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Which layer is in contact with brain tissues?

Biology Zoology Class 11th NEET UG NEET UG Preparation

Q. 17 of Quiz-1419 (Que-ID : 2810)

Which layer is in contact with brain tissues?

  • Piamater
  • Arachnoid
  • Duramater
  • Piamater and Arachnoid

Ans → (a)Piamater

Explanation → Brain is covered by cranial meninges.1) Duramater (outer)2) Arachnoid (middle)3) Piamater (inner)- in contact with brain tissues)

This question is taken from this post → Neural control and coordination - Class 11th (Biology) Practice test | NEET MCQs - attemp/practice


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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

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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–

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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

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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

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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

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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

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Q. 8 of Quiz-1419 (Que-ID : 2801)

At a neuromuscular junction, synaptic vesicles discharge ______.

  • Acetylcholine
  • Epinephrine
  • Adrenaline
  • None of these

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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

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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

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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

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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

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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

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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

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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)

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Q. 17 of Quiz-1419 (Que-ID : 2810)

Which layer is in contact with brain tissues?

  • Piamater
  • Arachnoid
  • Duramater
  • Piamater and Arachnoid

Discuss View Answer

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

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Q. 19 of Quiz-1419 (Que-ID : 2812)

Find the odd one.

  • Schwann cells
  • Nissl s granules
  • nephrons
  • synaptic knob

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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

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Q. 21 of Quiz-1419 (Que-ID : 2814)

cyton has

  • Single nucleus
  • Double nucleus
  • Three nucleus
  • None of these

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Q. 22 of Quiz-1419 (Que-ID : 2815)

Neurons are excitable cells because the membrane is

  • Non polar
  • Apolar
  • polar
  • None of these

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Q. 24 of Quiz-1419 (Que-ID : 2817)

Which among is faster impulse transmission

  • Chemical
  • Both
  • Electrical
  • None of these

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Q. 25 of Quiz-1419 (Que-ID : 2818)

Which is not part of brain stem

  • Pons
  • Medulla
  • Mid brain
  • Cerebellum

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More MCQs In - Biology Zoology Class 11th NEET UG NEET UG Preparation

Q. 3 of Quiz- (Que-ID : 3146)

Insulin is made up of _______ and _______.

  • glucose and fructose
  • glucose and fructose
  • fructose and mannose
  • mannose and glucose

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Q. 13 of Quiz- (Que-ID : 3181)

The characteristic of simple eqithelium is that

  • the cells are loosely placed
  • they are single – layered in thickness
  • cells are tightly packed with no intercelluar spaces
  • cells are generally ciliated

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Q. 2 of Quiz- (Que-ID : 3320)

Which one of the following disease is non – communicable ?

  • Diphtheria
  • Flu
  • Cancer
  • Malaria

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Q. 9 of Quiz- (Que-ID : 3002)

The major event that occurs during the anaphase of mitosis, which brings about the equal distribution of chromosomes, is

  • splitting of the centromeres
  • splitting of the chromatids
  • replication of the genetic material
  • condensation of the chromatin

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Q. 9 of Quiz- (Que-ID : 3402)

Which of the given statement is correct in the context of observing DNA separated by agarose gel electrophoresis?

  • DNA can be seen in visible light
  • DNA can be seen without staining in visible light
  • Ethidium bromide stained DNA can be seen in visible light
  • Ethidium bromide stained DNA can be seen under exposure to UV light

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Q. 7 of Quiz- (Que-ID : 2700)

Name the longest bone

  • Femur
  • Humerus
  • Tibia
  • Fibula

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Q. 1 of Quiz- (Que-ID : 2614)

Each tooth is embedded in a socket of jaw bone known as

  • Thecodont
  • Diphyodont
  • Heterodont
  • None of the above

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Q. 14 of Quiz- (Que-ID : 3132)

Choose the correct sequence of water movement in the plants.

