Science For You

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Science

Plants grown in total darkness lack chlorophyll and thus appear white or yellow. What this type of growth known as
Etiolation

Colourless plastids are known as
Leucoplasts

The fruits of which tree contain a sweet, edible dark brown pulp, sometimes called St John's bread ?
Carob

In which group yeasts, cup fungi and edible morels places ?
Ascomycetes

In which group are mushrooms, toadstools, puff balls and bracket fungi places?
Basidiomycetes

Which famous person was so fond of mushrooms that he made illegal for anyone else to eat those growing in the papal states, lest there should be a shortage for his own table?
Clement VII

Which fungi is also known as the kerosene fungus?
Amorphotheca resinae

Truffles are rare delicacies much sought after by chefs all over the world. But it grows underground and have to be smelt out to locate them. Which animal is used to most to smell out truffles?
Pig

Which insect cultivate fungus in their colonies and allow only the queen, king and young ones to eat it?
Termites

The occurrence of two forms among the organisms of the same kind is known as
Dimorphism

Who wrote the book Zoological Philosophy in 1809?
Jean Baptiste Lamarck

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Science

Who first discovered viruses?
Martinus Willem Beijerinck

The term ‘virus’ means
Poison

Bacteriophages are
Virus which infect bacteria

when was the first AIDS case discovered in India?
1986

What is the other name for ‘biotin’?
Vitamin H

Which vitamin is also known as ‘PP Vitamin’?
Niacin

Which vitamin is also known as ‘ Tocoferol’?
Vitamin E

The deficiency of which vitamin causes night blindness ?
Vitamin A

The deficiency of vitamin B2 causes
Angular stomatitis

The deficiency of vitamin B1 causes
Beriberi

The deficiency of which vitamin causes pellagra?
B3

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Science

Who discovered vitamin A?
Elmer Verner Mccollum

Who discovered vitamin D?
Edward Mellanby

Who discovered vitamin C?
Szent Gyorgi

Who discovered vitamin K?
Stefan Ansbacher

Who coined the word ‘vitamin’?
Casimir Funk

Which animal do not need vitamin C ?
Cat

The word ‘protein’ comes from
A Greek word meaning ‘of first importance’

Which was the first enzyme to be prepared from animal tissue?
Pepsin

Where would you normally find the protein Fibroin?
Silk

Which was the first protein hormone ever to be synthesized?
Oxytocin

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Which is the most abundant of all the proteins in the high vertebrates?
Collagen

What is an ‘apoenzyme’?
The protein part of an enzyme

The word ‘chromosome’ is derived from Greek words meaning
Coloured body

What is ‘Pleiotropy’?
The appearance of two or more characters which are controlled by a single gene

A particular branch of genetics has been called ‘bean-bag genetics’. Name it.
Population genetics

What does the term ‘Gene Pool’ mean?
Total number of different kinds of genes pooled by all the members of a population

Which scientist was the first to discovered the cell?
Robert Hooke

In which structure Robert Hooke see the cell?
Cork

A group of cells with similar structure and performing similar functions are called
Tissue

Who first propounded the cell theory?
Theodar Schwann and Matthias Jakob Schleiden

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Power houses of the cells are called
Mitochondria

Phycology is the scientific study of
Algae

Ichthyology is the scientific study of
Fishes

What is the name given to the study of the behaviour of animals in their natural environment?
Ethology

The study of tissues of the body is called
Histology

The study of cell nuclei, especially in reference to their chromosomes is known as
Karyology

The branch of horticulture that deals with the study of fruits and their cultivation is known as
Pomplogy

The study of the patterns of distribution of animals and plants in different parts of the earth is known as
Biogeography

The branch of biology that deals with the formation, structure and function of cell is known as
Cytology

‘Taxonomy’ is the study of
Classification of organisms

The study of insects is known as
Entomology

The classification of organisms by their chemical constituents is known as
Chemotaxonomy

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Science

The branch of biology that studies organisms in terms of their relationships with other organisms vis-Ã*-vis their local environment is known as
Ecology

The branch of botany which deals only with the study of trees is known as
Dendrology

The branch of botany which deals only with study of trees is known as
Dendrology

The branch of biology that deals with the from and structure of organisms without regard to function is known as
Morphology

The science of the forms of the life existing in prehistoric times as represented by fossil animals and plants is known as
Palaeontology

The science of the structure of the animals and plants based upon dissection and microscopic observations is known as
Anatomy

The study of the relationship of living things to environment and each other in pre-historic times is known as
Palaeoecology

The study of rainfall and other aspects of fast climatic conditions by analyzing the annual growth rings of trees is known as
Dendroclimatology

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Science

The dating of fossil animals and plants counting the ridges on fossil shells and corals is known as
Palaeochronology

The study of annual rings in trees to determine dates and environmental conditions in the past is known as
Dendrochronology

Who was the first person to discover the existence of male and female reproductive cells?
Hippocrates

Which scientist is reputed to have invented the term ‘biology’?
Jean-Baptiste de Lamarck

What is ‘the theory of spontaneous generation’?
Origin of life from non-life

Who gave the name ‘artery’ to the blood vessels which carry oxygenated blood?
Praxagoras of Cos

Who was the first scientist to have conducted dissections of the human body?
Alcmaeon

The first person to float in space was
Alexei Leonov

Which was the first spaceship to hit the moon?
Lunik-II

In which year the first man landed on the moon?
1969