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Which of the followings plant material is an efficient water imbibant?
General Science Biology Botany Class 11th NEET UG NEET UG Preparation
Q. 2 of Quiz-1452 (Que-ID : 3270)
Which of the followings plant material is an efficient water imbibant?
- Agar
- Cellulose
- Lignin
- Pectin
Ans → (a)Agar
Explanation → Agar
This question is taken from this post → Plant Kingdom : Biology (Class 11th) Revision Test | MCQs for NEET - attemp/practice
More MCQs in - Plant Kingdom : Biology (Class 11th) Revision Test | MCQs for NEET
Q. 1 of Quiz-1452 (Que-ID : 3269)
Rhodophyceae is called red algae because of the pigment
- Fucoxanthin
- Phycoerythrin
- Carotenoids
- Chlorophyll c
Q. 2 of Quiz-1452 (Que-ID : 3270)
Which of the followings plant material is an efficient water imbibant?
- Agar
- Cellulose
- Lignin
- Pectin
Q. 3 of Quiz-1452 (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. 4 of Quiz-1452 (Que-ID : 3272)
The seedless vascular plants whose sporophytes are larger than their small and independent gametophytes are
- Pteridophytes
- Angiosperms
- Gymnosperms
- None of these
Q. 5 of Quiz-1452 (Que-ID : 3273)
Which of the following is a liverwort?
- Sphagnum
- Funaria
- Marchantia
- Polytrichum
Q. 6 of Quiz-1452 (Que-ID : 3274)
Transgenic plants are the ones
- Grown in artificial medium after hybridization in the field
- Produced by a somatic embryo in artificial medium
- Generated by introducing foreign DNA in to a cell and regenerating a plant from that cell
- Produced after protoplast fusion in artificial medium
Q. 7 of Quiz-1452 (Que-ID : 3275)
Which of the following plants is used extensively for the study of photosynthesis?
- Amaranthus
- Asparagus
- Chlorella
- Sunflower
Q. 8 of Quiz-1452 (Que-ID : 3276)
Which of the following is used to grow microbes?
- Laminaria
- Gelidium
- Chlorella
- Sargassum
Q. 9 of Quiz-1452 (Que-ID : 3277)
Isogamous condition with non-flagellated gametes is found in
- Chlamydomonas
- Spirogyra
- Volvox
- Fucus
Q. 10 of Quiz-1452 (Que-ID : 3278)
Gymnosperms produce neither flower nor fruit because they do not possess
- Embryo
- Ovary
- Ovule
- Seed
Q. 11 of Quiz-1452 (Que-ID : 3279)
Rhodophyceae is called red algae because of the pigment
- Fucoxanthin
- Phycoerythrin
- Carotenoids
- Chlorophyll c
Q. 13 of Quiz-1452 (Que-ID : 3281)
The gametophyte is not an independent, free-living generation in
- Pinus
- Polytrichum
- Adiantum
- Marchantia
Q. 14 of Quiz-1452 (Que-ID : 3282)
In gymnosperms, the development of pollen grains occurs in
- Strobili
- Microsporangia
- Megasporangia
- Macrosporangia
Q. 15 of Quiz-1452 (Que-ID : 3283)
Ribbon shaped chloroplasts occur in
- Ulothrix
- Spirogyra
- Chlamydomonas
- Riccia
Q. 16 of Quiz-1452 (Que-ID : 3284)
Antheridia and Archegonia are sex organs of
- Moss
- Mucor
- Spirogyra
- Puccinia
Q. 18 of Quiz-1452 (Que-ID : 3286)
Bryophytes are called amphibians of plant kingdom because
- These plants live in soil and depend on marine organisms for asexual reproduction
- These plants live in soil and depend on water for sexual reproduction.
- These plants live in water and depend on land animals for sexual reproduction
- These plants live near water bodies.
Q. 19 of Quiz-1452 (Que-ID : 3287)
Which one of the following is a vascular cryptogram?
