It collects metabolic wastes

D. It carries oxygen

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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

What are the symptoms of 'Pellagra'?

A. Colour blindness

B. Rickets

C. Patches of skin

D. Soft bones

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4

The hypoglossal nerves are the pairs of the spinal nerves

A. First pair

B. Second pair

C. Third pair

D. Fourth pair