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Endodermis cells are rich in
Biology Botany Class 11th NEET UG NEET UG Preparation
Q. 19 of Quiz-1449 (Que-ID : 3212)
Endodermis cells are rich in
- cellulose
- starch grains
- fibers
- resins and wax
Ans → (b)starch grains
Explanation → Endodermis cells are rich in starch grains
This question is taken from this post → Anatomy of Flowering Plants : Biology (Class 11th) Revision Test | MCQs for NEET - attemp/practice
More MCQs in - Anatomy of Flowering Plants : Biology (Class 11th) Revision Test | MCQs for NEET
Q. 1 of Quiz-1449 (Que-ID : 3194)
Quiescent centre is present in the
- apical meristem
- shoot meristem
- lateral meristem
- root meristem
Q. 3 of Quiz-1449 (Que-ID : 3196)
Which of the following is not a feature of spring wood?
- Color of the wood is light.
- Density is less.
- Cambium is active.
- Lesser number of xylary elements.
Q. 4 of Quiz-1449 (Que-ID : 3197)
In a monocot leaf
- bulliform cells are absent from the eqidermis
- veins from a network
- mesophyll is well differentiated into palisade and spongy parenchyma
- mesophyll is not differentiated into palisade and spongy parenchyma
Q. 5 of Quiz-1449 (Que-ID : 3198)
A.T.S. of a young dicot root can be distinguished from that of a young dicot stem by the presence of
- radial arrangement of xylem and phloem
- collateral arrangement of xylem and phloem
- interfascicular cambium
- intrafascicular cambium
Q. 6 of Quiz-1449 (Que-ID : 3199)
Fusifrom initial cells of cambium from
- vascular rays
- tracheary elements
- ray parenchyma
- phloem parenchyma
Q. 7 of Quiz-1449 (Que-ID : 3200)
Callose deposition is found in
- tracheids
- companion cells
- sieve areas
- phloem parenchyma
Q. 9 of Quiz-1449 (Que-ID : 3202)
Stem grows in girth due to
- outer cortical
- epidermis
- vascular cambium
- phellogen
Q. 10 of Quiz-1449 (Que-ID : 3203)
Which of the following is true about heartwood?
- They are dead but gives mechanical support to stem
- They are light in color
- They conduct water and minerals.
- 1 and 3
Q. 11 of Quiz-1449 (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
Q. 12 of Quiz-1449 (Que-ID : 3205)
Which of the following helps in the curling of the leaf surface?
- Bulliform cells
- Xylem tissue
- Palisade parenchyma
- Bundle sheath cells
Q. 14 of Quiz-1449 (Que-ID : 3207)
Fusifrom initial cells of cambium from
- vascular rays
- tracheary elements
- ray parenchyma
- phloem parenchyma
Q. 16 of Quiz-1449 (Que-ID : 3209)
After the secondary growth, the oldest layer of secondary phloem in a dicot stem is located
- just outside the vascular cambium
- just inside the vascular cambium
- just inside the vascular phloem
- just outside the secondary xylem
Q. 17 of Quiz-1449 (Que-ID : 3210)
The innermost layer of cortex which shows casparian thickenings in its cells is called as
- epidermis
- endodermis
- pericycle
- exodermis
Q. 18 of Quiz-1449 (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. 19 of Quiz-1449 (Que-ID : 3212)
Endodermis cells are rich in
- cellulose
- starch grains
- fibers
- resins and wax
Q. 20 of Quiz-1449 (Que-ID : 3213)
Formation of secondary xylem and phloem respectively
- Centrifugal and centripetal
- Centripetal and centrifugal
- Both centripetal
- Both centrifugal
Q. 21 of Quiz-1449 (Que-ID : 3214)
Bark includes all the tissues
- Lying outside the vascular cambium
- Formed by vascular cambium
- Formed by phellogen
- Phellem & phelloderm
Q. 22 of Quiz-1449 (Que-ID : 3215)
Living tissue in lenticel is called
- Conjunctive tissue
- Connective tissue
- Complementary tissue
- Phelloderm
Q. 23 of Quiz-1449 (Que-ID : 3216)
Which among the following are elongated or tube like cells with thick and lignified walls and tapering ends?
- Xylem fibres
- Xylem parenchyma
- vessels
- Tracheids
Q. 24 of Quiz-1449 (Que-ID : 3217)
Which of the following provide maximum mechanical strength to a tree trunk.
