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Which portion of the brain is responsible for various emotions such as pleasure, fear, and happiness?
Biology Zoology Class 11th NEET UG NEET UG Preparation
Q. 6 of Quiz-1419 (Que-ID : 2799)
Which portion of the brain is responsible for various emotions such as pleasure, fear, and happiness?
- Thalamus
- Reticular formation
- Hypothalamus
- Limbic system
Ans → (d)Limbic system
Explanation → Limbic system
This question is taken from this post → Neural control and coordination - Class 11th (Biology) Practice test | NEET MCQs - attemp/practice
More MCQs in - Neural control and coordination - Class 11th (Biology) Practice test | NEET MCQs
Q. 1 of Quiz-1419 (Que-ID : 2794)
Which one of the followings is the function of parasympathetic nervous system?
- Stimulates oil and sweat glands in the skin
- Pupil constriction
- Acceleration of heart beat
- Contraction of hair muscles
Q. 2 of Quiz-1419 (Que-ID : 2795)
During resting state, fluid outside axon contains
- low concentration of K+
- low concentration of Na+
- low concentration of Cl–
- high concentration of Cl–
Q. 3 of Quiz-1419 (Que-ID : 2796)
The basic cyclic pattern of inspiration and expiration are established by a respiratory center within the ______.
- Cerebellum
- Medulla oblongata
- Cerebral cortex
- Thalamus
Q. 4 of Quiz-1419 (Que-ID : 2797)
The cutaneous plexus and the papillary plexus consist of
- Specialized cells for cutaneous sensations
- A network of arteries to provide dermal supply
- A network of nerves to provide dermal sensation
- Gland cells that release cutaneous secretions
Q. 5 of Quiz-1419 (Que-ID : 2798)
The generation of excitation-contraction coupling involves all the following events except
- Generation of end-plate potential
- Release of calcium from troponin
- Formation of cross-linkages between actin and myosin
- Hydrolysis of ATP to ADP
Q. 6 of Quiz-1419 (Que-ID : 2799)
Which portion of the brain is responsible for various emotions such as pleasure, fear, and happiness?
- Thalamus
- Reticular formation
- Hypothalamus
- Limbic system
Q. 7 of Quiz-1419 (Que-ID : 2800)
Vestibular apparatus is made up of three semi circular canals. These canals lies at ____ degree angle to each other.
- 30
- 45
- 60
- 90
Q. 8 of Quiz-1419 (Que-ID : 2801)
At a neuromuscular junction, synaptic vesicles discharge ______.
- Acetylcholine
- Epinephrine
- Adrenaline
- None of these
Q. 9 of Quiz-1419 (Que-ID : 2802)
There are ______ pairs of cranial nerves arising from the brain.
- 8
- 12
- 18
- 25
Q. 10 of Quiz-1419 (Que-ID : 2803)
When a neuron is in resting state i.e. not conducting any impulse, the axonal membrane is
- Comparatively more permeable to K+ ions and nearly impermeable to Na+ ions
- Comparatively more permeable to Na+ ions and nearly impermeable to K+ ions
- Equally permeable to both Na+ and K+ ions
- Impermeable to both Na+ and K+ ions
Q. 11 of Quiz-1419 (Que-ID : 2804)
Which one of the following is the correct statement regarding the particular psychotropic drug specified?
- Barbiturates cause relaxation and temporary euphoria
- Hashish causes after thought perceptions and hallucinations
- Opium stimulates nervous system and causes hallucinations
- Morphine leads to delusions and disturbed emotions
Q. 12 of Quiz-1419 (Que-ID : 2805)
The function of vagus nerve innervating the heart is to
- Initiate the heart beat
- Reduce the heart beat
- Accelerate the heart beat
- Maintain constant heart beat
Q. 13 of Quiz-1419 (Que-ID : 2806)
Which of the following nerves is the largest of all the cranial nerves?
- Abducens nerve
- Oculomotor nerve
- Olfactory nerve
- Trigeminal nerve
Q. 14 of Quiz-1419 (Que-ID : 2807)
Which of the following is not related to the autonomic nervous system?
- Peristalsis
- Digestion
- Excretion
- Memory and learning
Q. 15 of Quiz-1419 (Que-ID : 2808)
Functions of smooth muscles, cardiac muscles, organs, and glands are regulated by ______ system.
- Parasympathetic
- Sympathetic
- Central nervous
- Autonomic
Q. 16 of Quiz-1419 (Que-ID : 2809)
Which neuroglia cells produce a fatty insulating material called myelin?
- Satellite cells
- Schwann cells
- Both (A) and (B)
- Neither (A) nor (B)
Q. 17 of Quiz-1419 (Que-ID : 2810)
Which layer is in contact with brain tissues?
- Piamater
- Arachnoid
- Duramater
- Piamater and Arachnoid
Q. 18 of Quiz-1419 (Que-ID : 2811)
The thin and convoluted outer layer of gray matter that covers the cerebral hemispheres is
- Medulla oblongata
- Thalamus
- Cerebral cortex
- Meninges
Q. 19 of Quiz-1419 (Que-ID : 2812)
Find the odd one.
