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Malacophily means
General Science Biology Botany Class 11th NEET UG NEET UG Preparation
Q. 7 of Quiz-1442 (Que-ID : 3050)
Malacophily means
- pollination by wind
- pollination by water
- pollination by insects
- pollination by snails
Ans → (d)pollination by snails
Explanation → pollination by snails
This question is taken from this post → Respiration in plants - (Class 11th Biology) Revision Test | MCQs for NEET - attemp/practice
More MCQs in - Respiration in plants - (Class 11th Biology) Revision Test | MCQs for NEET
Q. 1 of Quiz-1442 (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. 2 of Quiz-1442 (Que-ID : 3045)
Angiosperm pollen is generally released at the
- 1 – celled stage
- 2 – celled stage
- 3 – celled stage
- male gamete formation stage
Q. 3 of Quiz-1442 (Que-ID : 3046)
The complete oxidation of pyruvate take place in
- cell cytoplasm
- inner mitochondrial membrane
- mitochondrial matrix
- nucleus
Q. 4 of Quiz-1442 (Que-ID : 3047)
Which enzyme catalyses the reaction below? Pyruvic acid → Carbon dioxide + Ethanol
- Pyruvic acid decarboxylase
- Alcohol dehydrogenase
- None of these
- Both of these
Q. 5 of Quiz-1442 (Que-ID : 3048)
TCA cycle was discovered by
- Otto Meyerhof
- Hans Kreb
- Gustav Embden
- All of these
Q. 6 of Quiz-1442 (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. 7 of Quiz-1442 (Que-ID : 3050)
Malacophily means
- pollination by wind
- pollination by water
- pollination by insects
- pollination by snails
Q. 8 of Quiz-1442 (Que-ID : 3051)
Herkogamy is a contrivance for
- allogamy
- autogamy
- chasmogamy
- cleistogamy
Q. 9 of Quiz-1442 (Que-ID : 3052)
Out of 36 ATP molecules produced per glucose molecule during respiration
- 2 are produced outside glycolysis and 34 during repiratory chain
- 2 are produced outside mitochondria and 34 inside the mitochondria
- all the formed inside mitochondria
- 2 during glycolysis and 34 during kreds cycle
Q. 10 of Quiz-1442 (Que-ID : 3053)
Complete the reaction. _________ + O2 → CO2 + _______ + Energy
- C6H12O6, 2H2O
- C12H22O11, 6H2O
- C6H12O6, 6H2O
- C12H22O11, 11H2O
Q. 11 of Quiz-1442 (Que-ID : 3054)
The significant morphological feature of passion flower is the presence of
- numerous corolla
- androphore
- gynophore
- androgynophore
Q. 12 of Quiz-1442 (Que-ID : 3055)
The final electron acceptor in electron transport chain is
- Cytochrome C
- FADH
- NADH
- oxygen
Q. 13 of Quiz-1442 (Que-ID : 3056)
Which of the following acts as mobile carrier for transfer of electrons between complex III and complex IV?
- Cytochrome c
- cytochrome a3
- cytochrome a
- FADH2
Q. 14 of Quiz-1442 (Que-ID : 3057)
Aleurone layer takes part in
- protection of delicate embryo
- enzyme synthesis
- transfer of food to cotyledons
- transfer of food from cotyledons to embryo tips
Q. 15 of Quiz-1442 (Que-ID : 3058)
A characteristic of drupe is
- fleshy seed coat
- stony pericarp
- stony mesocarp
- stony endocarp
Q. 16 of Quiz-1442 (Que-ID : 3059)
Incomplete oxidation of glucose into pyruvic acid with several intermediate steps is know as
- TCA pathway
- Glycolysis
- Hms pathway
- Glycolysis
Q. 18 of Quiz-1442 (Que-ID : 3061)
Respiratory enzymes are located in
- mitochondrial matrix
- Cristae
- perimitochondrial space
- outer membrane
Q. 20 of Quiz-1442 (Que-ID : 3063)
One molecule of glucose yields ___ ATP molecules in aerobic respiration.