- Heart wood
- Sap wood
- Cork
- Late wood
Q. 25 of Quiz-1449 (Que-ID : 3218)
Vessels and companion cells are respectively present in the xylem and phloem of
- Gymnosperm
- Pteridophytes
- Angiosperm
- Bryophyta
More MCQs In - Biology Botany Class 11th NEET UG NEET UG Preparation
Q. 14 of Quiz- (Que-ID : 2857)
In albuminous seeds, food is stored in _______ and in non albuminous seeds, it is stored in _______
- endosperm, cotyledons
- cotyledons, endosperm
- nucellus, cotyledons
- endosperm, radicle
Q. 10 of Quiz- (Que-ID : 3328)
A toxic substance, responsible for the chills and high fever recurring every three to four days in malarial fever, is
- interferon
- haemozoin
- hirudin
- colostrum
Q. 15 of Quiz- (Que-ID : 2933)
Mendal formulated the law of purity of gametes on the basis of
- monohybrid cross
- dihybrid cross
- test cross
- back cross
Q. 9 of Quiz- (Que-ID : 3252)
Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception?
- Mammalia : give birth to young ones
- Reptilia : possess 3-chambered heart with one incompletely divided ventricle
- Chordata : possess a mouth provided with an upper and a lower jaw
- Chondrichthyes : possess cartilaginous endoskeleton
Q. 19 of Quiz- (Que-ID : 3412)
Plasmid is a
- Fungus
- Plasmid
- Part of Plasma membrane
- Extra chromosomal DNA in bacterial cell
Q. 20 of Quiz- (Que-ID : 3213)
Formation of secondary xylem and phloem respectively
- Centrifugal and centripetal
- Centripetal and centrifugal
- Both centripetal
- Both centrifugal
Q. 8 of Quiz- (Que-ID : 2776)
Solanum, panthera, homo are examples of
- Family
- Division
- genera
- Species epithet
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. 11 of Quiz- (Que-ID : 2904)
Preparation of sperm before penetration of ovum is
- spermiation
- cortical reaction
- spermiogenesis
- capacitation
Q. 12 of Quiz- (Que-ID : 2980)
Bowman capsule with glomerulus is known as
- Malphigian body
- Renal corpuscle
- Malphigian capsule
- Both b and c
Q. 14 of Quiz- (Que-ID : 3157)
With reference to enzymes, which one of the following statements is true?
- Apoenzyme = Holoenzyme + Coenzyme
- Coenzyme = Apoenzyme + Holoenzyme
- Holoenzyme = Apoenzyme + Coenzyme
- Holoenzyme = Coenzyme – Apoenzyme
Q. 6 of Quiz- (Que-ID : 3224)
The largest petal overlaps the lateral ones in _________ aestivation.
- Papilionaceous
- Valvate
- Twisted
- Imbricate
Q. 16 of Quiz- (Que-ID : 2759)
Which hormone inhibits release of growth hormone
- Insulin
- Gonadotrophin
- Somatostatin
- Thymosin
Q. 4 of Quiz- (Que-ID : 2847)
Nonessential floral organs in a flower are
- sepals and petals
- anther and ovary
- stigma and filament
- petals only.
Q. 20 of Quiz- (Que-ID : 3113)
NPK denotes
- Nitrogen, Protein, Kinetin
- Nitrogen, Protein, Potassium
- Nitrogen, Potassium, kinetin
- Nitrogen, Phosphorus, Potassium
Q. 6 of Quiz- (Que-ID : 3524)
Bhopal gas tragedy of 1884 took place because methyl isocyanate reacted with
- DDT
- Ammonia
- CO2
- Water
Q. 8 of Quiz- (Que-ID : 3176)
Which membrane protects the eyes of frog in water?
- Tympanum
- Skin
- Sebaceous
- Nictitating
Q. 23 of Quiz- (Que-ID : 3316)
Amphibians were dominant during _______ period.
- Carboniferous
- Silurian
- Ordovician
- Cambrian
Q. 10 of Quiz- (Que-ID : 2703)
How many serially arranged units called vertebrae forms vertebral column
- 23
- 24
- 26
- 28
Q. 4 of Quiz- (Que-ID : 2822)
Meiosis does not occur in
- asexually reproducing diploid individuals
- sexually reproducing haploid individuals
- sexually reproducing diploid individuals
- all of these.
Q. 17 of Quiz- (Que-ID : 3185)
Frogs are beneficial to us because
- they protect crops
- they links food web
- they are food to man.
