Meiosis is not having the one of the character out of the four given below-

Meiosis is not having the one of the character out of the four given below-
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Meiosis is not having the one of the character out of the four given below- A. It ... anaphase-II D. Nuclear membrane disappears durring prophase
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Match the stages of meiosis in column I to their characteristic features in column II and select the correct option using the codes given below. Column I Column II A. Pachytene (i) Pairing of homologous chromosomes B. Metaphase I (ii) Terminalisation of chiasmata C. Diakinesis (iii) Crossing-over takes place D. Zygotene (iv) Chromosomes align at equatorial plate (a) A-(iii), B-(iv), C-(ii), D-(i) (b) A-(i), B-(iv), C-(ii), D-(iii) (c) A-(ii), B-(iv), C-(iii), D-(i) (d) A-(iv), B-(iii), C-(ii), D-(i)

Description : Match the stages of meiosis in column I to their characteristic features in column II and select the correct option using the codes given below. Column I Column II A. Pachytene (i) Pairing of homologous chromosomes B. Metaphase I (ii) ... , C-(iii), D-(i) (d) A-(iv), B-(iii), C-(ii), D-(i)

Last Answer : (a) A-(iii), B-(iv), C-(ii), D-(i)

Assertion : Meiosis produces four genetically dissimilar cells. Reason : Crossing over or gene exchange takes place in meiosis.

Description : Assertion : Meiosis produces four genetically dissimilar cells. Reason : Crossing over or gene exchange takes place in meiosis.

Last Answer : Assertion : Meiosis produces four genetically dissimilar cells. Reason : Crossing over or gene exchange ... . If both Assertion & Reason are false.

Mark incorrect statements :- (A) Meiosis involves only a single cycle of DNA replication (B) Four haploid cells are formed at the end of meiosis-I ( C

Description : Mark incorrect statements :- (A) Meiosis involves only a single cycle of DNA replication (B) Four haploid cells are formed at the end of meiosis-I ( C

Last Answer : Mark incorrect statements :- (A) Meiosis involves only a single cycle of DNA replication (B) Four haploid ... and C C. Only B D. All are correct

Number of chromatids at metaphase is (a) two each in mitosis and meiosis (b) two in mitosis and one in meiosis (c) two in mitosis and four in meiosis (d) one in mitosis and two in meiosis.

Description : Number of chromatids at metaphase is (a) two each in mitosis and meiosis (b) two in mitosis and one in meiosis (c) two in mitosis and four in meiosis (d) one in mitosis and two in meiosis.

Last Answer : (a) two each in mitosis and meiosis

The description of the character is given below. Identify the character from the play. Find some sentences which support

Description : The description of the character is given below. Identify the character from the play. Find some sentences which support

Last Answer : The description of the character is given below. Identify the character from the play. Find some sentences ... play. (5) He is obedient and simple.

Study the pedigree chart of a certain family given below and select the correct conclusion which can be drawn for the character. (a) The female parent is heterozygous. (b) The parents could not have had a normal daughter for this character. (c) The trait under study could not be colour blindness. (d) The male parent is homozygous dominant.

Description : Study the pedigree chart of a certain family given below and select the correct conclusion which can be drawn for the character. (a) The female parent is heterozygous. (b) The parents could not ... The trait under study could not be colour blindness. (d) The male parent is homozygous dominant.

Last Answer : (a) The female parent is heterozygous.

Given below are some characteristics of logical argument. Select the code which expresses a characteristic which is not of inductive in character. (A) The conclusion is claimed to follow from its premises. (B) The conclusion is based on causal relation. (C) The conclusion conclusively follows from its premises. (D) The conclusion is based on observation and experiment

Description : Given below are some characteristics of logical argument. Select the code which expresses a characteristic which is not of inductive in character. (A) The conclusion is claimed to follow from ... conclusively follows from its premises. (D) The conclusion is based on observation and experiment

Last Answer : (C) The conclusion conclusively follows from its premises. 