- 2
- 16
- 38
- 42
Q. 21 of Quiz-1442 (Que-ID : 3064)
When one glucose molecule is completely oxidised, it changes:
- 36 ADP molecules into 36 ATP molecules
- 38 ADP molecules into 38 ATP molecules
- 30 ADP molecules into 30 ATP molecules
- 32 ADP molecules into 32 ATP molecules
Q. 22 of Quiz-1442 (Que-ID : 3065)
Most of the energy of the carbohydrates is released by oxidation when
- Pyruvic acid is converted into CO2 and H2O
- Pyruvic acid is converted into acetyl Co-A
- Sugar is converted into pyruvic acid
- Glucose is converted into alcohol and CO2
Q. 23 of Quiz-1442 (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. 24 of Quiz-1442 (Que-ID : 3067)
Number of oxygen atoms required for aerobic oxidation of one pyruvate
- 10
- 8
- 5
- 12
Q. 25 of Quiz-1442 (Que-ID : 3068)
Most of the enzymes of the TCA cycle are present in
- Intermembrane space of mitochondria
- Mitochondrial matrix
- Inner membrane of mitochondria
- Cytoplasm
More MCQs In - General Science Biology Botany Class 11th NEET UG NEET UG Preparation
Q. 22 of Quiz- (Que-ID : 2635)
Enamel is originated from which cell
- Amiloblast cell
- Odontioblast cell
- Chief cell
- Peptic cell
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. 12 of Quiz- (Que-ID : 3230)
Srem modified to perform the function of a leaf and having many internodes is called as
- phylloclade
- cladode
- offset
- phyllode
Q. 2 of Quiz- (Que-ID : 1579)
The process occuring in the absence of oxygen is called… .
- Anaerobic
- Aerobic
- Glycogenic
- Microaerophilic
Q. 6 of Quiz- (Que-ID : 3474)
Water co-deficient contains:
- Large thin walled cells
- Large-vacuoles
- Membrane
- All of these
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 : 2776)
Solanum, panthera, homo are examples of
- Family
- Division
- genera
- Species epithet
Q. 14 of Quiz- (Que-ID : 2957)
In E. colt, the lac operon gets switched on when
- lactose is present and it binds to the repressor
- repressor binds to operator
- RNA polymerase binds to the operator
- lactose is present and it binds to RNA polymerase.
Q. 16 of Quiz- (Que-ID : 2734)
Classification is not based on
- Thallus organisation
- Cell structure
- Gross morphology
- Phylogenetic relationship
Q. 13 of Quiz- (Que-ID : 3556)
Which of the following types a PEM cell belongs to?
- Electrolytic cell
- Fuel cell
- Dry cell
- Galvanic cell
Q. 16 of Quiz- (Que-ID : 2734)
Classification is not based on
- Thallus organisation
- Cell structure
- Gross morphology
- Phylogenetic relationship
Q. 21 of Quiz- (Que-ID : 2839)
Clear cut vegetative, reproductive and senescent phases cannot be observed in
- annual plants
- perennial plants
- biennial plants
- ephemeral plants.
Q. 24 of Quiz- (Que-ID : 2667)
Which type of curve is formed when percent of haemoglobin is plotted against po2
- Straight line
- Hyperbola
- Sigmoid
- Parabola
Q. 8 of Quiz- (Que-ID : 3001)
Arrange the following events of meiosis in the correct sequence: I. Terminalization II. Crossing over III. Synapsis IV. Disjunction of genomes The correct sequences
- II, I, IV, III
- III, II, I, IV
- IV, III, II, I
- I, IV, III, II
Q. 20 of Quiz- (Que-ID : 3113)
NPK denotes
- Nitrogen, Protein, Kinetin
- Nitrogen, Protein, Potassium
- Nitrogen, Potassium, kinetin
- Nitrogen, Phosphorus, Potassium
Q. 8 of Quiz- (Que-ID : 2851)
The outermost and innermost wall layers of microsporangium in an anther are respectively
- endothecium and tapetum
- epidermis and endodermis
- epidermis and middle layer
- epidermis and tapetum.
Q. 4 of Quiz- (Que-ID : 3072)
The law of limiting factor was given by
- Calvin
- Blackman
- Priestley
- None of these
Q. 21 of Quiz- (Que-ID : 3339)
Amoebic dysentery (amoebiasis) is caused by
- Entamoeba histolytica
- E. coli
- Streptococcus pneumoniae
- Trichophyton
Q. 2 of Quiz- (Que-ID : 2670)
Which among the following is not the major protein of plasma
- Fibrinogen
- Globulin
- Albumins
- Basophil
Q. 2 of Quiz- (Que-ID : 2845)
Anther is generally
- monosporangiate
- bisporangiate
- tetrasporangiate
- trisporangiate.
