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Crossing over results the exchange of genetic material, which occurs between
General Science Biology Botany Class 11th NEET UG NEET UG Preparation
Q. 24 of Quiz-1440 (Que-ID : 3017)
Crossing over results the exchange of genetic material, which occurs between
- Non-sister chromosomes
- Sister chromatids
- Non-homologous chromosome
- Homologous chromosomes
Ans → (d)Homologous chromosomes
Explanation →
This question is taken from this post → Cell Division and Cell Cycle (Class 11th Biology) Revision Test | MCQs For NEET - attemp/practice
More MCQs in - Cell Division and Cell Cycle (Class 11th Biology) Revision Test | MCQs For NEET
Q. 1 of Quiz-1440 (Que-ID : 2994)
Golgi complex and endoplasmic reticulum cannot be seen during
- late telophase
- late prophase
- early anaphase
- late metaphase
Q. 2 of Quiz-1440 (Que-ID : 2995)
Cell plate grows from
- walls to the centre
- centre to the walls
- in patches
- simultaneously
Q. 3 of Quiz-1440 (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. 4 of Quiz-1440 (Que-ID : 2997)
If you are provided with root-tips of onion in your class and are asked to count the chromosomes which of the following stages can you most conveniently look into
- Prophase
- Anaphase
- Telophase
- Metaphase
Q. 5 of Quiz-1440 (Que-ID : 2998)
Karyokinesis is the term used for
- division of cytoplasm
- division of nucleoplasm
- division of nucleus
- separation of daughter chromosomes
Q. 6 of Quiz-1440 (Que-ID : 2999)
During which stage the chromosomes first become visible
- Anaphase
- Metaphase
- Prophase
- Telophase
Q. 7 of Quiz-1440 (Que-ID : 3000)
In mitosis, nuclear envelope and nucleolus disappear during
- Metaphase
- Interphase
- Prophase
- Telophase
Q. 8 of Quiz-1440 (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. 9 of Quiz-1440 (Que-ID : 3002)
The major event that occurs during the anaphase of mitosis, which brings about the equal distribution of chromosomes, is
- splitting of the centromeres
- splitting of the chromatids
- replication of the genetic material
- condensation of the chromatin
Q. 10 of Quiz-1440 (Que-ID : 3003)
what type of plant is formed when colchicine is used in the process of development of Raphanobrassica?
- Autotetraploid
- Haploid
- Triploid
- Allotetraploid
Q. 11 of Quiz-1440 (Que-ID : 3004)
Meiosis occurs for the human female in ______.
- Pancreas
- Liver
- Ovary
- Kidney
Q. 12 of Quiz-1440 (Que-ID : 3005)
Choose the correct sequence. A. Pachytene B. Zygotene C. Leptotene D. Diakinesis E. Diplotene
- C, B, A, D, E
- C, A, B, E, D
- C, B, A, E, D
- D, B, C, E, A
Q. 13 of Quiz-1440 (Que-ID : 3006)
How many chromosomes are there in onion root tip cell?
- 6
- 16
- 26
- 36
Q. 14 of Quiz-1440 (Que-ID : 3007)
Lampbrush chromosomes are observed in
- Mitotic prophase
- Mitotic metaphase
- Meiotic metaphase
- Meiotic prophase
Q. 15 of Quiz-1440 (Que-ID : 3008)
Which of the following cellular structures always disappears during mitosis and meiosis?
- Plasma membrane
- Nucleolus and nuclear envelope
- Plastids
- none of these
Q. 16 of Quiz-1440 (Que-ID : 3009)
Centromere is a constituent of
- Ribosome
- ER
- Chromosome
- Mitochondrion
Q. 17 of Quiz-1440 (Que-ID : 3010)
In which phase of cell cycle, proteins are synthesised?
- G0
- G1
- G2
- S
Q. 19 of Quiz-1440 (Que-ID : 3012)
The stage in which daughter chromosomes move toward the poles of the spindle is
- Anaphase
- Metaphase
- Prophase
- Telophase
Q. 20 of Quiz-1440 (Que-ID : 3013)
Synaptonemal complex dissolves in _____ stage.
