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Which one of the followings is the function of parasympathetic nervous system?
Biology Zoology Class 11th NEET UG NEET UG Preparation
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
Ans → (b)Pupil constriction
Explanation → Pupil constriction
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. 20 of Quiz- (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. 3 of Quiz- (Que-ID : 2846)
The stamens represent
- microsporangia
- male gametophyte
- male gametes
- microsporophylls.
Q. 24 of Quiz- (Que-ID : 3067)
Number of oxygen atoms required for aerobic oxidation of one pyruvate
- 10
- 8
- 5
- 12
Q. 24 of Quiz- (Que-ID : 2792)
As we go from species to kingdom in a taxonomic hierarchy, the number of common characteristics
- Remain same
- Will increase
- Will decrease
- May increase or decrease
Q. 12 of Quiz- (Que-ID : 3938)
A protein having both structural and enzymatic traits is
- Collagen
- Trypsin
- Myosin
- Actin
Q. 5 of Quiz- (Que-ID : 3173)
Which one of the four parts mentioned below is not part of a single uriniferous tubule ?
- Bowman scapsule
- Loop of Henle
- Distal convoluted tubule
- Collecting ducts
Q. 14 of Quiz- (Que-ID : 3107)
Insectivorous plants grow where
- There is carbohydrate deficient soil
- There is nitrogen deficient soil
- Vitamin c is required
- Hormones are required
Q. 20 of Quiz- (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. 9 of Quiz- (Que-ID : 2802)
There are ______ pairs of cranial nerves arising from the brain.
- 8
- 12
- 18
- 25
Q. 24 of Quiz- (Que-ID : 3017)
Crossing over results the exchange of genetic material, which occurs between
- Non-sister chromosomes
- Sister chromatids
- Non-homologous chromosome
- Homologous chromosomes
Q. 18 of Quiz- (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. 10 of Quiz- (Que-ID : 3528)
Increased skin cancer and high mutation rate are due to
- Acid Rain
- Ozone Depletion
- CO2 Pollution
- CO Pollution
Q. 4 of Quiz- (Que-ID : 2897)
Which one of the following events is correctly matched with the time period in a normal menstrual cycle ?
- Release of egg : 5 th day
- Endometrium regenerates : 5 – 10 days
- Endometrium secretes nutrients for implantation: 11 – 18 days
- Rise in progesterone level : 1 – 15 days
Q. 7 of Quiz- (Que-ID : 2825)
In maize, a meiocyte has 20 chromosomes. What will be the number of chromosomes in its somatic cell?
- 40
- 30
- 20
- 10
Q. 11 of Quiz- (Que-ID : 3104)
Oxygen scavangers present in root nodules of legumes is
- haemoglobin
- leg haemoglobin
- cyano haemoglobin
- none of these
Q. 1 of Quiz- (Que-ID : 3169)
Blood corpuscles are formed in the
- Haversian canal
- endosteum
- red bone marrow
- pancreas
Q. 24 of Quiz- (Que-ID : 2692)
T wave represents
- Repolarisation
- Depolarisation of atria
- Depolarisation of ventricle
- Both b and c
Q. 22 of Quiz- (Que-ID : 3015)
Division of nucleus without being followed by cytokinesis results into
- Phargmoplast
- Polyploidy
- Uninucleate condition
- Multinucleate condition
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. 22 of Quiz- (Que-ID : 2665)
Whose role in respiratory rhythm regulation is insignificant
- Co2
- O2
- Both a and b
- None of the above
Q. 6 of Quiz- (Que-ID : 3224)
The largest petal overlaps the lateral ones in _________ aestivation.
- Papilionaceous
- Valvate
- Twisted
- Imbricate
Q. 7 of Quiz- (Que-ID : 3450)
If one species is harmed whereas the other is unaffected is called
- Commensalism
- Amensalism
- Mutualism
- None of the above
Q. 22 of Quiz- (Que-ID : 2740)
Genetic recombination in prokaryotes can occur during
- Transformation
- Transduction
- Conjunction
- All of the above
Q. 21 of Quiz- (Que-ID : 3339)
Amoebic dysentery (amoebiasis) is caused by
- Entamoeba histolytica
- E. coli
- Streptococcus pneumoniae
- Trichophyton
Q. 24 of Quiz- (Que-ID : 3542)
The petrol used in engines filled with catalytic converter should be
- Simple petrol
- Any type of petrol
- Unleaded petrol
- None of the above
Q. 17 of Quiz- (Que-ID : 2760)
Which of the following is essential for thyroid gland
- nacl
- I3
- CaCo2
- H2Co3
Q. 22 of Quiz- (Que-ID : 2790)
A group of closely related classes is called
- Genus
- Phylum
- Family
- Order
Q. 12 of Quiz- (Que-ID : 3105)
Which one of the following is not a micronutrient?
- Magnesium
- Molybdenum
- Boron
- Zinc
Q. 9 of Quiz- (Que-ID : 3052)
Out of 36 ATP molecules produced per glucose molecule during respiration
- 2 are produced outside glycolysis and 34 during repiratory chain
- 2 are produced outside mitochondria and 34 inside the mitochondria
- all the formed inside mitochondria
- 2 during glycolysis and 34 during kreds cycle
Q. 2 of Quiz- (Que-ID : 3495)
Lion-tailed Macaque is found in:
- Western Ghats
- Caucasus
- Eastern Ghats
- Western Himalaya
Q. 9 of Quiz- (Que-ID : 3052)
Out of 36 ATP molecules produced per glucose molecule during respiration
- 2 are produced outside glycolysis and 34 during repiratory chain
- 2 are produced outside mitochondria and 34 inside the mitochondria
- all the formed inside mitochondria
- 2 during glycolysis and 34 during kreds cycle
Q. 20 of Quiz- (Que-ID : 3088)
Water stress causes
- opening of stomata
- increase in metabolic rate
- wilting of leaves
- lesser availability of carbon dioxide
Q. 21 of Quiz- (Que-ID : 3414)
DNA obtained for DNA finger printing:
- W.B.C
- Hair root cells
- Body fluids
- None of these
Q. 18 of Quiz- (Que-ID : 3211)
Vessels differ from tracheids
- in being living
- in being derived from a single cell
- in that they consist of vertical row of cells with cross walls dissolved
- in coducting water and minerals
Q. 9 of Quiz- (Que-ID : 2877)
Condoms are one of the most popular contraceptives because of the following reasons.
- These are effective barriers for insemination
- They do not interfere with coital act
- These help in reducing the risk of STDs
- All of the above
Q. 7 of Quiz- (Que-ID : 3425)
Bt Toxin is :
- Intracellular lipid
- Intracellular crystal protein
- Extracellular Crystal protein
- Lipid
Q. 3 of Quiz- (Que-ID : 3271)
In a monoecious plant
- Male and female sex organs are on the same individual
- male and female gametes are of two morphologically distinct types
- Male and female sex organs are on different individuals
- All the stamens are fused to form one unit
Q. 22 of Quiz- (Que-ID : 2715)
Scapula is present in which girdle
- Pelvic
- Pectoral
- Both a and b
- None of the above
Q. 23 of Quiz- (Que-ID : 2716)
Acetabulum cavity is present in which girdle
- Pelvic
- Pectoral
- Both a and b
- None of the above
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