- Cedrus
- Equisetum
- Ginkgo
- Marchantia
Q. 20 of Quiz-1452 (Que-ID : 3288)
Pinus differs from mango in having
- Tree habit
- Green leaves
- Ovules not enclosed in ovary
- Wood
Q. 21 of Quiz-1452 (Que-ID : 3289)
In chlorophyta the mode of sexual reproduction is
- Isogamy
- Anisogamy
- Oogamy
- Isogamy, Anisogamy and oogamy
Q. 22 of Quiz-1452 (Que-ID : 3290)
An evolutionary characteristic is found in selaginella:
- Presence of ligule
- Heterophilly habits
- Sporangia present in cone
- Heterospory
Q. 23 of Quiz-1452 (Que-ID : 3291)
By which type of leaf is found in selaginella
- Aligulate and microphyllous
- Ligulate and megaphyllous
- Ligulate and microphyllous
- Aligulate and megaphyllous
Q. 24 of Quiz-1452 (Que-ID : 3292)
Bioluminescence is a phenomenon associated with
- chrysophyta
- phaeophyta
- pyrrophyta
- chlorophyta
Q. 25 of Quiz-1452 (Que-ID : 3293)
Yeast is different from penicillium and Rhizopus in being
- Acellular
- Unicellular
- Having unseptate hyphae
- multicellular
More MCQs In - General Science Biology Botany Class 11th NEET UG NEET UG Preparation
Q. 4 of Quiz- (Que-ID : 564)
A pond of clear water appears less deep than it really is. This is due to-
A pond of clear water appears less deep than it really is. This is due to-
- Reflection
- refraction
- The transparency of water
- Dispersion
Q. 15 of Quiz- (Que-ID : 3358)
MOET stands for
- Multiple Ovulation and Egg transfer Technology
- Multiple Ovary and Embryo Transfer Technology
- Multiple Ovulation Embryo Transfer Technology
- Method of Egg Transfer Technology
Q. 7 of Quiz- (Que-ID : 2675)
Which is also known as reservoir of RBC
- Thymus
- Kidney
- Gall bladder
- Spleen
Q. 5 of Quiz- (Que-ID : 3323)
Which of the following is the bacterial disease in humans ?
- Dysentery
- Malaria
- Plague
- Both (a) & (c)
Q. 3 of Quiz- (Que-ID : 3121)
Which of the following is the unit of ψ?
- Pascal
- Joule
- Newton
- Electron volt
Q. 17 of Quiz- (Que-ID : 3385)
BOD is………..in polluted water and in potable water.
- more, less
- less, more
- less in both
- medium in both
Q. 18 of Quiz- (Que-ID : 2861)
Plants with ovaries having only one or a few ovules are generally pollinated by
- bees
- Butterflies
- birds
- Wind
Q. 18 of Quiz- (Que-ID : 3186)
Which membrane protects the eyes of frog in water?
- Tympanum
- Skin
- Sebaceous
- Nictitating
Q. 12 of Quiz- (Que-ID : 3080)
Translocation of sugar in flowering plants occurs in the form of
- glucose
- sucrose
- starch
- maltose
Q. 12 of Quiz- (Que-ID : 2955)
The amino acid attaches to the tRNA at its
- 5’- end
- 3’ – end
- anticodon site
- DHUloop.
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. 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. 16 of Quiz- (Que-ID : 2859)
Spiny or sticky pollen grains and large, attractively coloured flowers are associated with
- hydrophily
- entomophily
- ornithophily
- anemophily
Q. 9 of Quiz- (Que-ID : 2702)
Name a disorder which occurs due to rapid spasm in muscles due to low ca2+ in body fluid
- Tetany
- Arthritis
- Myasthenia gravis
- Gout
Q. 22 of Quiz- (Que-ID : 2765)
Largest completely endocrine gland is
- Adrenal
- Thyroid
- Pituitary
- Parathyroid
Q. 1 of Quiz- (Que-ID : 3044)
R.Q is ratio of
- CO2 produced to substarate consumed
- CO2 produced to O2 consumed
- oxygen consumed to CO2 produced
- oxygen consumed to water produced
Q. 19 of Quiz- (Que-ID : 3262)
Water-Vascular system is found in
- Sea-anemone
- Sea-pen
- Sea-cucumber
- Sea-horse
Q. 3 of Quiz- (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. 5 of Quiz- (Que-ID : 3148)
Which of the following statements regarding enzyme inhibition is correct?
