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Most of the enzymes of the TCA cycle are present in
General Science Biology Botany Class 11th NEET UG NEET UG Preparation
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
Ans → (b)Mitochondrial matrix
Explanation →
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. 10 of Quiz- (Que-ID : 3278)
Gymnosperms produce neither flower nor fruit because they do not possess
- Embryo
- Ovary
- Ovule
- Seed
Q. 2 of Quiz- (Que-ID : 3070)
The end product of the Calvin cycle is ______.
- RuBP
- PGAL
- PGA
- ADP + NADP
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. 23 of Quiz- (Que-ID : 3241)
Dry indehiscent single seeded fruit formed by bi-carpellary syncarpous inferior ovary is
- Cremocarp
- Berry
- Caryopsis
- Cypsela
Q. 6 of Quiz- (Que-ID : 2974)
Flame cells or protonephridia are NOT excretory structure of
- Planaria
- Annelids
- Cockroach
- Rotifers
Q. 10 of Quiz- (Que-ID : 2778)
Scientific name of plants are given by
- ICBN
- International code for biological plants
- International code for botanical nomenclature
- ICZN
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. 14 of Quiz- (Que-ID : 2782)
Keystone species are
- Important for ecosystem
- Important for plants
- Endangered species
- Extinct species
Q. 5 of Quiz- (Que-ID : 3223)
Which one of the following plants dose not have root – pockets
- Pistia
- Lemna
- Ficus
- Eichhornia
Q. 17 of Quiz- (Que-ID : 3210)
The innermost layer of cortex which shows casparian thickenings in its cells is called as
- epidermis
- endodermis
- pericycle
- exodermis
Q. 7 of Quiz- (Que-ID : 3350)
The term “inbreeding depression” is related to
- increased fertility and productivity
- increased milk production
- reduced fertility & productivity
- reduced milk production
Q. 20 of Quiz- (Que-ID : 2813)
Select the correct statement from the ones given below
- Cocaine is given to patients after surgery as it stimulates recovery
- Barbiturates when given to criminals make them tell the truth
- Morphine is often given to persons who have undergone surgery as a pain killer
- Chewing tobacco lowers blood pressure and heart rate
Q. 23 of Quiz- (Que-ID : 2791)
In a scientific name, the name of the author is printed in
- Abbreviated
- Capital letter
- Bold
- Italics
Q. 6 of Quiz- (Que-ID : 2724)
The purpose of botanical garden is to
- Preserve tropical plants
- Ex-situ conservation of germplasm
- Preserve wildlife
- Giving place for recreation
Q. 21 of Quiz- (Que-ID : 2939)
Law of independent assortment can be explained with the help of
- dihybrid
- test cross
- back cross
- monohybrid cross
Q. 17 of Quiz- (Que-ID : 3135)
Diffusion rate is affected by
- temperature
- membrane permeability
- gradient of concentration
- all of these
Q. 25 of Quiz- (Que-ID : 3118)
Analysis of xylem sap shows
- presence of enzymes
- presence of organic matter
- presence of nutrients
- presence of mineral salts
Q. 10 of Quiz- (Que-ID : 2828)
In which of the following plants, sepals do not fall off after fertilisation and remain attached to the fruit?
- brinjal
- cucumber
- papaya
- Bitter gourd
Q. 11 of Quiz- (Que-ID : 3004)
Meiosis occurs for the human female in ______.
- Pancreas
- Liver
- Ovary
- Kidney
Q. 17 of Quiz- (Que-ID : 2860)
Which of the following is not a water pollinated plant ?
- Zostera
- Vallisneria
- Hydrilla
- Cannabis
Q. 1 of Quiz- (Que-ID : 3169)
Blood corpuscles are formed in the
- Haversian canal
- endosteum
- red bone marrow
- pancreas
Q. 3 of Quiz- (Que-ID : 3096)
Which of the following is a group of micronutrients?
- Ca, Zn, B
- Fe, Mn, Cu
- Cl, C, Ca
- Ni, Mo, H
Q. 12 of Quiz- (Que-ID : 3555)
What is the multiplication factor when the nuclear reactor is said to be critical?
- 0
- 1
- 2
- 10
Q. 2 of Quiz- (Que-ID : 2745)
Secretin cause stimulation of
- Bile juice
- Water
- Gastric secretion
- Pepsinogen
Q. 5 of Quiz- (Que-ID : 3398)
The DNA polymerase enzyme used in PCR is obtained from
- Thermus aquaticus
- Escherichia coli
- Agrobacterium tumefaciens
- Salmonella typhimurium
Q. 10 of Quiz- (Que-ID : 2878)
The correct surgical procedure as a contraceptive method is
- ovariectomy
- hysterectomy
- vasectomy
- castration
Q. 5 of Quiz- (Que-ID : 3373)
Living organisms used to enrich the nutrient quality of the soil are called as
- biocontrol agents
- biofertilisers
- synthetic fertilisers
- natural fertilisers
Q. 24 of Quiz- (Que-ID : 3192)
In mammals maximum energy is lost by the
- Respiration
- Urine
- Skin
- Stool
Q. 21 of Quiz- (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. 5 of Quiz- (Que-ID : 2748)
Chemical name of T4 is
- Tetradiodothyronine
- Tridiodothyronine
- Tetraiodothyronine
- Triiodothyronine
Q. 15 of Quiz- (Que-ID : 2958)
In DNA strand, the nucleotides are linked together by
- glycosidic bonds
- phosphodiester bonds
- peptide bonds
- hydrogen bonds
Q. 1 of Quiz- (Que-ID : 3194)
Quiescent centre is present in the
- apical meristem
- shoot meristem
- lateral meristem
- root meristem
Q. 14 of Quiz- (Que-ID : 3332)
A protein or polysaccharide molecule that stimulates antibody formation.
- antigen
- antibiotics
- exotoxin
- endotoxins
Q. 17 of Quiz- (Que-ID : 3435)
Natural genetic engineer is :
- Bacillus subtilis
- Pseudomonas sp
- Escherichia coli
- Agrobacterium tumefaciens
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. 1 of Quiz- (Que-ID : 2794)
Which one of the followings is the function of parasympathetic nervous system?
- Stimulates oil and sweat glands in the skin
- Pupil constriction
- Acceleration of heart beat
- Contraction of hair muscles
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. 4 of Quiz- (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. 9 of Quiz- (Que-ID : 2622)
Which enzyme is not present in pancreatic juice
- Lipases
- Amylase
- Nucleases
- Nucleosides
Q. 3 of Quiz- (Que-ID : 2616)
Where is paratoid salivary gland is situated
- Lower jaw
- Below tongue
- Upper jaw
- Cheek
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