- Schwann cells
- Nissl s granules
- nephrons
- synaptic knob
Q. 20 of Quiz-1419 (Que-ID : 2813)
Select the correct statement from the ones given below
- Cocaine is given to patients after surgery as it stimulates recovery
- Barbiturates when given to criminals make them tell the truth
- Morphine is often given to persons who have undergone surgery as a pain killer
- Chewing tobacco lowers blood pressure and heart rate
Q. 21 of Quiz-1419 (Que-ID : 2814)
cyton has
- Single nucleus
- Double nucleus
- Three nucleus
- None of these
Q. 22 of Quiz-1419 (Que-ID : 2815)
Neurons are excitable cells because the membrane is
- Non polar
- Apolar
- polar
- None of these
Q. 23 of Quiz-1419 (Que-ID : 2816)
In Na-K pump how much ions of Na are transported outwards
- 2
- 3
- 6
- 5
Q. 24 of Quiz-1419 (Que-ID : 2817)
Which among is faster impulse transmission
- Chemical
- Both
- Electrical
- None of these
Q. 25 of Quiz-1419 (Que-ID : 2818)
Which is not part of brain stem
- Pons
- Medulla
- Mid brain
- Cerebellum
More MCQs In - Biology Zoology Class 11th NEET UG NEET UG Preparation
Q. 16 of Quiz- (Que-ID : 3334)
Which form of pathogen is used in vaccination ?
- Activated and strong pathogenic antigens
- Inactivated and weakened pathogenic antigens
- Hyperactive and strong pathogen
- Preformed antibodies
Q. 19 of Quiz- (Que-ID : 2712)
The central part of thick filament which isn?t overlapped by thin filaments is called
- H zone
- I band
- A band
- None of the above
Q. 20 of Quiz- (Que-ID : 3438)
First biochemical to be produced commercially by microbial cloning and genetic engineering:
- Human insulin
- Penicillin
- Interferons
- Fertility factor
Q. 1 of Quiz- (Que-ID : 2944)
Which of the following statements is the most appropriate for sickle cell anaemia ?
- It cannot be treated with iron supplements.
- It is a molecular disease.
- It conferes resistance to acquiring malaria
- All of the above.
Q. 15 of Quiz- (Que-ID : 3308)
Genetic drift operates only in
- larger populations
- Mendelian populations
- island populations
- smaller populations.
Q. 17 of Quiz- (Que-ID : 3485)
During food chain the maximum energy is stored in
- Producers
- Decomposers
- Herbivoures
- Camivourse
Q. 14 of Quiz- (Que-ID : 3082)
Who enunciated the law of limiting factor for photosynthesis?
- Robert Emerson
- Ruben
- Blackman
- Calvin
Q. 7 of Quiz- (Que-ID : 3000)
In mitosis, nuclear envelope and nucleolus disappear during
- Metaphase
- Interphase
- Prophase
- Telophase
Q. 15 of Quiz- (Que-ID : 2628)
Maltase converts maltose into
- glucose+ glucose
- Glucose + fructose
- Glucose + galactose
- Fatty acids+ glycerol
Q. 8 of Quiz- (Que-ID : 3101)
Choose the correct function of magnesium
- It is a constituent of several coenzyme
- It activates the enzymes of respiration and photosynthesis.
- It activates enzyme catalase
- It helps in maintaining anion-cation balance
Q. 24 of Quiz- (Que-ID : 3492)
Best type of pyramid which is always true is:
- Pyramid or energy
- Pyramid of Biomass
- Pyramid of number
- Both (a) and (c)
Q. 14 of Quiz- (Que-ID : 2627)
Which is not present in bile juice
- Bile pigments
- Enzymes
- Bile salts
- Cholesterol
Q. 16 of Quiz- (Que-ID : 2784)
Two taxonomic species are distinguished by
- Their failure to interbreed
- Their ability to exchange gene freely
- Their similarity in morphological characters
- Discontinuity in a set of correlated characters
Q. 24 of Quiz- (Que-ID : 2637)
In which condition the food is not digested properly leading to feeling of fullness
- Indigestion
- Constipation
- Diarrhoea
- None of the above
Q. 7 of Quiz- (Que-ID : 2750)
which of the following acts on bones
- Melatonin
- Triiodothyronine
- GH
- Parathyroid
Q. 5 of Quiz- (Que-ID : 2998)
Karyokinesis is the term used for
- division of cytoplasm
- division of nucleoplasm
- division of nucleus
- separation of daughter chromosomes
Q. 19 of Quiz- (Que-ID : 2962)
Synthesis of DNA from RNA is explained by
- central dogma reverse
- reverse transcription
- feminism
- all of these
Q. 22 of Quiz- (Que-ID : 3165)
Enormous diversity of protein molecules is due to
- R groups of amino acids
- Sequence of amino acids
- Peptide bonds
- Amino groups of amino acids
Q. 18 of Quiz- (Que-ID : 2961)
How far is each base pair from the next one in DNA double helix model ?
