What Is The Richest Source Of Vegetarian Product ?

Which of the following is the richest source of vegetarian product ?
a) rice                        b) barley
c) soyabean               d) gram

What Is The Introduction Of Foreign Genes For Improving Genotype Called ?

Introduction of foreign genes for improving genotype is
a) tissue culture                         b) immunization
c) biotechnology                       d) genetic engineering

What Does Anaerobic Respiration In Yeast Produce ?


Anaerobic respiration in yeast produces
a) alcohol and CO2                  b) CO2 only
c) lactic acid                               d) formic acid

What Is The Organism Capable of Destroying Bacterial Colonies ?


The organism capable of destroying  bacterial colonies is
a) virus                                        b) tadpole
c) lysosome                               d) bacteriophase

Which Hormone Is Responsible For Fruit Ripening ?

Which hormone is responsible for fruit ripening ?
a) ethylene                                 b) abscissic acid
c) auxins                                    d) gibberellins

What Is The Change In Sequence Of Nucleotides In DNA ?


Change in sequence of nucleotides in DNA is known as
a) translation                           b) recombination
c) mutation                               d) cancer

What is the example of sex linked disease ?


Which of the following is example of sex linked disease ?
a) AIDS                                     b) rabies
c) bird flu                                 d) hemophilia

At What Condition, A Gene Is Said To Be Dominant ?

A gene is said to be dominant if
a) it expresses its effect only in homozygous state
b) it expresses its effect both in homozygous and heterozygous state
c) it expresses its effect only in heterozygous state
d) it never expresses

What Is An Organism Which Is Generally Without Plastids And Can Synthesize Its Organic Food ?

An organism which is generally without plastids and can synthesize its organic food is
a) fungi                         b) lichen
c) algae                       d) bacteria

Which Plant Has The Characteristic Of Double Fertilization And Triple Fusion ?


Double fertilization and triple fusion is characteristic of
a) all plants                     b) angiosperms
c) gymnosperms                   d) pteridophytes

What Is A Genetically Uniform Population of Plants Raised From a Single Plant Constiutes Called ?

A genetically uniform population of plants raised from a single plant constiutes
a) clone                                    b) hybrid
c) population                         d) stock

What An Antiviral Substance Produced In Cell In Response to Viral Infection to Prevent the Replication of New Virus Called ?

An antiviral substance produced in cell in response to viral infection to prevent the replication of new virus is
a) antibody                               b) interferon
c) vitamin C                              d) antigen

How Is Emasculation of Flower Achieved ?

Emasculation of flower is achieved by
a) removal of stamens            b) removal of carpels
c) removal of flower                d) removal of petals

What Is The Molecule Which Contains All The Information For Carrying All The Life Processes Called ?

The molecule which contains all the information for carrying all the life processes is
a) rRNA                                     b) tRNA
c) DNA                                      d) mRNA

How Are Roots Different From Stem ?

Roots are different from stem in
a) absence of nodes and internodes
b) being positively geotrophic
c) presence of unicellular hairs
d) all of the above

What Are The Region of Chromosome to Which The Spindle Elements are Attached Called ?

The region of chromosome to which the spindle elements are attached are called
a) chromomere                       b) centriole
c) chromocentre                    d) centromere

In Which Stage of Meiosis Does Reduction of Chromosomes Into Half Occur ?

During meiosis reduction of chromosomes into half occurs in which stage ?
a) Anaphase I                       b) Anaphase II
c) Prophase I                        d) Telophase II

What Is The Number of DNA, Just Before its Division ?


A cell is about to divide. Just before its division, the number of DNA in it
a) halves                                 b) remains the same
c) doubles                              d) decreases

What Do Eukaryotic 80S Ribosomes Break Into ?


Eukaryotic 80S ribosomes break into
a) 40S and 40S                     b)50S and 30S
c) 60S and 50S                     d) 60S and 40S

What Posses Clover Leaf Shaped Structure ?

Which of the following has a clover leaf shaped structure ?
a) DNA                                   b) tRNA
c) rRNA                                  d) mRNA

Instead of Chromosomes, What has only DNA ?

Instead of chromosomes which of the following has only DNA ?
a) Anabaena                         b) Chlamydomonas
c) Voiox                                 d) Spirogyra

What Does Every Living Cell Have ?


Every living cell has
a) chloroplasts                         b) membrane
c) cell wall                               d) food vacuole

What Is Endoskeleton of Cell Made Up of ?

Endoskeleton of cell is made up of
a) cell wall                               b) cytoplasm
c) endoplasmic reticulum          d) mitochondria

What Is a Collection of Plants Obtained as a Result of Repeated Self-Pollination From a Single Homozygous Individual Called ?

A collection of plants obtained as a result of repeated self-pollination from a single homozygous individual is called
a) mixed selection               b) pure line selection
c) mass selection                d) clonal selection

Where does Glycolysis During Respiration Take Place ?

Glycolysis during respiration takes place in
a) mitochondrion                    b) cytoplasm
c) ribosome                           d) peroxysomes

Give an Example of Insectivorous Plant.

An example of insectivorous plant is
a) Viscum                              b) Cuscuta
c) Monotropa                        d) Drosera

Which of the following is essential for the formation of chlorophyll ?

Which of the following is essential for the formation of chlorophyll ?
a) manganese                       b) magnesium
c) iron                                  d) copper

What is The Technique employed to get Rid of the Microbes in Culture Medium Called ?


The technique employed to get rid of the microbes in culture medium is called
a) vernalization                      b) hardening
c) sterilization                        d) inoculation

What is Unorganized Mass of Undifferentiated Tissue Called ?

Unorganized mass of undifferentiated tissue is called
a) explants                             b) callus
c) somatic embryo                 d) inoculum

What Is The Number of Autosomes In a Cell of a Man ?

The number of Autosomes in a cell of a man is
a) 46                                       b) 23
c) 44                                       d) 22

What Is The Function of Xylem ?

Function of xylem is:
a) buoyancy                           b) photosynthesis
c) storage                              d) conduction of water

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