- Zygotene
- Pachytene
- Diakinesis
- Diplotene
Q. 21 of Quiz-1440 (Que-ID : 3014)
Synapsis occurs between
- A male and female gametes
- Ribosome and m-RNA
- Spindle fibres and centromeres
- Two homologous chromosomes
Q. 22 of Quiz-1440 (Que-ID : 3015)
Division of nucleus without being followed by cytokinesis results into
- Phargmoplast
- Polyploidy
- Uninucleate condition
- Multinucleate condition
Q. 23 of Quiz-1440 (Que-ID : 3016)
A cell plate is laid down during
- Cytokinesis
- Interphase
- Karyokinesis
- None of these
Q. 24 of Quiz-1440 (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. 25 of Quiz-1440 (Que-ID : 3018)
The number of chromosome and the amount of DNA are changed in
- Metaphase and M phase
- Anaphase and S phase
- Interphase and S phase
- None of these
More MCQs In - General Science Biology Botany Class 11th NEET UG NEET UG Preparation
Q. 24 of Quiz- (Que-ID : 2692)
T wave represents
- Repolarisation
- Depolarisation of atria
- Depolarisation of ventricle
- Both b and c
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. 15 of Quiz- (Que-ID : 3533)
A mutagenic pollutant is:
- Organophosphate
- Resines
- Hydrocarbons
- Nitrogen oxides
Q. 21 of Quiz- (Que-ID : 2664)
which among the following is caused due to decreased respiratory surface area
- Astma
- Emphysema
- Sclerosis
- None of the above
Q. 5 of Quiz- (Que-ID : 3298)
Which one is not a vestigia organ ?
- Wings of kiwi
- Coccyx in man
- Pelvic girdle of python
- Flipper of seal
Q. 7 of Quiz- (Que-ID : 3125)
Two types of molecules cross the membrane in the same direction, it is called as
- Uniport
- Symport
- Antiport
- Multiport
Q. 3 of Quiz- (Que-ID : 3046)
The complete oxidation of pyruvate take place in
- cell cytoplasm
- inner mitochondrial membrane
- mitochondrial matrix
- nucleus
Q. 16 of Quiz- (Que-ID : 3059)
Incomplete oxidation of glucose into pyruvic acid with several intermediate steps is know as
- TCA pathway
- Glycolysis
- Hms pathway
- Glycolysis
Q. 4 of Quiz- (Que-ID : 2647)
Name a sound box which is responsible for sound production
- Pharynx
- Larynx
- Epiglottis
- None of the above
Q. 11 of Quiz- (Que-ID : 2754)
Endemic goitre is a state of
- Increased thyroid function
- Normal thyroid function
- Decreased thyroid function
- Moderate thyroid function
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. 23 of Quiz- (Que-ID : 2636)
Dentine is originated from which cell
- Amiloblast cell
- Odontioblast cell
- Chief cell
- Peptic cell
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. 22 of Quiz- (Que-ID : 3015)
Division of nucleus without being followed by cytokinesis results into
- Phargmoplast
- Polyploidy
- Uninucleate condition
- Multinucleate condition
Q. 7 of Quiz- (Que-ID : 3400)
Significance of ‘heat shock’ method in bacterial transformation is to facilitate
- binding of DNA to the cell wall
- uptake of DNA through membrane transport proteins
- uptake of DNA through transient pores in the bacterial cell wall
- expression of antibiotic resistance gene
Q. 16 of Quiz- (Que-ID : 3409)
Golden rice is a promising transgenic crop. When released for cultivation, it will help in :
- High lysin content
- Pest resistance
- High protien content
- High vitamin A content
Q. 10 of Quiz- (Que-ID : 3103)
Which one of the following mineral elements plays an in biological nitrogen fixation?
- Copper
- Manganese
- Zinc
- Molybdenum
Q. 13 of Quiz- (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. 2 of Quiz- (Que-ID : 3545)
Which compound of mercury is used as antiseptic?
- Mercuric sulphide
- Mercuric oxide
- Mercuric iodide
- Mercuric chloride
Q. 3 of Quiz- (Que-ID : 3146)
Insulin is made up of _______ and _______.
