.png){kind=logo}
Acetyl CoA combine with oxalo-acetate in presence of condensing enzyme citrate synthase to form 6-C compound called
General Science Biology Botany Class 11th NEET UG NEET UG Preparation
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
Ans → (d)Citric acid
Explanation → Citric acid
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. 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. 2 of Quiz- (Que-ID : 2720)
Which groups holds max nutritional diversity
- monera
- Plantae
- Fungi
- Anamalia
Q. 7 of Quiz- (Que-ID : 2825)
In maize, a meiocyte has 20 chromosomes. What will be the number of chromosomes in its somatic cell?
- 40
- 30
- 20
- 10
Q. 15 of Quiz- (Que-ID : 3083)
Which one of the following statement is true for ATP?
- ATP is prosthetic part of an enzyme
- ATP is an enzyme
- ATP is organic ions of enzyme
- ATP is a Co-enzyme
Q. 3 of Quiz- (Que-ID : 3121)
Which of the following is the unit of ψ?
- Pascal
- Joule
- Newton
- Electron volt
Q. 19 of Quiz- (Que-ID : 3187)
Which of the following helps in locomotion of earthworms?
- Clitellum
- Setae
- Intersegmental grooves
- Nephridiophores
Q. 15 of Quiz- (Que-ID : 2908)
In human adult females oxytocin
- stimulates pituitary to secrete vasopressin
- causes strong uterine contractions during parturition
- is secreted by anterior pituitary
- stimulates growth of mammary glands
Q. 22 of Quiz- (Que-ID : 2815)
Neurons are excitable cells because the membrane is
- Non polar
- Apolar
- polar
- None of these
Q. 10 of Quiz- (Que-ID : 3078)
In actively gro – wing young plants, the best data for estimating the rate of photosynthesis would be
- ratio of oxygen evolved to carbon dioxide absorbed
- increase in fresh weight
- increase in dry weight
- increase in carbohydrate
Q. 4 of Quiz- (Que-ID : 3472)
Exchange of water in submerged plant
- Stomata
- Normal surface
- Hydathode
- Lenticel
Q. 14 of Quiz- (Que-ID : 2907)
Bartholin’s glands are situated
- on the either side of vagina in humans
- on either side of vas deferens in humans
- on either side of penis in humans
- on either side of Fallopian tube in humans
Q. 24 of Quiz- (Que-ID : 3317)
The primate which existed 15 mya was
- Homo habilis
- Australopithecus
- Ramapithecus
- Homo erectus
Q. 9 of Quiz- (Que-ID : 2652)
On an average healthy human breathes how many times per minute
- 12-16
- 15-16
- 20-25
- 72
Q. 13 of Quiz- (Que-ID : 2626)
Fructose are transported by which mechanism
- Passive transport
- Active transport
- Diffusion
- Facilitated diffusion
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. 22 of Quiz- (Que-ID : 3165)
Enormous diversity of protein molecules is due to
- R groups of amino acids
- Sequence of amino acids
- Peptide bonds
- Amino groups of amino acids
Q. 10 of Quiz- (Que-ID : 2978)
Each kidney has how many nephrons
- 1 million
- 2 million
- 2 thousand
- 2 hundred
Q. 23 of Quiz- (Que-ID : 2636)
Dentine is originated from which cell
- Amiloblast cell
- Odontioblast cell
- Chief cell
- Peptic cell
Q. 13 of Quiz- (Que-ID : 3381)
Monascus purpureus is a yeast commercially used in the production of
- citric acid
- ethanol
- blood cholesterol lowering statins
- streptokinase for removing clots from blood vessels
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. 14 of Quiz- (Que-ID : 2707)
Which joint is present between carpal and metacarpal of thumb
- Saddle joint
- Pivot
- Hinge
- Condyloid
Q. 16 of Quiz- (Que-ID : 3084)
Kranz anatomy is a feature of
- C3 plants
- CAM plants
- C4 plants
- All of these
Q. 43 of Quiz- (Que-ID : 614)
Which nutrient provides the maximum energy on breakdown?
- Fibres
- Proteins
- Fats
- Carbohydrates
Q. 21 of Quiz- (Que-ID : 3414)
DNA obtained for DNA finger printing:
- W.B.C
- Hair root cells
- Body fluids
- None of these
Q. 3 of Quiz- (Que-ID : 2821)
Read the following statements and select the incorrect one.
- Cucurbits and coconuts are monoecious plants
- Papayas and date palms are dioecious plants.
- Leeches and tapeworms are bisexual animals.
- Sponges and coelenterates are unisexual animals
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. 3 of Quiz- (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. 5 of Quiz- (Que-ID : 3498)
Which type of living organisms given below are listed in Red Data Book”?