- 2 nm
- 3.4 nm
- 34 nm
- 0.34 nm
Q. 22 of Quiz- (Que-ID : 2690)
What?s meaning of systole
- Relaxation
- Contraction
- Both a and b
- None of the above
Q. 25 of Quiz- (Que-ID : 2768)
Hormones are
- Excretory pdt
- Enzymatory pdt
- Chemical messenger
- Nerve impulse
Q. 13 of Quiz- (Que-ID : 3406)
DNA element with ability to change its position is called
- Cistron
- Transposon
- Intron
- Ricon
Q. 13 of Quiz- (Que-ID : 2706)
Which among the following are involuntary muscles
- Cardiac
- Skeletal
- Smooth
- Both a and c
Q. 24 of Quiz- (Que-ID : 3242)
Flowers in which only one set of essential organs is present are said to be
- Polygamous
- Bisexual
- Dioecious
- Unisexual
Q. 25 of Quiz- (Que-ID : 2793)
The taxonomic unit ?Phylum? in the classification of animals is equivalent to which hierarchical level in classification of plants?
- Class
- Order
- Family
- Division
Q. 3 of Quiz- (Que-ID : 3321)
Which of the following pairs contains an infectious and a non-infectious disease respectively ?
- Typhoid and AIDS
- AIDS and cancer
- Pneumonia and malaria
- Cancer and malaria
Q. 13 of Quiz- (Que-ID : 3031)
Mechanism of development was explained by
- Hans Dietrisch
- Spemann
- Both a and b
- Haemmerling
Q. 1 of Quiz- (Que-ID : 2719)
In five kingdom classification chlamydomonas and chlorella falls under
- Algae
- Plantae
- Monera
- Protista
Q. 5 of Quiz- (Que-ID : 3448)
Parasites that live inside the host body at different sities are called
- Ecto parasites
- Endo parasites
- Brood parasitism
- None of the above
Q. 15 of Quiz- (Que-ID : 3233)
The axillary buds arise
- endogenously from the pericycle
- exogenously from the tissues of the shoot apex
- endogenously from the cambium tissues
- exogenously from the innermost layers of cortex
Q. 3 of Quiz- (Que-ID : 3396)
The DNA fragments produced by the use of restriction endonucleases can be separated by
- polymerase chain reaction
- gel electrophoresis
- density gradient centrifugation
- any of the above
Q. 17 of Quiz- (Que-ID : 3460)
The maximum growth rate occurs in
- Lag phase
- Exponential, phase
- Stationary phase
- Senescent phase
Q. 18 of Quiz- (Que-ID : 2761)
Testorone is produced by
- Leydigs cell
- Pituitary gland
- Both a and b
- Non of the above
Q. 1 of Quiz- (Que-ID : 3319)
A person with sickle cell anaemia is
- more prone to malaria
- more prone to typhoid
- less prone to malaria
- less prone to typhoid
Q. 10 of Quiz- (Que-ID : 2803)
When a neuron is in resting state i.e. not conducting any impulse, the axonal membrane is
- Comparatively more permeable to K+ ions and nearly impermeable to Na+ ions
- Comparatively more permeable to Na+ ions and nearly impermeable to K+ ions
- Equally permeable to both Na+ and K+ ions
- Impermeable to both Na+ and K+ ions
Q. 20 of Quiz- (Que-ID : 3038)
IAA is naturally occurring plant hormone called
- Gibberlin
- Auxin
- Cytokinin
- Absicic acid
Q. 12 of Quiz- (Que-ID : 3355)
Crossing of individuals of two different species to produce a hybrid is called
- interspecific hybridisation
- intervarietal hybridisation
- intergeneric hybridisation
- intravarietal hybrididisation
Q. 8 of Quiz- (Que-ID : 3401)
Which of the following steps are catalysed by Taq polymerase in a PCR reaction?
- Denaturation of template DNA
- Annealing of primers to template DNA
- Extension of primer end on the template DNA
- All of the above
Q. 16 of Quiz- (Que-ID : 3134)
Cohesion theory of water movement in plants was put forth by
- Henry Dixon
- F. F. Blackman
- Melvin cycle
- Hans. A. Krebs
Q. 16 of Quiz- (Que-ID : 3059)
Incomplete oxidation of glucose into pyruvic acid with several intermediate steps is know as
- TCA pathway
- Glycolysis
- Hms pathway
- Glycolysis
Q. 23 of Quiz- (Que-ID : 2636)
Dentine is originated from which cell
- Amiloblast cell
- Odontioblast cell
- Chief cell
- Peptic cell
Q. 25 of Quiz- (Que-ID : 3168)
The most common monomer of carbohydrates is
- Sucrose
- Fructose
- Maltose
- Glucose
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