- Competitive inhibition is seen when a substrate competes with an enzyme for binding to an inhibitor protein
- Non-competitive inhibitors often bind to the enzyme irreversibly
- Competitive inhibition is seen when the substrate and the inhibitor compete for the active site on the enzyme
- Non-competitive inhibition of an enzyme can be overcome by adding large amount of substrate
Q. 19 of Quiz- (Que-ID : 3362)
The term ‘apiculture’ refers to
- tissue culture
- pisciculture
- bee-keeping
- animal-keeping
Q. 6 of Quiz- (Que-ID : 3049)
Which one of the following describes the spikelet of a cereal or grass plant
- inferior ovary
- dehiscent fruit
- pair of glumes
- fused calyx
Q. 13 of Quiz- (Que-ID : 3131)
If pressure greater than atmospheric pressure is applied to pure water, the water potential
- increases
- decreases
- remains same
- atmospheric pressure does not affect water potential
Q. 19 of Quiz- (Que-ID : 3237)
Which of the following is a correct pair?
- Cuscuta – parasite
- Dischidia – insectivorous
- Opuntia – predator
- Capsella – hydrophyte
Q. 5 of Quiz- (Que-ID : 2848)
Science of cultivation, breeding, marketing and arrangement of flowers is called
- arboriculture
- floriculture
- horticulture
- anthology
Q. 9 of Quiz- (Que-ID : 2827)
In flowering plants, both male and female gametes are non-motile. The method to bring them together for fertilisation is
- water
- air
- pollination
- apomixis
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. 6 of Quiz- (Que-ID : 3374)
Biofertilisers are
- some bacteria and cyanobacteria
- fertilisers formed by ploughing in barseem
- fertilisers obtained by decay of dead organisms
- fertilisers prepared by mixing cattle dung with crop residues
Q. 16 of Quiz- (Que-ID : 3942)
The fastest enzyme known is
- DNA polymerase
- carbonic anhydrase
- carbonic dehydrogenase
- DNA ligase
Q. 8 of Quiz- (Que-ID : 3451)
The interaction where one species is benefitted and the other is neither benefitted nor harmed is called
- Commensalism
- Amensalism
- Mutualism
- None of the above
Q. 5 of Quiz- (Que-ID : 2873)
Which of the following STDs are not completely curable ?
- Chlamydiasis, gonorrhoea, trichomoniasis
- Chancroid syphilis, genital warts
- AIDS, syphilis, hepatitis B
- AIDS, genital herpes, hepatitis B
Q. 13 of Quiz- (Que-ID : 85)
What is the name of the longest bone of thigh?
- Vistula
- Femur
- Fibula
- Humerous
Q. 3 of Quiz- (Que-ID : 3046)
The complete oxidation of pyruvate take place in
- cell cytoplasm
- inner mitochondrial membrane
- mitochondrial matrix
- nucleus
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 : 2758)
Diurnal rhythm of body is maintained by
- Melatonin
- Isthmus
- PTH
- Norepinephrine
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. 18 of Quiz- (Que-ID : 2836)
The number of chromosomes in the shoot tip cells of a maize plant is 20. The number of chromosomes in the microspore mother cells of the same plant shall be
- 20
- 10
- 40
- 15
Q. 17 of Quiz- (Que-ID : 3535)
Common indicator organism of water pollution is
- Lemna pancicostata
- Eichhomia crassipes
- Escherichia coli
- Entamoeba histolytica
Q. 14 of Quiz- (Que-ID : 3407)
Viral genome incroporatcd into host DNA is called:
- Prophase
- Protophage
- Bacteriophage
- None of these
Q. 17 of Quiz- (Que-ID : 2630)
The small finger like foldings in small intestine is called
- Rugae
- Villi
- Botha a and b
- 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. 23 of Quiz- (Que-ID : 3191)
The epithelium found in the lining layer of stomach and intestine is
- Squamous epithelium
- Cuboidal epithelium
- Columnar epithelium
- Ciliated columnar epithelium
Q. 2 of Quiz- (Que-ID : 2870)
Cu ions released from copper releasing intrauterine devices (IUDs)
- prevent ovulation
- make uterus unsuitable for implantation
- decrease phagocytosis of sperms
- suppress sperm motility
Q. 3 of Quiz- (Que-ID : 3446)
The number of deaths in the population during a given period is referred to
- Natality
- Mortality
- Sex-ratio
- None of the above
Q. 16 of Quiz- (Que-ID : 3484)
Kanha National Park is famous for
- For Birds
- For Tendua
- For Tiger
- For Crocodile
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