‘Meiosis’ term was 1 st given by

Description : ‘Meiosis’ term was 1 st given by

Last Answer : Ans. J.B. Farmer (1905)

The given figure is the representation of a certain event at a particular stage of a type of cell division. Which is this stage? (a) Prophase I during meiosis (b) Prophase II during meiosis (c) Prophase of mitosis (d) Both prophase and metaphase of mitosis

Description : The given figure is the representation of a certain event at a particular stage of a type of cell division. Which is this stage? (a) Prophase I during meiosis (b) Prophase II during meiosis (c) Prophase of mitosis (d) Both prophase and metaphase of mitosis

Last Answer : (a) Prophase I during meiosis

Reread pp 152-154 through the quote shown below. List everything you learn about Mr. Chris from this part of the text as a person-his character in other words. One way an author helps you learn about a character is through what others say about him?

Description : Reread pp 152-154 through the quote shown below. List everything you learn about Mr. Chris from this part of the text as a person-his character in other words. One way an author helps you learn about a character is through what others say about him?

Last Answer : This is about Miracles on Maple Hill. The quote: " This man looks like a tree" and "He seemed to stand with his legs planted in the ground.

Study the four statement (i-iv) given below and select the two correct ones out of them (i) A lion eating a deer and a sparrow feeding or grains are e

Description : Study the four statement (i-iv) given below and select the two correct ones out of them (i) A lion eating a deer and a sparrow feeding or grains are e

Last Answer : Study the four statement (i-iv) given below and select the two correct ones out of them (i) A lion eating a deer ... . A and B C. B and C D. C and D

Select the two correct statements out of the four (i – iv) statements given below about lac operon. (i) Glucose or galactose may bind with the repressor and inactivate it. (ii) In the absence of lactose, the repressor binds with the operator region. (iii)The z-gene codes for permease. (iv) This was elucidated by Francois Jacob and Jacques Monod. The correct statements are (a) (ii) and (iii) (b) (i) and (iii) (c) (ii) and (iv) (d) (i) and (ii)

Description : Select the two correct statements out of the four (i - iv) statements given below about lac operon. (i) Glucose or galactose may bind with the repressor and inactivate it. (ii) In the absence of lactose, the repressor binds with the ... (iii) (b) (i) and (iii) (c) (ii) and (iv) (d) (i) and (ii)

Last Answer : (c) (ii) and (iv)

Examine the figures (A-D) given below and select the right option out of (a – d), in which all the four structures A, B, C and D are identified correctly. A B D

Description : Examine the figures (A-D) given below and select the right option out of (a – d), in which all the four structures A, B, C and D are identified correctly. A B D

Last Answer : C

Study the four statements (A-D) given below and select the two correct ones out of them. A. Definition of biological species was given by Ernst Mayr. B. Photoperiod does not affect reproduction in plants. C. Binomial nomenclature system was given by R.H. Whittaker. D. In unicellular organisms, reproduction is synonymous with growth. The two correct statements are (a) B and C (b) C and D (c) A and D (d) A and B.

Description : Study the four statements (A-D) given below and select the two correct ones out of them. A. Definition of biological species was given by Ernst Mayr. B. Photoperiod does not affect reproduction in plants. C. Binomial nomenclature ... are (a) B and C (b) C and D (c) A and D (d) A and B.

Last Answer : (c) A and D

Out of four cities given below three are alike in some manner while the fourth one is different. Identify the odd one (A) Lucknow (B) Rishikesh (C) Allahabad (D) Patna

Description : Out of four cities given below three are alike in some manner while the fourth one is different. Identify the odd one (A) Lucknow (B) Rishikesh (C) Allahabad (D) Patna

Last Answer : Answer: A

Given below are four matchings of an animal and its kind of respiratory organ. `{:("A. Silver fish - Trachea"),("B. Scorpion - Book lung"),("C. Sea sq

Description : Given below are four matchings of an animal and its kind of respiratory organ. `{:("A. Silver fish - Trachea"),("B. Scorpion - Book lung"),("C. Sea sq

Last Answer : Given below are four matchings of an animal and its kind of respiratory organ. `{:("A. Silver fish - Trachea"),("B. ... C. (b) and (d) D. ( c) and (d)

