11th Class Biology MCQs with Answers download pdf Chapter No.1 Introduction

A group of organisms of same species living together in the place at the same time is called

Ecosystem is composed of

The number and variety of a species in a place is called:

53.1% of the total known species of organism are the

How many Bioelement form 93% of living organisms:

The distribution of organisms in space can be studied through:

The pollution can be reduced by the absorption of heavy metals from the environment by certain

Study of tissue is called

A group of similar cells that perform similar function is

A biome is large regional community primarily determined by the

Isolation of normal gene and its insertion into bone marrow is called

A ciral disease which is claimed to be eliminated from the world is

A perdiction made by the scientist based on his observations is known as

Which one a trace element.

Pasteutization is widely used for preservation of

The branch of biology which deals with the study of proteins and nucleic acids is called

The study of life in seas & oceans is ?

a scientific law is irrefutable

The branch of biology that deals with life in rivers, lakes and phycical and chemical parameters of these water bodies is called ?

Which one of the following in not related to cloning?

The study of distribution of animals in nature is called :

Algae have been found to reduce pollution of heavy metals by :

Biology organization means.

Plants having foieign DNA are known as

The latest geological period in earth history is the

AIDS spread through one of the following methods?

The percentage of Phosphorue in the human body is

A fatal human disease known as hepatitis is a

The study of ameoba, paracmecium & euglena comes within the brach of biology.

The secretion are produced bt the

The chronological sequence of the periods of Mesozoic era is ?

In radiotherapy cancer is treateci by

The branch of biology that deals with study of social behaviour and communal life of human being is ?

The study of microorgansim includes Bacteria, Viruses ,Protozoan and microscopic Algae and fungi is

In cities, particulary the exhaust from auto mobiles is enormously adding into the atmosphere:

Which of the following is not applicable to the theory

The biologist have produced new and better varieties of food plants and animals by using the principal of branch of biology

Cuttentyl number of known species are:

A person says, "Man has formed from monkey". He talked about

Tissue culture is a technique is which ?

Gene frequency means;

The percentage of potassium in the human body is :

The study of life in oceans and seas is

The chronological sequence of the periods of Mesozoic era is ?

9.4 % of the total so far discovered organisms consist of fungi, algae, protozoan and

An aphid that attacks walput tree is being controlled by:

H20 is

The pollution can be reduced by the absorption of heavy metals from the environment by certain

A type of cloning in which the offspring carry chromosomes from both the parents is the production of

In human gene therapy the normal genes are inserted in to the host through

Embryology is the study of

Lead free petrol is necessary to reduce the :

A large regional community promarily determined by climate

Which one of the following is employed in treatment of cancer?

The reasoning that moves from general to specific is

The number andvariety of species in a space called

The amount of sodium by weight in the human body is

Use of living organisms, system or processes in manufacturing and service industries is studies by branch called

In 1997, Scientists in Scotland succeeded in cloning a

The water of rivers and lakes is biologically called the

Evolution increases:

The greatest bio element in human body is

The living organism destroy the pests are known as the

Population of different species living in the same habitat form a

Tentative explanation of observation is called as:

Percentage of hydrogen in human body is :

The study of parasite is called

In human gene therapy the normal genes are inserted in to the host through

The study of organisms that icludes interaction between the organism and their inorganic and encironment especially as it relates to humen activites is

The percentage of vascular plant specie is

The branch of biology in which structure, mode of transmission, life histories and host- parasite relationships are studied is named as?

One of the most important feature of good theory is that it may suggest new and different

The branch of biology that deals with the structure of organisms, The cells and theirs organelies at molecular leve is

Which on of the following is a biome?

Milk and milk products are preserved by:

A branch of science that is a way of understanding the nature is :

The cells which transmit impulses are

How many Bioelement form 99% of living organisms:

Communities. are irifkienced by mainly

The study of microorganisms is called

The lowest percentage of bioelements in man among the followings is of

Which one of the following is bacterial disease

The era of earth history ranging from 600 million years ago to 270 million years ago is called

Vacca which means cow is a ---- word

The amount of oxygen by weight in the human body is

Who is the parent of a clone?

Number of bioelements are:

Propagation of transgenic plants is possible by

A group of same cells that performs the same function

One of the following processes thakes place during hydroponics culture technique?

The branch of biology that deals with the use of living organisms, systems or processes in manufacturing and service industries is ?

A structure normally composed of several tissue types that form a functional unit is called

The mdicines which are used for the treatment of bacteral human diseases are called

Which one of the following is a correct sequence in biological methods?

The first ever clone of the vertebrate was prepared in 1997 in

A doctor is studying heart beat. He is studying.

Which of the following is not an organic compound

Phyletic lineage means?

The plants haceing foreign DNA incorporated into their cells are called

In plants The long term regulation, of activities is controlled by

The living substance of an organism is

Which of the follwing is the characteristic of living thing ?

The first ever clone of the vertebrate was prepared in 1997 in

The technology used for achieving eugenic aims:

The trace elements found in the human body are copper, Iodine, Zinc and

Carcinogenic material are those which cause

" They are highly organized complex entites composed of one or more cells and contain gentic program of their characteristics". The statement refers to

The tentative eXplaination of observation is

Percentage of animals other than insects among the known species of organisms is :

in citities exhaust of automobiles

One owho deals with living part of the world and non- living things which aggect the living things is a

Evolving populations of the organism living in the remote past is known as

Stomach has secretory

Coordination is animals is achieved by means of

Integrated disease management involes

A Productve theory is that?

A biome is primarily determined by

The exhaust from the tanneries contains a harmful heavy metal

Cenozoic era includes two periods

Islolation of normal gene and its insertion into bone marrow is called

Which one of the following is not a viral disease?

O,C, N & Hydrogen are-------- % of living organisms:

A theory is formed when?

The removal or degradation of environmental pollutants or toxic materials by means of living organism is called

In radiotherapy cancer is treated by

A group of living organisms of the same speices located in the same place at the same time is

The unit of life is called:

Number of naturally occurring elements are: