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Identity the Hetero Organism
General Science Biology Zoology Class 12th NEET UG NEET UG Preparation
Q. 11 of Quiz-1471 (Que-ID : 3479)
Identity the Hetero Organism
- Pistia
- Hydrilla
- Vallisnaria
- Casurina
Ans → (c)Vallisnaria
Explanation → Vallisnaria
This question is taken from this post → Ecosystem : Biology (Class 12th) Revision test | MCQs for NEET - attemp/practice
More MCQs in - Ecosystem : Biology (Class 12th) Revision test | MCQs for NEET
Q. 2 of Quiz-1471 (Que-ID : 3470)
Soil particle determine the character of
- Organisation
- Biomass
- Area capacity
- Soil plants
Q. 3 of Quiz-1471 (Que-ID : 3471)
Plant roots soil water is
- Cellular water
- Surface water
- Humidity water
- Gravitational water
Q. 4 of Quiz-1471 (Que-ID : 3472)
Exchange of water in submerged plant
- Stomata
- Normal surface
- Hydathode
- Lenticel
Q. 5 of Quiz-1471 (Que-ID : 3473)
Submerged Rooted Hydrophyte are:
- Uticularia
- Prapa
- Nymphea
- vallisnaria
Q. 6 of Quiz-1471 (Que-ID : 3474)
Water co-deficient contains:
- Large thin walled cells
- Large-vacuoles
- Membrane
- All of these
Q. 7 of Quiz-1471 (Que-ID : 3475)
Xerophyte Contains
- Deep roots
- Sunken stomata
- Thick cuticle
- All of these
Q. 8 of Quiz-1471 (Que-ID : 3476)
Small extremite animals of tropical region
- Allen’s law
- Bergmen’s law
- Dollo’s law
- Cope’s law
Q. 10 of Quiz-1471 (Que-ID : 3478)
Physical and chemical properties of soil studied by
- Climatic factor
- Biotic factor
- Soil factor
- Topographic factor
Q. 11 of Quiz-1471 (Que-ID : 3479)
Identity the Hetero Organism
- Pistia
- Hydrilla
- Vallisnaria
- Casurina
Q. 12 of Quiz-1471 (Que-ID : 3480)
That animal who can bear one third loss of water of one third body weight is
- Necturus
- Camel
- Wall Lizzard
- Kyton
Q. 16 of Quiz-1471 (Que-ID : 3484)
Kanha National Park is famous for
- For Birds
- For Tendua
- For Tiger
- For Crocodile
Q. 17 of Quiz-1471 (Que-ID : 3485)
During food chain the maximum energy is stored in
- Producers
- Decomposers
- Herbivoures
- Camivourse
Q. 18 of Quiz-1471 (Que-ID : 3486)
The average efficiency of energy transfer from herbivoure to carnivorce level is
- 5%
- 10%
- 20%
- 30%
Q. 19 of Quiz-1471 (Que-ID : 3487)
Ecological pyramids were first devised by
- Charles Eltom
- R. Hesse
- R.A. Lindemann
- Justus von Liebig
Q. 20 of Quiz-1471 (Que-ID : 3488)
Which of the following ecosystem has highest gross primary productivity
- Grassland
- Coral reefs
- Mangrooves
- Rainforests
Q. 21 of Quiz-1471 (Que-ID : 3489)
In the phosphorus cycle, weathring makes phosophate available first to
- Producers
- Decomposers
- Consumers
- None of these
Q. 22 of Quiz-1471 (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. 23 of Quiz-1471 (Que-ID : 3491)
Biosphere means
- Atmosphere
- Lithosphere and ionosphered
- Atmosphere, lithosphere and hydrosphere
- Hydrosphere lithosphere and ionsophere
Q. 24 of Quiz-1471 (Que-ID : 3492)
Best type of pyramid which is always true is:
- Pyramid or energy
- Pyramid of Biomass
- Pyramid of number
- Both (a) and (c)
Q. 25 of Quiz-1471 (Que-ID : 3493)
decomposers are
- Autotrophs
- Autohetrotrophs
- Organotrophs
- Heterotrophs
More MCQs In - General Science Biology Zoology Class 12th NEET UG NEET UG Preparation
Q. 5 of Quiz- (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. 8 of Quiz- (Que-ID : 2776)
Solanum, panthera, homo are examples of
- Family
- Division
- genera
- Species epithet
Q. 12 of Quiz- (Que-ID : 3380)
Statins used for lowering blood cholesterol level are extracted from
- algae
- bacteria
- viruses
- yeast
Q. 3 of Quiz- (Que-ID : 2996)
Choose the correct sequence. A. Chromatin condensation B. Protein synthesis C. Duplication of centrioles D. Centrioles moves towards opposite poles
- C, A, B, D
- C, B, A, D
- C, D, B, A
- A, C, D, B
Q. 8 of Quiz- (Que-ID : 3176)
Which membrane protects the eyes of frog in water?
