Science For You

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Science

Which are generally considered to be the loudest of all insects?
Male Cicadas

Which is the longest insect in the world?
Tropical stick insect

The production of sounds by some insects by rubbing together parts of body, usually to attract a female is known as
Stridulation

Which are generally considered to be longest lived insects?
Queen termites

Which period is usually known as the age of fishes?
Devonian period

What is the staple diet of a basking shark?
Plankton

Pelagic fish live
Near the top of the sea

Most sharks are heavier than water. How to they prevent themselves from sinking?
By movement through the water

What is the largest amphibian in the world?
Chinese Giant salamander

Which snake kills its prey by constriction?
Python

What is the swim bladder in a bony fish used for ?
Buoyancy

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Scince

Which snake has a fang which can be swivelled to lie flat in the mouth when not in use?
Pit viper

Which is the largest living member of the crocodile family?
Estuarine crocodile

How does the male snake locate the female for breeding?
By smell

Which is the only snake to built a nest?
King Cobra

Which is the longest venomous snake in the world?
King Cobra

The lizard living in desserts of Australia has a curious ability to use rare rain water. The rain water does not pass through the skin but blows in minute channels along it, until it reaches the mouth where it is swallowed! Name this lizard?
Moloch

Which is the largest living bird?
Ostrich

Which is the smallest flightless bird?
Flightless rail

Which is the generally reputed to be the smallest bird in the world?
Helena’s humming bird

Which bird has the highest energy consumption per unit of weight?
Humming bird

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Science

The red color of birds like flamingos is produced by
Pigment Zooerythrin

Which is the oldest known specimen of a toothless bird?
Ichthyornis

Penguins are found in
Antarctic ice fields only

Which heaviest bird ever to have existed?
Elephant bird

In birds, what is uncinate process?
An outer growth of the rib which strengthens the rib cage

If a bird is said to be ‘raptorial’, what kind is it?
Bird of prey

What is the name given to the song box of a bird?
Syrinx

What is the name given to the bastard wing?
To control turbulence and prevent stalling

What is the highest frequency which a bat can detect?
75 kHz
The word ‘mammal’ comes from a
Latin word ‘mamma’ meaning breast

What are a bird's wing flight feathers called ?
Remiges

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Science

Which mammal has a natural sun-burn lotion?
Hippopotamus

Mammals are divided into several orders. Which order includes the most advanced mammals?
Primates

The ouch in which a kangaroo mother keeps her young baby is called
Marsupium

Polar bears lives at
North pole only

Which order of mammals contains the bats?
Chiroptera

How many cavities does the stomach of a cow have?
Four

Which rare mammal has been slaughtered by villages because it feared as a harbinger of death?
Aye Aye

Which pigments are found in the red algae?
Phycoerythrin and Phycocyanin

Kelps are a kind of
Green Algae

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Science

Several algae are held to the bottom of a pond or sea by a structure known as
Holdfast

What is the name given to plant which can not grow on soil-rich in lime or calcium carbonate?
Calcifuge

Which pigment is present in brown algae?
Fucoxanthin

The wall of a true fruit is known as
Pericarp

The wood produced by gymnosperms is commercially known as
Softwood

What are Parthenocarpic fruits?
Fruits formed without fertilization

What is a ‘bedder’?
It is a plant suitable for a garden bed

Except tree ferns, most ferns have rhizomes. What are rhizomes?
Underground stems

The way in which leaves are arranged on a stem is known as
Phyllotaxy

Which plant tissue is mainly concerned with the transport of water and minerals?
Xylem

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Through which tissue of plant is food and other organic substances translocated?
Phloem

Which plant has the distinction of bearing the biggest seed?
Coco demer

With a growth rate of about 5 mm a minute, it is one of the fastest growing organism in the world. It is also known as ‘the lady of the white veil’. Identify it?
Stinkhorn fungus

Adventitious roots are…..
Roots arising in places other than the root system

what are the taproots?
A root system, on which there is one major root with other roots branching of it

A root system composed mainly of branches rather than one of principal root is known as Fibrous root system

Which are the earliest plants of bear seeds?
Gymnosperms

Which are the earliest plants to have a conduction system for conduction of water and food?
Ferns

What is the name of the plant whose berries are used to make gin?
Juniperus

Small plants with soft stem are called
Herbs

Medium-sized plants with woody stems that branch profusely from the base and attain a bushy appearance are called
Shrubs

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Science

A plant that grows in soil with a high concentration of salt, as found in salt marshes, is known as
Halophyte

This large brown seaweed was once an important source of potash, iodine and soda. Name it
Kelp

Plants living perched on other plants but not obtaining water or food from them are called
Epiphytes

Which stain is used for demonstrating lignin?
Phloroglucinol

Which stain is used for demonstrating fungal hyphae and spores?
Aniline blue

In certain plants, the alternating generations of their life-cycle are morphologically identical. What is this condition known as
Isomorphism

The stalk of the flower is called
Pedicel

The female sex organ of the bryophytes, pteridophytes and most gymnosperms is known as
Archegonium

Plant cells thought to be gravity sensitive are known as
Statoliths

An ovary of fruit having separate or distinct carpels known as
Apocarp