Biology Chapter No. 3 Coordination and Control 2nd Year Online MCQ’s

Microscopic gap between the two neurons is called is : (Lhr 2016 Group I)

Beneath the cranium, the brain and spinal card are protected by triple layer of (Mirpur 13)

In plants, chlorosis is the condition of getting yellow due to shortage of;

which of the following behaves like normal cells

A nervous disease characterized by the involuntary tremors is the;

Tumors are induced by;

The hormone which promote bolting of some rossete plants is known as (D. G. Khan 12)

An oval-shaped part of central nervous in the form of hollow cylinder running through the vertebral column is:

In pine apple , the flowering may be induced by

causes a powerful contraction of uterus during and after birth:

The primary function of the myelin sheath around an axon is to:

Reaction to stimulus is called

The receptor may be;

controls voluntary movements by activating skeletal muscles:

The structures which respond are called

The human thyroid gland Is located adjacent to the:

The value of resting membrane potential of the neuron is;

Lack of insulin causes: (Grw 2016)

In humans mid brain is: (Lhr 2015 Group I)

The largest part of brain is called: (D.G.Khan 2016 Grouell

Chemically hormones may be:

A nerve is a

Which of the following hormones is responsible for production of milk for nursing the baby after birth:

All of the followings are functions of thyroid gland except:

Adrenalln and nor adrenslin promote the release of glucose from the liver

The sensation of pain is produced by:

Which of the following control the volume of urine excreted?

The onset of epilepsy is usually before age of (Swl 2016)

Pavlov performed experiments with dogs i n order to investigate conditioned reflex type of

A convulsive disorder of nerves associated with rapid electric discharges in the gray matter of the brain is called;

The naturally occurring auxins is

Learning is an ability to modify its behavior in the light of its

An increase in blood glucose level is caused by:

The neuroglial cells provide the neurons with:

The amount of sugar in blood is increased by the hormone

Reabsorption of water in kidney is under the control of:

Cortisol brings about an Increase in blood glucose level mainly by its production from;

The only naturally occurring auxins is

Which one is not a steroid hormone?

In neurons the message is transmitted across synapse in the form of chemical messenger called (D.G.Khan 2015 Group I)

It is believed to be caused by cell death in a brain area that produce dopamine

A scientist who study animal behaviour is known as:

The learning based on gradual decline in response to continuous stimulus is:

The neuron net of Hydra lacks:

if We touch a hot surface, it is withdrawn immediately due to:

In myelinated neurons, the impulse jumps from node to node and is called: (Sw) 2015)

The adrenakglands are located adjacent to:

The semi or undifferentiated amorphous mass of cells is known as:

Total cranial & spinal nerves in humans Is

The cerebrospinal fluid (CSF) is similar in composition to: (Grw 2015)

The smaller number of a cells in pancreas secretes.

In human beings memory is due to;

Dewarfism In human beings is caused due to undersecretion of

Which of the following is antagonist to insulin

Which one of the followings sometimes substitutes for red light (Sgd 2013)

The reflexes may be;

The structure in human brain which controls hunger is: (Sahiwal 13)

Amphibians the thyroid hormone accelerates the rate of:

The etiolated plants lack:

Which one is not related to resting membrane potential?

Conditioned reflex type II is also known as learning by

Deficiency of thyroxine in infant causes

Auxins promote growth of roots from:

It Is exocrine as well as endocrine in function:

The coordination makes possible the integration of function essential to organismic:

The sensation of pain is produced by: (Lhr 2015 G - II)

The pain receptors are nearly - more abundant than cold receptors (Mirpur 12)

During non-conducing state, the neuron membrane is permeable to efflux of: (Fsd 2015)

The sensory neurons conduct impulses from the receptors to the;

Resting membrane potential of (Sgd 2016)

Endocrine glands secrete:

Calcitonin is secreted by

The branch of biology dealing with the study of animal behavior is called

In skin , the receptors for deep pressure stimuli are

Which hormone is chemically steroid (Lhr 2013 G II)

In humans mid brain is: (Lhr 2015 G - I)

Alzheimer's disease is characterized by the decline in the function of (D.G.Khan 2016 Group II)

The simplest from of learning is

Circadian rhythms are related to;

Trial & error type of learning was studied by:

The association of indifferent stioull without patent reward is,

EEG is the most important test for the study of (Mirpur Kashmir 2015)

Low levels of blood Ca++ ions stimulate the:

Diffused nervous system is found in (Mir Supp 13)