- glucose and fructose
- glucose and fructose
- fructose and mannose
- mannose and glucose
Q. 25 of Quiz- (Que-ID : 3143)
ψp denotes to
- Water potential
- Negative potential
- Pressure potential
- Solute potential
Q. 11 of Quiz- (Que-ID : 3379)
Enzyme which has the fibrinolytic effect is
- protease
- amylase
- lipase
- streptokinase
Q. 2 of Quiz- (Que-ID : 2895)
After ovulation Graafian follicle regreses into
- corpus atresia
- corpus callosum
- corpus luteum
- corpus albicans
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. 7 of Quiz- (Que-ID : 3450)
If one species is harmed whereas the other is unaffected is called
- Commensalism
- Amensalism
- Mutualism
- None of the above
Q. 22 of Quiz- (Que-ID : 3265)
The animals with bilateral symmetry in young stage, and radial pentamerous symmetry in the adult stage, belong to the phylum
- Annelida
- Mollusca
- Cnidaria
- Echinodermata
Q. 18 of Quiz- (Que-ID : 3944)
The minimum amount of energy required to initiate a chemical reaction is called
- enzymatic energy
- activation energy
- substrate energy
- initiation energy
Q. 13 of Quiz- (Que-ID : 3181)
The characteristic of simple eqithelium is that
- the cells are loosely placed
- they are single – layered in thickness
- cells are tightly packed with no intercelluar spaces
- cells are generally ciliated
Q. 22 of Quiz- (Que-ID : 3090)
In the half-leaf experiment of photosynthesis, KOH solution is used because
- It provides O2 to the leaf.
- It provides moisture to the leaf.
- t helps in CO2 fixation
- It absorbs CO2
Q. 13 of Quiz- (Que-ID : 3106)
Which of the following is not a macronutrient
- iron
- calcium
- manganese
- phosphorus
Q. 10 of Quiz- (Que-ID : 3178)
The main function of the skin of frog is
- the exchange of respiratory gases
- the storage of fat
- the storage of energy
- to convert light vitamin D
Q. 9 of Quiz- (Que-ID : 3002)
The major event that occurs during the anaphase of mitosis, which brings about the equal distribution of chromosomes, is
- splitting of the centromeres
- splitting of the chromatids
- replication of the genetic material
- condensation of the chromatin
Q. 7 of Quiz- (Que-ID : 2775)
Binomial nomenclature was given by
- Ernst Mayr
- alexander aggisz
- carolus Linnaeus
- None of the above
Q. 22 of Quiz- (Que-ID : 3240)
Spinous xerophytic herb belonging to solanceae is
- Solanum tuberosum
- S. nigrum
- S. xanthocarpum
- S. melongena
Q. 23 of Quiz- (Que-ID : 2941)
Chromosomal theory of inheritance was given by
- Morgan et al
- Sutton and Boveri
- Hugo deVries
- Gregor J. Mendel
Q. 9 of Quiz- (Que-ID : 3527)
Nutrient enrichment of water bodies causes
- Stratification
- Eutrophication
- Succession
- None of these
Q. 11 of Quiz- (Que-ID : 3154)
Inulin is made up of _______ and _______
- glucose and fructose
- glucose and fructose
- fructose and mannose
- mannose and glucose
Q. 18 of Quiz- (Que-ID : 3186)
Which membrane protects the eyes of frog in water?
- Tympanum
- Skin
- Sebaceous
- Nictitating
Q. 3 of Quiz- (Que-ID : 3021)
Cells of fibers and tracheids elongate during
- Phase of cell division
- Phase of cell elongation
- Phase of cell maturation
- Phase of cell differentiation
Q. 21 of Quiz- (Que-ID : 2964)
The structure in chromatin seen as ‘beads-on string’ when viewed under electron microscope are called
- nucleotides
- nucleosides
- histone octamer
- nucleosomes
Q. 14 of Quiz- (Que-ID : 2857)
In albuminous seeds, food is stored in _______ and in non albuminous seeds, it is stored in _______
- endosperm, cotyledons
- cotyledons, endosperm
- nucellus, cotyledons
- endosperm, radicle
Q. 6 of Quiz- (Que-ID : 77)
Which of the following is the property of Carbon Monoxide:
- Oxidising Agent
- Catalytic agent
- Neutral oxide
- Reducing agent
Q. 23 of Quiz- (Que-ID : 2636)
Dentine is originated from which cell
- Amiloblast cell
- Odontioblast cell
- Chief cell
- Peptic cell
Q. 10 of Quiz- (Que-ID : 3403)
Restriction’ in Restriction enzyme refers to
- cleaving ofphosphodiester bond in DNA by the enzyme
- cutting of DNA at specific position only
- prevention of the multiplication of bacteriophage in bacteria
- all of the above
Q. 2 of Quiz- (Que-ID : 2995)
Cell plate grows from
- walls to the centre
- centre to the walls
- in patches
- simultaneously
Q. 2 of Quiz- (Que-ID : 2820)
Which of the following options shows bisexual animals only?
- Amoeba, sponge, leech
- Sponge, cockroach, Amoeba
- Earthworm, sponge, leech
- Tapeworm, earthworm, honeybee
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