Biology Mock Test-2

Cardiac muscles are different from that of skeletal muscles as

Hydra is a

How many female flowers occur in a cyathium?

The periderm includes

India has two hot spots North East Himalayas and Western Ghats which are rich in

Greatest problem in water conservation is to reduce the amount of

Eroded soils are

Animals and plants are best protected in

DNA is generally methylated at

Clones of plants can be produced by

Bacterial plasmid contains

A plant expressing a gene from another organism is

An organelle present in plant cells but absent from those of animals is

Adjacent epithelial cells are held together by

According to the modern concept of cellular membrances the sturcture of the cell membrane is as follows

A cell without ……………. Is not a cell.

Virus multiplies in

Sexual reproduction in which DNA of bacteria is transferred to another by the help of bacteriophage is

Rhizopus produces asexually by means of

Reproduction can occur within members of a

Emasculation is achieved by the removal of

Cultivation of trees, in a dwarf form ,is known as

An insecticide extracted from the leaves of neem is

A cross between donkey and horse is a

Green house gases are

During day time sound level in silent zone is about

Chernobyl nuclear tragedy occurred on which date?

B.O.D. stands for

Genetic variation arises by

Biological concept of species is mainly based on

A good example for recapitulation theory is

Cross between individual with dominant trait and recessive (homozygous) parent is

An incomplete dominance is shown by

A hereditary disease which is never passed on from father to son is

Eustachian valve is present in

Bicuspid valve allows blood from

An artery is a vessel that carries blood

A patient suffering from cholera is given saline drip because

Disease cause by deficiency of vitamin C is

Calorie is the unit of

Besides RBC blood plasma also carries O₂ in solution. The % is

Alveli increases the surface area by

Heroin is extracted form

Cholera, leprosy and diphtheria are

Among HIV viruses which one is more virulent causing AIDS in 90% of the cases

Active immunity means

GIFT involves transer of

Corpus luteum secretes

Bartholin’s gland is found in

A sexually transmitted disease symptomised by the development of chancre on the genitals is caused by the infection of

Imbalance of certain hormones, deficiencies of calcium and vitamin D are the major causative factors of

Deposition of uric acid crystals within the synovial joint causes

All or none’ law is not applicable for

A red coloured oxygen containing pigment present in muscle

Gray biotechnology is

During fermentation by Yeast, alcohol is formed from

Brown Plant Hopper is

A peculiar odour that occurs in marshy areas and cowsheds is due to gas produced by

Follicle stimulating hormone is secreted by

Deficiency of ADH causes

Blood calcium level is regulated by the hormone

Addison’s disease results from

Chlorophyll molecules are located in the

C₄ plants are also called

All types of plastids possess essentially the same structure because they

…. Is the most abundant protein of biological world

The presence of feathers and power of flight are the characteristic features of

The echinoderms, hemichordates and chordates had which of the following larva as common ancestral form?

Leeches are usually

Bilateral symmetry and no coelom is found in

Flowering in short day plant is induced by

Cold treatment with seeds is called

Apical dominance is caused by

A efficient root inducing chemical useful in horticulture is

Human population is characterized by

Exponential growth occurs in

Commensalism is

Adaption of species is its

Formation of liquid endosperm in coconut takes place because

Embryo sac is also known as

Development of female gametophyte directly from megaspore mother cell without meiosis is called

Apomixis is a type of reproduction that results in the development of a/an

Citric acid cycle is also called

ATP synthesis in cell requires

Apparatus to measure rate of respiration and R.Q is

Activity of succinic dehydrogenase involves the following in TCA cycle

Force generated by transpiration can create pressure sufficient to lift water even up to the height of

Cohesion and adhesion is also called as

Active transport is characterized by

A cell may increase in volume if the external medium is