- Tympanum
- Skin
- Sebaceous
- Nictitating
Q. 6 of Quiz- (Que-ID : 3349)
Jaya and Ratna are the semi-dwarf varieties of
- wheat
- rice
- cowpea
- mustard
Q. 2 of Quiz- (Que-ID : 3120)
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. 21 of Quiz- (Que-ID : 3264)
One of the following are not formed in mosquito
- Sporozoites
- Ookinetes
- Oocystes
- Merozoites
Q. 14 of Quiz- (Que-ID : 2882)
In which of the following weeks of pregnancy CVS is done ?
- 12th – 14th week
- 8th – 10th week
- 5th – 7th week
- None of these
Q. 20 of Quiz- (Que-ID : 2688)
What is first name of heart sound
- Dubb
- Lubb
- Both a and b
- None of the above
Q. 20 of Quiz- (Que-ID : 2963)
Histone proteins are
- basic, negatively charged
- basic, positively charged
- acidic, positively charged
- acidic, negatively charged
Q. 7 of Quiz- (Que-ID : 3225)
In Lathyrus, the leaves are modified into
- thorns
- cladodes
- tendrils
- spines
Q. 23 of Quiz- (Que-ID : 2636)
Dentine is originated from which cell
- Amiloblast cell
- Odontioblast cell
- Chief cell
- Peptic cell
Q. 15 of Quiz- (Que-ID : 2733)
Whittakers definition of classification does not include
- Algae
- Protista
- Plantae
- mychota
Q. 6 of Quiz- (Que-ID : 3174)
Ciliated epithelium is present in
- fallopian tubes
- blood vessels
- mid brain
- none of the above
Q. 5 of Quiz- (Que-ID : 2923)
What is the probability of production of dwarf offsprings in a cross betweeen two heterozygous tall pea plants ?
- Zero
- 50%
- 25%
- 100%
Q. 23 of Quiz- (Que-ID : 3541)
Particulate matter can be removed by
- Catalytic converter
- Converter
- Radioactive converter
- Electrostatic converter
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. 15 of Quiz- (Que-ID : 3433)
The sheep ‘Dolly’ was cloned by using somatic cells from donor’s:
- Udder
- Skin
- Tongue
- Earlobe
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. 22 of Quiz- (Que-ID : 3465)
Animals undergo inactive stage during winters. It is called
- Acclimatisation
- Hibernation
- Aestivation
- Adapatation
Q. 15 of Quiz- (Que-ID : 87)
Who discovered insulin?
- F.Banting
- Edward Jenner
- Ronald Ross
- S.A wakesman
Q. 21 of Quiz- (Que-ID : 3314)
Which is the correct order of increasing geological time scale for a hypothetical vertebrate evolution ?