  • Cortex, protoxylem, endodermis, root hair, pericycle, metaxylem
  • Root hair, cortex, endodermis, pericycle, protoxylem, metaxylem
  • Root hair, protoxylem, metaxylem, pericycle, cortex, endodermis
  • Root hair, pericycle, endodermis, cortex, protoxylem, metaxylem

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Q. 9 of Quiz- (Que-ID : 3377)

The symbiotic association between fungi and roots of higher plants is referred to as

  • lichen
  • mycorrhiza
  • biofertiliser
  • biocontrol agent

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Q. 4 of Quiz- (Que-ID : 3172)

Choose the incorrect statement.

  • Vascular system of frog is closed type.
  • Frogs have 4-chambered heart.
  • During aestivation and hibernation, skin acts as respiratory organ.
  • All the statements are correct

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Q. 24 of Quiz- (Que-ID : 3117)

The requirement of micro nutrient are always low if the concentration increases it leads to

  • deficiency symptoms
  • Cell differentiation
  • toxicity
  • Cell elongation

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Q. 6 of Quiz- (Que-ID : 2649)

Inspiration occurs if the pressure within the lungs is

  • More than atm pressure
  • Less tha atm pressure
  • Equal to atm pressure
  • None of the above

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Q. 11 of Quiz- (Que-ID : 2704)

Which among the following are synovial joints

  • Ball and socket joint
  • Hinge joint
  • Pivot joint
  • All of the above

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Q. 1 of Quiz- (Que-ID : 3444)

For human population, the age pyramids generally show age distribution of

  • Only males
  • Only females
  • Of males and females
  • None of the above

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Q. 13 of Quiz- (Que-ID : 3206)

Walls of sclerenchyma are

  • rigid
  • lignified
  • pectinised
  • suberised

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Q. 19 of Quiz- (Que-ID : 3437)

Golden rice is a transgenic crop of the future with the following improved trail:

  • Insect resistance
  • Hight lysine (essential amino acid) content
  • High protein content
  • High vitamin A content

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Q. 21 of Quiz- (Que-ID : 2739)

Fungal cell wall have

  • Hemicellulase
  • Cellulase
  • Chitin
  • Pectin

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Q. 22 of Quiz- (Que-ID : 2915)

Which of the following groups of cells in the male gonad, represent haploid cells ?

  • Spermatogonial cells
  • Germinal epithelial cells
  • Secondary spermatocytes
  • Primary spermatocytes

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Q. 8 of Quiz- (Que-ID : 2751)

Glucagon hormone is secreted by

  • Thyroid gland
  • Pituitary
  • Adrenal
  • Pancreas

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Q. 25 of Quiz- (Que-ID : 3093)

Which one of the following statements about cytochrome P-450 is wrong?

  • It is a colored cell
  • It is an enzyme involved in oxidation reaction
  • It has an important role in metabolism
  • It contains iron

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Q. 5 of Quiz- (Que-ID : 3123)

Which of the following is decreased during increase in humidity in the atmosphere?

  • Transpiration
  • Photosynthesis
  • Respiration
  • Glycolysis

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Q. 22 of Quiz- (Que-ID : 2690)

What?s meaning of systole

  • Relaxation
  • Contraction
  • Both a and b
  • None of the above

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Q. 3 of Quiz- (Que-ID : 3346)

Germplasm collection is the collection of

  • germ cells
  • semens
  • plants/seeds with all the diverse alleles for all genes
  • egg cells

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Q. 20 of Quiz- (Que-ID : 2788)

Which of the following is correct?