Q. 17 of Quiz- (Que-ID : 2660)
How many percent of co2 is carried by plasma in dissolved form
- 6
- 7
- 20-25
- None of the above
Q. 6 of Quiz- (Que-ID : 3449)
Parasites that feed on the external surface of the host organism are called
- Ecto parasites
- Endo parasites
- Brood parasitism
- None of the above
Q. 17 of Quiz- (Que-ID : 2660)
How many percent of co2 is carried by plasma in dissolved form
- 6
- 7
- 20-25
- None of the above
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 : 3026)
The stage of rapid cell division just after fertilization is
- Organogenesis
- Cleavage
- Gastrulation
- Growth
Q. 22 of Quiz- (Que-ID : 3515)
Which group of vertebrates comprises the highest number of endangered species?
- Fishes
- Reptiles
- Birds
- Mammals
Q. 13 of Quiz- (Que-ID : 3281)
The gametophyte is not an independent, free-living generation in
- Pinus
- Polytrichum
- Adiantum
- Marchantia
Q. 9 of Quiz- (Que-ID : 3527)
Nutrient enrichment of water bodies causes
- Stratification
- Eutrophication
- Succession
- None of these
Q. 20 of Quiz- (Que-ID : 3413)
Two microbes found tb be very useful in Genetic Engineering are
- Excherichia coli and Agrobacterium tumefaciens
- Vibrio cholarae and a tailed bacteriophage
- Diplococcus sp. and Pseudomonas sp.
- Crown gall bacterium and Caenorhabdities elegans
Q. 16 of Quiz- (Que-ID : 2934)
The inheritance of flower colour in Antirrhinum (dog flower) is an example of
- incomplete dominance
- co-dominance
- multiple alleles
- linkage
Q. 17 of Quiz- (Que-ID : 3510)
Which of the following is not done in a wild life sanctuary?
- Fauna is conserved
- Flora is conserved
- Soil and flora is utilised
- Hunting is prohibited
Q. 4 of Quiz- (Que-ID : 3047)
Which enzyme catalyses the reaction below? Pyruvic acid → Carbon dioxide + Ethanol
- Pyruvic acid decarboxylase
- Alcohol dehydrogenase
- None of these
- Both of these
Q. 4 of Quiz- (Que-ID : 3022)
Typical plant growth shows _________ curve.
- J-shaped
- S-shaped
- I-shaped
- Parabolic
Q. 19 of Quiz- (Que-ID : 3187)
Which of the following helps in locomotion of earthworms?
- Clitellum
- Setae
- Intersegmental grooves
- Nephridiophores
Q. 2 of Quiz- (Que-ID : 3420)
By means of following Trans gene expression obtained:
- Inhibition of a Innate gene
- An occured Biosynthetic passway develop
- A protein occured with genotype expressed his desired
- None of the above
Q. 6 of Quiz- (Que-ID : 2924)
Which of the following crosses will give tall and dwarf pea plants in same proportions ?
- TT × tt
- Tt × tt
- TT × Tt
- tt × tt
Q. 8 of Quiz- (Que-ID : 3126)
Diffusion rate is affected by
- temperature
- membrane permeability
- gradient of concentration
- all of these
Q. 7 of Quiz- (Que-ID : 2950)
Which was the last human chromosome to be completely sequenced ?
- Chromosome 1
- Chromosome 11
- Chromosome 21
- Chromosome X
Q. 24 of Quiz- (Que-ID : 2637)
In which condition the food is not digested properly leading to feeling of fullness
- Indigestion
- Constipation
- Diarrhoea
- None of the above
Q. 6 of Quiz- (Que-ID : 2619)
Which cell is responsible for secretion of HCL and intrinsic factors
- Parietal cell
- Chief cell
- Mucus cell
- Peptic cell
Q. 25 of Quiz- (Que-ID : 2768)
Hormones are
- Excretory pdt
- Enzymatory pdt
- Chemical messenger
- Nerve impulse
Q. 20 of Quiz- (Que-ID : 3063)
One molecule of glucose yields ___ ATP molecules in aerobic respiration.
- 2
- 16
- 38
- 42
Q. 24 of Quiz- (Que-ID : 2667)
Which type of curve is formed when percent of haemoglobin is plotted against po2
- Straight line
- Hyperbola
- Sigmoid
- Parabola
Q. 25 of Quiz- (Que-ID : 3418)
Transgenic plants are develop by
- Introducing of foreign fenes
- Clone and genetically modified genes
- Genetic engineering
- Purified genes
Q. 13 of Quiz- (Que-ID : 3256)
Phylum that doesnt have a true coelom is
- Platyhelminthes
- Annelida
- Echinoderms
- Arthropoda
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