2, 4 D kills broad leaves: (Rwp 2013)

Ethene induce flowering in: (Lhr 2014 G II)

Any quantitative or qualitative change in the environment detected by the receptors is

The development and maintenance of thyroid glands and conversion of iodine into thyroxin is controlled by:

Regeneration in the nervous system is limited to:

How many types of receptor's are present in skin? (Sgd 2013)

The simplest form of Learning is:

The effective drug for Parkinson's disease is;

The over secretion of STH during early life leads to

The highest from of learning is

The development and release of egg from Garaffian follicle is stimulated by which of following hormones:

Melanophore stimulating hormone is secreted in excess amount in

Femine qualities are maintained by the hormone

Biorhythms are called cireadian which means about one day, so they are also called (Mirpur 13)

A gland about the size of a pea located at the base of the brain over the roof of the mouth and attached to hypothalamus by a short stalk is:

Which hormone induces labour pains? (Fsd 2015, Sgd 2015)

Iodine deficiency in body results in

All of the following are secretions of adrenal gland except:

The number of spinal nerve in man is (D.G.Khan 2015 Group II)

Body temperature is controlled by Human Nervous System

The under secretion of parathormone cause a drop in blood calcium level which In turn leads to muscular;

Corpus luteum secretes the hormone

Gibberellins are produced commercially from (Mir Supp 13)

Which one of the following is the function of gibberellims?

In Planaria, there is deeper plexus of nerve net embedded in the;

Hormonal control in plants is relatively a

Which of the followMg hormone is a steroid?

The structural and functional basis of simple reflex is:

The over secretion of which of the following glands result in gigantism

Honeybee inherit the ability to form wings and wing. nectar they inherit the tendency to fly towards flowers to seek Such responses are popularly called

Conditioned reflex type II is also known as;

The kind of learning behavior in animals which does not involve acquisition of new responses but the loss of old ones is called

Effective drug available for Parkinsons disease is (Sgd 2015)

The processes conducting impulses away from the cell body are called: (Rwp 2016)

The receptors which produce the sensation of pain are the;

Thorpe defined the behaviour as the adaptive changes in individual behaviour as

Pavlov performed classified experiments with which animals in order to investigate conditioned, reflex type of learning behaviour.

Thyroid glands produce:

Which part of brain monitor the body temperature: (Mirpur Kashmir 2016, Lhr 2013 Al)

Each sense organ is specialized to receive:

The concept of sign stimulus was given by:

Deficiency of thyroxine in adults causes

The deficiency of iodine in diet causes swelling of

Which hormone is necessary for 'fruit set': (Lhr 2013 G I)

The secondary sex characteristics do not develop fully in man in the absence of:

The sum of what ever animal do Is the

Which one is not a gonadotrophic hormone?

The part of the brain, which controls heart rate, blood pressure and swallowing, is:

The usefull behaviour for animals with short life span is:

________are indole acetic acid or its varients

It promotes fruits abscission at the end of the season. (Mirpur 12)

One of the following which is not related to others is;

Show response to cold and warmth:

All of the followings are reflex actions except:

Which one is not related to auxins?

1CSH in is cause secretion of

In rnales stimulates development of the germinal epithelium of the testis and sperm production:

Which one of the following describes the chemical nature of insulin:

Alzheimer disease is .. (Lhr 2016 Group I)

The structures which respond by the impulse corning from the motor neurons are called: (Fsd 13)

Which compound when applied to rubber plant, stimulates the flow of latex

Abscislc acid can be sprayed on tree crops to regulate: (Grw 2013)

Receptors of organism may be:

Promotes closing of Stomata under conditions of water stress: (Bwp 2015)

Peripheral nervous system consists of

The adrenal cortex Is destroyed In;

Diabetes insipidus is caused due to undersecretion of:

Endocrine glands secrete

Insulin tends to:

Nissl's granules are group of

Hindbrain includes the medulla, pons and; (Mirpur Kashmir 2016)

The pattern of behaviour which Is hereditary Is called

Ovaries secrete:

Detection of change and signaling of effectors response to the control system is a ..

Glucogan tends to:

Maximum speed of nerve impulse transrnission is: (Lhr 2014 G I)

The principal effectors are

which of the following also serve as the exocrine gland

In living things, the behaviour activities occur at regular intervals which are called.

Two halves of cerebral hemispheres communicate with each other by means of a large band of axons:

In animals the first well defined nervous system appeared in

In autonomic nervous system, the motor neurons divided into