  • Musca domestica Order ? Diptera Family ? Muscidae Phylum ? Arthropoda
  • Mangifera indica Order ? Sapindales Family ? Anacardiaceae Phylum ? Gymnospermae
  • Triticum aestivum Order ? Poles Family ? Monocotyledons Phylum ? Angiospermae
  • Panthera leo Order ? leo Family ? Felidae Phylum ? Mammalia

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Q. 2 of Quiz- (Que-ID : 2615)

A cartilagenous flap which prevents entry of food

  • Glottis
  • Pyloric spincter
  • Epiglottis
  • Cardiac spincter

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Q. 9 of Quiz- (Que-ID : 3177)

Fats are richly found in

  • alveolar tissue
  • lymph glands
  • adipose tissue
  • liver cells

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Q. 3 of Quiz- (Que-ID : 3146)

Insulin is made up of _______ and _______.

  • glucose and fructose
  • glucose and fructose
  • fructose and mannose
  • mannose and glucose

Discuss View Answer

Q. 4 of Quiz- (Que-ID : 2947)

Who amongst the following scientist had no contribution in the development of the double helix model for the structure of DN A ?

  • Rosalind Franklin
  • Maurice Wilkins
  • Erwin Chargaff
  • Meselson and Stahl

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Q. 25 of Quiz- (Que-ID : 2818)

Which is not part of brain stem

  • Pons
  • Medulla
  • Mid brain
  • Cerebellum

Discuss View Answer

Q. 9 of Quiz- (Que-ID : 2777)

A system which gets a continuous flow of energy

  • Micro propagated system
  • Closed system
  • Open system
  • Steady system

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Q. 25 of Quiz- (Que-ID : 3118)

Analysis of xylem sap shows

  • presence of enzymes
  • presence of organic matter
  • presence of nutrients
  • presence of mineral salts

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Q. 21 of Quiz- (Que-ID : 3364)

In honey, the main constituent is

  • calcium
  • sugar
  • protein
  • water

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Q. 7 of Quiz- (Que-ID : 3150)

Hydrolysis of starch occurs with the help of

  • Peptidase
  • Amylase
  • Sucrose
  • Lipase

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Q. 24 of Quiz- (Que-ID : 2742)

What cause red tides

  • Gonyalaux
  • Bacteria
  • Fungi
  • None of the above

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Q. 10 of Quiz- (Que-ID : 3428)

Somatic hybridization can be done by:

  • By Protoplast fusion
  • By Haploid anther
  • By cell culture
  • By Pollen culture

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Q. 16 of Quiz- (Que-ID : 2629)

How many salivary glans are present

  • 2
  • 3
  • 4
  • None of the above

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Q. 13 of Quiz- (Que-ID : 2856)

Persistent nucellus is called as _______ and is found in _______.

  • perisperm, black pepper
  • perisperm, groundnut
  • endosperm, black pepper
  • endosperm groundnut

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Q. 11 of Quiz- (Que-ID : 3204)

Pith is very well developed in

  • monocot root and monocot stem
  • monocot root and dicot root
  • dicot root and monocot stem
  • monocot root and dicot stem

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Q. 2 of Quiz- (Que-ID : 2720)

Which groups holds max nutritional diversity

  • monera
  • Plantae
  • Fungi
  • Anamalia

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Q. 13 of Quiz- (Que-ID : 3081)

Where are thylakoids and grana located?

  • Lysosomes
  • Mitochondria
  • Chloroplasts
  • Golgi apparatus

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Q. 1 of Quiz- (Que-ID : 3519)

Which chemical substance affects the Ozone Layer?

  • Chlorofluorocarbon
  • Chlorine
  • Hexafluorocarbon
  • Molecular Carbon

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Q. 2 of Quiz- (Que-ID : 3245)

Sharks, skates, and rays are also called ______ fishes

  • Jawless
  • Bony
  • Cartilaginous
  • Freshwater

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Q. 20 of Quiz- (Que-ID : 2663)

RBC contains very high quantity of which enzyme

  • Carbonic anhydrase
  • Lysosome
  • Ligase
  • None of the above

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Q. 11 of Quiz- (Que-ID : 3454)

Both the species benefit in

  • Parasitism
  • Mutualism
  • Competition
  • Predation

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