- Rare species
- Rare and endangered species
- Endangered species
- None of these
Q. 5 of Quiz- (Que-ID : 2848)
Science of cultivation, breeding, marketing and arrangement of flowers is called
- arboriculture
- floriculture
- horticulture
- anthology
Q. 11 of Quiz- (Que-ID : 2804)
Which one of the following is the correct statement regarding the particular psychotropic drug specified?
- Barbiturates cause relaxation and temporary euphoria
- Hashish causes after thought perceptions and hallucinations
- Opium stimulates nervous system and causes hallucinations
- Morphine leads to delusions and disturbed emotions
Q. 20 of Quiz- (Que-ID : 3513)
Genetic biodiversity in agricultural crops in threatened by
- introduction of high yielding varieties
- intensine use of fertilizers
- extensive intercropping
- intensive use of biopesticides
Q. 8 of Quiz- (Que-ID : 3176)
Which membrane protects the eyes of frog in water?
- Tympanum
- Skin
- Sebaceous
- Nictitating
Q. 12 of Quiz- (Que-ID : 2855)
Indentify the wrong statement regarding post-fertilisation development
- The ovary wall develops into pericarp.
- The outer integument of ovule develops into tegmen
- The fusion nucleus (triple nucleus) develops into endosperm.
- The ovule develops into seed.
Q. 21 of Quiz- (Que-ID : 3489)
In the phosphorus cycle, weathring makes phosophate available first to
- Producers
- Decomposers
- Consumers
- None of these
Q. 3 of Quiz- (Que-ID : 3296)
The presence of gill slits, in the embryos of vertebrates, supports the theory of
- metamorphosis
- biogenesis
- organic evolution
- recapitulation
Q. 21 of Quiz- (Que-ID : 3114)
The nitrogen exists as two nitrogen atoms joined by
- Di covalent bonds
- tetra covalent bonds
- triple covalent bonds
- monocovalent bond
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. 20 of Quiz- (Que-ID : 3488)
Which of the following ecosystem has highest gross primary productivity
- Grassland
- Coral reefs
- Mangrooves
- Rainforests
Q. 11 of Quiz- (Que-ID : 3104)
Oxygen scavangers present in root nodules of legumes is
- haemoglobin
- leg haemoglobin
- cyano haemoglobin
- none of these
Q. 22 of Quiz- (Que-ID : 3390)
Process of biogas production is
- aerobic process
- anaerobic process
- active process
- passive process
Q. 18 of Quiz- (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. 9 of Quiz- (Que-ID : 3227)
Thors and spines are
- homologous organs
- analogous organs
- thron is homologous while spine is analogous
- spine is homologous while is analogous
Q. 4 of Quiz- (Que-ID : 2922)
In a monohybrid cross between two heterozygous individuals, percentage of pure homozygous individuals obtained in F1 generation will be
- 25%
- 50%
- 75%
- 100%
Q. 9 of Quiz- (Que-ID : 2952)
If the sequence of initrogen bases of the coding strand of DNA in a transcription unit is: 5’ – ATGAATG – 3’, the sequence of bases in its RNA transcript would be
- 5’ – AUG A AUG – 3’
- 5’ – UACUU AC – 3’
- 5’ – CAUUCAU – 3’
- 5’ – GUAAGUA – 3’.
Q. 22 of Quiz- (Que-ID : 2715)
Scapula is present in which girdle
- Pelvic
- Pectoral
- Both a and b
- None of the above
Q. 23 of Quiz- (Que-ID : 3116)
The enzyme involved in biological nitrogen fixation are
- Carboxylase
- Oxygenase
- Dehydrogenase
- Nitrogenase
General Awareness (GA) MCQs
Miscellaneous MCQs
General Science MCQs
Mathematics MCQs
Pharmacy MCQs
General Intelligence MCQs
English Language MCQs
Pharmacognosy MCQs
Current Affairs MCQs
Pharmacology MCQs
सामान्य हिन्दी MCQs
Books and Authors MCQs
Indian history MCQs
General Science (GS) MCQs
Chemistry MCQs
Biology MCQs
Physics MCQs
Parts of Speech MCQs
One Word Substitutions MCQs
Health Education MCQs
Web Development MCQs
Human Anatomy and Physiology MCQs
Microbiology MCQs
Zoology MCQs
Botany MCQs
Bio Organic Chemistry MCQs
Biochemistry MCQs
Reasoning MCQs
Pharmaceutical Jurisprudence MCQs
General Pharmacology MCQs
Pharmaceutics MCQs
World Geography MCQs
Geography of India MCQs
Pharmaceutical Chemistry (Inorganic) MCQs
Pharmaceutical Organic Chemistry MCQs
Drug Store and Business Management MCQs
Hospital and Clinical Pharmacy MCQs
Indian Art, Culture and Heritage MCQs
World History MCQs
Computer MCQs
Pathophysiology MCQs
Community Health Nursing MCQs