- Cenozoic, Mesozoic, Palaeozoic, Proterozoic
- Cenozoic, Palaeozoic, Mesozoic, Proterozoic
- Proterozoic, Cenozoic, Palaezoic, Mesozoic
- Proterozoic, Palaeozoic, Mesozoic, Cenozoic
Q. 23 of Quiz- (Que-ID : 2992)
On average how much blood is filtered by kidney per minute
- 500-800ml
- 1100- 1200ml
- 1500-1700ml
- 1600-1800ml
Q. 3 of Quiz- (Que-ID : 3371)
Organic farming does not include
- green manures
- chemical fertilisers
- farmyard manures
- compost
Q. 11 of Quiz- (Que-ID : 3529)
Natural air pollutant are
- Pollen Grains
- Gases of Volcanic Eruption
- Aerosol
- Fluorides
Q. 14 of Quiz- (Que-ID : 3532)
Bluebaby syndrome results from
- Excess of TDS
- Excess of DO
- Excess of chloride
- Methaemoglobin
Q. 11 of Quiz- (Que-ID : 3179)
The ciliated epithelium in our body may be found in
- trachea
- ureter
- bile duct
- intestines
Q. 22 of Quiz- (Que-ID : 2765)
Largest completely endocrine gland is
- Adrenal
- Thyroid
- Pituitary
- Parathyroid
Q. 14 of Quiz- (Que-ID : 3307)
The Hardy-Weinberg principle cannot operate if
- a population does not migrate for a longtime to a new habitat
- frequent mutations occur in the population
- the population has no chance of interaction with other populations
- free interbreeding occurs among all members of the population
Q. 21 of Quiz- (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- (Que-ID : 3465)
Animals undergo inactive stage during winters. It is called
- Acclimatisation
- Hibernation
- Aestivation
- Adapatation
Q. 23 of Quiz- (Que-ID : 2841)
Strobilanthus kunthiana differs from bamboo in
- being monocarpic
- length of juvenile phase
- being polycarpic
- none of these.
Q. 1 of Quiz- (Que-ID : 3269)
Rhodophyceae is called red algae because of the pigment
- Fucoxanthin
- Phycoerythrin
- Carotenoids
- Chlorophyll c
Q. 2 of Quiz- (Que-ID : 3220)
Artabotrys is a hook climber in which the hooks are modified
- inflorescence axis
- petiole
- roots
- stipules
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
Q. 10 of Quiz- (Que-ID : 2753)
Choose the incorrect statement
- Hormones are non-nutrients chemicals
- Exocrine glands are ductless glands
- Invertebrates have simple endocrine system
- All of the above statements are incorrect
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. 7 of Quiz- (Que-ID : 3150)
Hydrolysis of starch occurs with the help of
- Peptidase
- Amylase
- Sucrose
- Lipase
Q. 24 of Quiz- (Que-ID : 3950)
The introduction of t-DNA into plants involves
- Altering the pH of the soil, then heat shocking the plants
- Exposing the plants to cold for a brief period
- Allowing the plant roots to stand in water
- Infection of the plant by Agrobacterium tumefaciens
Q. 19 of Quiz- (Que-ID : 3162)
Enzymes, vitamins and hormones are common in
- Enhancing oxidative metabolism
- Being synthesised in the body of organisms
- Being proteinaceous
- Regulating metabolism
Q. 16 of Quiz- (Que-ID : 2734)
Classification is not based on
- Thallus organisation
- Cell structure
- Gross morphology
- Phylogenetic relationship
Q. 8 of Quiz- (Que-ID : 2826)
If a butterfly has chromosome number 360 in its meiocyte (2n). What will be the chromosome number in its gametes?
- 190
- 380
- 95
- 760
Q. 12 of Quiz- (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. 1 of Quiz- (Que-ID : 3294)
Which one of the following phenomena supports Darwin’s concept of natural selection in organic evolution ?
- Development of transgenic animals
- Production of “Dolly’, the sheep by cloning
- Prevalence of pesticide resistant insects
- Development of organs from ‘stem cells’ for organ transplantation.
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