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Current Affairs January 2024

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4

The rate of growth of plants can be measured by a/an

A. manometer

B. auxanometer

C. photometer

D. thermometer

Correct Answer :

B. auxanometer


Related Questions

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4

Antisnake venom is prepared by

A. Pasteur institute

B. Hoffkine's institute

C. Birla's institute

D. Indian Science Institute

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4

From the end of the Triassic to the cretaceous period the earth was ruled by

A. eurypterids

B. cotylosaurs

C. dinosaurs

D. mammals

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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

Bovine Spongiform Encephalopathy refers to

A. Brain Fever

B. Mad Cow Disease

C. Enteric Fever

D. Poultry Diarrhoea

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4

The germ theory of diseases was put forward by

A. Louis Pasteur

B. Luister

C. Leuwenhoek

D. Flemming

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4

Which organelle in the cell, other than nucleus, contains DNA?

A. Centriole

B. Golgi apparatus

C. Lysosome

D. Mitochondrion

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4

The natural defence of our body against foreign germs is formed by

A. red corpuscles

B. white corpuscles

C. platelets

D. lymph

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4

The amount of blood in a normal man is about

A. 5.0 litres

B. 2.5 litres

C. 3.8 litres

D. 4.7 litres

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4

The theory of 'jumping genes' was propounded by

A. Gregor John Mendel

B. Thomas Hunt Morgan

C. Barbara McClintock

D. Watson and Crick

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4

The nerve messages enter the cell through the

A. Dendrite

B. Axon

C. Cyton

D. Synapse

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4

The grouping of blood is based on substances called

A. antibodies

B. antigens

C. antitoxin

D. enzymes

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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

Small pox is caused by

A. bacteria

B. fungus

C. virus

D. algae

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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 hormone which is Popularly called as stress hormone is

A. Epinephrine

B. Cortisone

C. Thyroxine

D. Insulin

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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

Haemoglobin is dissolved in the plasma of

A. frog

B. fish

C. man

D. earthworm

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4

Hormones are carried from their place of production by

A. ducts

B. blood

C. lymph

D. muscus

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4

Temperature treatment which shortens the vegetative period and hastens the flowering is called

A. Phototropism

B. Photoperiodism

C. Vernalisation

D. Thermoregulation

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4

A biopsy is performed on a patient generally to detect which one of the following?

A. Cancer

B. Tuberculosis

C. Appendicitis

D. Renal failure

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4

One of the following is often called the master gland. Which one is it?

A. Thymus

B. Islets of Langerhans

C. Pituitary

D. Thyroid

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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

What is an antigen?

A. toxic substance

B. a kind of protein

C. blood platelets

D. blood corpuscles

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4

Plants growing in sunlight are called

A. sciophytes

B. hydrophytes

C. xerophytes

D. heliophytes

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4

It Is not advisable to sleep under a tree at night because of release of

A. oxygen in a lesser quantity than the required levels

B. oxygen in large amounts

C. carbon monoxide

D. carbon dioxide

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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

India's first transgenic crop was

A. Potato

B. Brinjal

C. Sugarcane

D. Bt cotton

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4

What are top carnivores?

A. biggest carnivores

B. tigers

C. all carnivorous animals

D. carnivores that are not eaten by any other animal

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4

The golden age of Dinosaurs was

A. Palaezoic

B. Cenozoic

C. Mesozoic

D. Proterozoic

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4

The closing and opening of the leaves of Mimosa pudica (Touch me not) plant is due to _______ movement.

A. chemonastic

B. seismonastic

C. thermonastic

D. photonastic