- all of these
Q. 16 of Quiz- (Que-ID : 2834)
There are various types of reproduction. The type of reproduction adopted by an organism depends on
- the habitat and morphology of the organism
- morphology of the organism
- morphology and physiology of the organism
- the organisms habitat, physiology and genetic makeup.
Q. 25 of Quiz- (Que-ID : 2968)
Which out of the following statements is incorrect ?
- Genetic code is ambiguous.
- Genetic code is deqenerate
- Genetic code is universal
- Genetic code is non-overlanning.
Q. 7 of Quiz- (Que-ID : 3100)
Chlorosis will occur if a plant is grown in
- dark
- shade
- strong light
- Fe – free medium
Q. 11 of Quiz- (Que-ID : 3129)
Which of the following is true about diffusion?
- There is no expenditure of energy
- Molecules move in Brownian motion
- Substances moves from the region of higher concentration to the region of lower concentration
- Diffusion depends on the type of living system
Q. 22 of Quiz- (Que-ID : 2940)
Which three scientists independently rediscovered Mendel’s work ?
- Avery, McLeod, McCarty
- Sutton, Morgan and Bridges
- Bateson, Punnet and Bridges
- de Vries, Correns and Tschemark
Q. 25 of Quiz- (Que-ID : 2743)
What is not part of sexual cycle of fungi
- Plasmogamy
- Mitosis
- Karyogamy
- Meiosis
Q. 21 of Quiz- (Que-ID : 3164)
Metabolic intermediates found in living system which are essential for growth and life is called___________
- Saponins
- Tannins
- Secondary metabolite
- Primary metabolites
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
Q. 6 of Quiz- (Que-ID : 2999)
During which stage the chromosomes first become visible
- Anaphase
- Metaphase
- Prophase
- Telophase
Q. 19 of Quiz- (Que-ID : 2787)
Identify the incorrect match.
- Physiology ? Study of functions and processes of life
- Pedology ? Soil science
- Limnology ? Study of fresh water
- Kinesiology ? Fossil study
Q. 12 of Quiz- (Que-ID : 3180)
Which one of the following is a scent gland of mammals?
- Bartholin
- Anal
- Prostate
- Adrenal
Q. 4 of Quiz- (Que-ID : 3397)
Plasmids in bacterial cells are
- extra-chromosomal DNA, which cannot replicate
- extra-chromosomal DNA, which can . self-replicate
- extra DNA associated with the genome
- extra DNA, associated with the genome, but cannot replicate.
Q. 17 of Quiz- (Que-ID : 2986)
Presence of glucose in urine is known as
- Ketonuria
- Glycosides
- Glycosuria
- None of the above
Q. 19 of Quiz- (Que-ID : 3237)
Which of the following is a correct pair?
- Cuscuta – parasite
- Dischidia – insectivorous
- Opuntia – predator
- Capsella – hydrophyte
Q. 24 of Quiz- (Que-ID : 3392)
Dragonflies are used to get rid of
- mosquitoes
- aphids
- butterfly caterpillars
- both (a) and (b)
Q. 22 of Quiz- (Que-ID : 3490)
Which types of the following pyramid are never inverted?
- Pyramid of energy
- Pyramid of biomass
- Pyramid of number
- Pyramid of dry biomass
Q. 18 of Quiz- (Que-ID : 3086)
Which of the following process (C4 cycle) occurs in bundle sheath cells?
- Regeneration
- Fixation
- Carboxylation
- Decarboxylation
Q. 10 of Quiz- (Que-ID : 2978)
Each kidney has how many nephrons
- 1 million
- 2 million
- 2 thousand
- 2 hundred
Q. 2 of Quiz- (Que-ID : 3095)
Function of zinc is
- Closing of stomata
- Biosynthesis of 3-IAA
- Synthesis of chlorophyll
- Oxidation of carbohydrate
Q. 1 of Quiz- (Que-ID : 3119)
Dry seeds kept in water swell due to
- absorption
- diffusion
- imbibition
- none of these
Q. 6 of Quiz- (Que-ID : 2749)
Anabolic steroids are ___ versions of testosterone
- Effective
- Synthetic
- Natural
- Ineffective
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
Q. 20 of Quiz- (Que-ID : 3288)
Pinus differs from mango in having
- Tree habit
- Green leaves
- Ovules not enclosed in ovary
- Wood
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