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

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

The technology used for achieving eugenic aims:

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

Milk and milk products are preserved by:

Pasteutization is widely used for preservation of

In 1997, Scientists in Scotland succeeded in cloning a

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

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

The reasoning that moves from general to specific is

Tentative explanation of observation is called as:

A large regional community promarily determined by climate

The percentage of Phosphorue in the human body is

Percentage of hydrogen in human body is :

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

Which one a trace element.

The cells which transmit impulses are

The unit of life is called:

The percentage of potassium in the human body is :

Population of different species living in the same habitat form a

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

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

A group of similar cells that perform similar function is

The study of microorganisms is called

Embryology is the study of

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

The study of parasite is called

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

Study of tissue is called

The study of distribution of animals in nature is called :

53.1% of the total known species of organism are the

The exhaust from the tanneries contains a harmful heavy metal

Which one of the following is bacterial disease

Vacca which means cow is a ---- word

Coordination is animals is achieved by means of

The amount of sodium by weight in the human body is

The water of rivers and lakes is biologically called the

Cenozoic era includes two periods

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

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

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

Carcinogenic material are those which cause

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

The living organism destroy the pests are known as the

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

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

The secretion are produced bt the

Which of the following is not an organic compound

The living substance of an organism is

The amount of oxygen by weight in the human body is

Integrated disease management involes

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

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

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

The chronological sequence of the periods of Mesozoic era is ?

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

A biome is large regional community primarily determined by the

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

A fatal human disease known as hepatitis is a

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

The plants haceing foreign DNA incorporated into their cells are called

a scientific law is irrefutable

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

Which of the following is not applicable to the theory

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

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

In radiotherapy cancer is treated by

The latest geological period in earth history is the

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

Which one of the following in not related to cloning?

Which one of the following is not a viral disease?

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

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

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

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

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

The study of life in oceans and seas is

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

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

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

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

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

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

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

How many Bioelement form 99% of living organisms:

How many Bioelement form 93% of living organisms:

Number of bioelements are:

Number of naturally occurring elements are:

Lead free petrol is necessary to reduce the :

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

An aphid that attacks walput tree is being controlled by:

Propagation of transgenic plants is possible by

Evolution increases:

Cuttentyl number of known species are:

The distribution of organisms in space can be studied through:

The study of life in seas & oceans is ?

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

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

AIDS spread through one of the following methods?

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

Who is the parent of a clone?

Tissue culture is a technique is which ?

A Productve theory is that?

A theory is formed when?

The chronological sequence of the periods of Mesozoic era is ?

Phyletic lineage means?

Which on of the following is a biome?

Gene frequency means;

Ecosystem is composed of

Biology organization means.

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

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

A doctor is studying heart beat. He is studying.

Which of the follwing is the characteristic of living thing ?

H20 is

In radiotherapy cancer is treateci by

in citities exhaust of automobiles

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

Plants having foieign DNA are known as

Stomach has secretory

The tentative eXplaination of observation is

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

The percentage of vascular plant specie is

The number andvariety of species in a space called

A biome is primarily determined by

Communities. are irifkienced by mainly

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

A group of same cells that performs the same function

The greatest bio element in human body is