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Fusifrom initial cells of cambium from
Biology Botany Class 11th NEET UG NEET UG Preparation
Q. 14 of Quiz-1449 (Que-ID : 3207)
Fusifrom initial cells of cambium from
- vascular rays
- tracheary elements
- ray parenchyma
- phloem parenchyma
Ans → (b)tracheary elements
Explanation → tracheary elements
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. 10 of Quiz- (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. 12 of Quiz- (Que-ID : 2905)
The function of the secretion of prostate gland is to
- inhibit sperm activity
- attract sperms
- stimulate sperm activity
- none of these.
Q. 12 of Quiz- (Que-ID : 2955)
The amino acid attaches to the tRNA at its
- 5’- end
- 3’ – end
- anticodon site
- DHUloop.
Q. 24 of Quiz- (Que-ID : 3042)
The major site for production of gibberellin is
- Embryos
- Roots
- Young leaves
- All of these
Q. 8 of Quiz- (Que-ID : 3026)
The stage of rapid cell division just after fertilization is
- Organogenesis
- Cleavage
- Gastrulation
- Growth
Q. 18 of Quiz- (Que-ID : 3036)
Mobilisation of stored food in germinating seeds is triggered by
- auxins
- cytokinins
- gibberellins
- ethylene
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. 12 of Quiz- (Que-ID : 3430)
Which one of the following is a step of PCR?
- Denaturation
- Annealing
- Extension
- All of these
Q. 18 of Quiz- (Que-ID : 3386)
n the sewage treatment, bacterial floes are allowed to sediment in a settling tank. This sediment is called as
- inactivated sludge
- activated sludge
- primary sludge
- secondary sluge
Q. 19 of Quiz- (Que-ID : 3287)
Which one of the following is a vascular cryptogram?
- Cedrus
- Equisetum
- Ginkgo
- Marchantia
Q. 11 of Quiz- (Que-ID : 3054)
The significant morphological feature of passion flower is the presence of
- numerous corolla
- androphore
- gynophore
- androgynophore
Q. 22 of Quiz- (Que-ID : 3540)
The agents that bring undesirable changes in the environment arc called
- Pollution
- Fragments
- Pollutants
- None of the above
Q. 19 of Quiz- (Que-ID : 3137)
Choose the correct statement/statements. Pumps in active transport are A. Lipids that bind molecules to pass them through the membrane. B. Transport molecules uphill. C. These are specific transporters. D. These are sensitive to inhibitors
- A and C
- A, B and D
- B, C and D
- C and D
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. 1 of Quiz- (Que-ID : 3419)
Desired properties of plants and Animals are possible by which reproduction?
- Genetic Engineering
- Chromosomal Engineering
- Ekabana technology
- Bonsai technology
Directions :
Q. 20 of Quiz- (Que-ID : 3363)Which of the following plays a role in indigenous system of medicine ?
- Plant breeding
- Fisheries
- Apiculture
- MOET
Q. 3 of Quiz- (Que-ID : 3221)
Exceptional roots of Cuscuta are
- haustorial
- coralloid
- mucorhizal
- all of the above
Q. 7 of Quiz- (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. 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. 11 of Quiz- (Que-ID : 2929)
Rate of mutation is affected by
- temperature
- X rays
- gamma rays
- all of these
Q. 8 of Quiz- (Que-ID : 3426)
In a Transgenic crop gene is for the following:
- New protein synthesis
- Resistance from Antibiotics
- In the formation enzyme for Antibiotics
- All of these
Q. 20 of Quiz- (Que-ID : 2633)
Duct of paratoid gland are known as
- Rhenius
- Stensons
- Warton
- None of the above
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
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. 18 of Quiz- (Que-ID : 2987)
Inflammation of glomeruli of kidney is known as
- Uremia
- Renal failure
- Renal calculi
- Glomerulonephritis
Q. 21 of Quiz- (Que-ID : 3239)
The aleurone layer in maize grain is especially rich in
- auxins
- proteins
- starch
- lipids
Q. 10 of Quiz- (Que-ID : 3303)
“Human population grows in geometric ratio while food materials increase in arithmetic proportion”. It is a statement from
- Darwin
- Bateson
- AmartyaSen
- Malthus.
Q. 7 of Quiz- (Que-ID : 3000)
In mitosis, nuclear envelope and nucleolus disappear during
- Metaphase
- Interphase
- Prophase
- Telophase
Q. 12 of Quiz- (Que-ID : 2705)
Which of these contain ATP and ATPase binding site
- Actin
- Myosin
- Both a and b
- None of the above
Q. 2 of Quiz- (Que-ID : 3320)
Which one of the following disease is non – communicable ?
- Diphtheria
- Flu
- Cancer
- Malaria
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. 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
Q. 12 of Quiz- (Que-ID : 3455)
A stage of suspended development is called
- Diapause
- Suspend
- Migrate
- Aestivation
Q. 22 of Quiz- (Que-ID : 3290)
An evolutionary characteristic is found in selaginella:
- Presence of ligule
- Heterophilly habits
- Sporangia present in cone
- Heterospory
Q. 22 of Quiz- (Que-ID : 2840)
Strobilanthus kunthiana flowers once in
- 5 years
- 12 years
- 20 years
- 50 years
Q. 23 of Quiz- (Que-ID : 3016)
A cell plate is laid down during
- Cytokinesis
- Interphase
- Karyokinesis
- None of these
Q. 22 of Quiz- (Que-ID : 3265)
The animals with bilateral symmetry in young stage, and radial pentamerous symmetry in the adult stage, belong to the phylum
- Annelida
- Mollusca
- Cnidaria
- Echinodermata
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
Q. 21 of Quiz- (Que-ID : 2889)
Which of the following is correct regarding HIV, hepatitis B, gonorrhoea, trichomoniasis ?
- Trichomoniasis is an STD whereas others are not.
- Gonorrhoea is a viral disease whereas others are bacterial
- HIV is a pathogen whereas others are diseases
- Hepatitis B is eradicated completely whereas others are not
Q. 7 of Quiz- (Que-ID : 3300)
Which of the following are the two key concepts of Darwinian theory of evolution ?
- Genetic drift and mutation
- Adaptive radiation and homology
- Mutation and natural selection
- Branching descent and natural selection
Q. 23 of Quiz- (Que-ID : 3066)
Acetyl CoA combine with oxalo-acetate in presence of condensing enzyme citrate synthase to form 6-C compound called
- Malic acid
- Tartaric acid
- Pyruvic acid
- Citric acid
Q. 19 of Quiz- (Que-ID : 2988)
Angiotensinogen 2 is
- Vasoconstriction
- Vasodilation
- Both a and b
- None of the above
Q. 22 of Quiz- (Que-ID : 2815)
Neurons are excitable cells because the membrane is
- Non polar
- Apolar
- polar
- None of these
Q. 22 of Quiz- (Que-ID : 2635)
Enamel is originated from which cell
- Amiloblast cell
- Odontioblast cell
- Chief cell
- Peptic cell
Q. 17 of Quiz- (Que-ID : 3260)
______ are devoid of respiratory, excretory and circulatory organs.
- Threadworms
- Sponges
- Tapeworms
- Liver fluke
Q. 7 of Quiz- (Que-ID : 3375)
Biofertilisers are the living organisms which
- bring about soil nutrient enrichment
- maximise the ecological benefits
- minimise the environmental hazards
- all of these
Q. 24 of Quiz- (Que-ID : 2867)
The female gametophyte of a typical dicot at the time of fertilisation is
- 8 – celled
- 7 – celled
- 6 – celled
- 5 – celled
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