Given below are four statements (A-D) each with one or two blanks. Select the option which correctly fills up the blanks in two statements : Statement

Description : Given below are four statements (A-D) each with one or two blanks. Select the option which correctly fills up the blanks in two statements : Statement

Last Answer : Given below are four statements (A-D) each with one or two blanks. Select the option which correctly ... , (ii) survival (A) - (i) convergent

P,Q, R and S are four metals whose typical reaction are given below (I) (II) When Q is added to a solution containing the ions of the other metals, me

Description : P,Q, R and S are four metals whose typical reaction are given below (I) (II) When Q is added to a solution containing the ions of the other metals, me

Last Answer : P,Q, R and S are four metals whose typical reaction are given below (I) (II) When Q is added to a solution ... P lt S` D. `Q lt P lt S lt R`

P,Q, R and S are four metals whose typical reaction are given below (I) (II) When Q is added to a solution containing the ions of the other metals, me

Description : P,Q, R and S are four metals whose typical reaction are given below (I) (II) When Q is added to a solution containing the ions of the other metals, me

Last Answer : P,Q, R and S are four metals whose typical reaction are given below (I) (II) When Q is added to a solution ... P lt S` D. `Q lt P lt S lt R`

With respect to halogens, four statements are given below: (P) The bond dissociation energies for halogens are in the order: `I_(2) lt F_(2) lt Br_(2)

Description : With respect to halogens, four statements are given below: (P) The bond dissociation energies for halogens are in the order: `I_(2) lt F_(2) lt Br_(2)

Last Answer : With respect to halogens, four statements are given below: (P) The bond dissociation energies for halogens are in ... ,III,IV C. II,III,IV D. I,III

The table below gives the population ( in thousands) of ten species (A-J) in four areas (a-d) consisting of the number of habitats given within bracke

Description : The table below gives the population ( in thousands) of ten species (A-J) in four areas (a-d) consisting of the number of habitats given within bracke

Last Answer : The table below gives the population ( in thousands) of ten species (A-J) in four areas (a-d) consisting of the ... diversity ? A. d B. a C. b D. C

Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks.

Description : Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks.

Last Answer : Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A- ... fall","Rock minerals","Detritus"):}`

Given below is the representation of the extent of global diversity of invertebrates. What groups the four portions (A-D) represent respectively? A B C D A B C D (a) Insects Crusta- Other Molluscs ceans animal groups (b) Crustaceans Insects Molluscs Other animal groups (c) Molluscs Other Crusta- Insects animal ceans groups (d) Insects Molluscs Crusta- Other animal ceans groups

Description : Given below is the representation of the extent of global diversity of invertebrates. What groups the four portions (A-D) represent respectively? A B C D A B C D (a) Insects Crusta- ... Molluscs Other Crusta- Insects animal ceans groups (d) Insects Molluscs Crusta- Other animal ceans groups

Last Answer : (d) Insects Molluscs Crusta- Other animal ceans groups

Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks. Consumers A D C Uptake Run off Soil solution B A B C D (a) Rock minerals Detritus Litter fall Producers (b) Litter fall Producers Rock minerals Detritus (c) Detritus Rock minerals Producers Litter fall (d) Producers Litter fall Rock minerals Detritus

Description : Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks. Consumers A D C Uptake Run off Soil solution B A B ... minerals Detritus (c) Detritus Rock minerals Producers Litter fall (d) Producers Litter fall Rock minerals Detritus

Last Answer : (c) Detritus Rock minerals Producers Litter fall

Given below are four methods (A-D) and their modes of action (i-iv) in achieving contraception. Select their correct matching from the four options that follow. Method Mode of Action A. The pill (i) Prevents sperms reaching cervix B. Condom (ii) Prevents implantation C. Vasectomy (iii) Prevents ovulation D. Copper T (iv) Semen contains no sperms (a) A – (iii), B – (iv), C – (i), D – (ii) (b) A – (ii), B – (iii), C – (i), D – (iv) (c) A – (iii), B – (i), C – (iv), D – (ii) (d) A – (iv), B – (i), C – (ii), D – (iii)

Description : Given below are four methods (A-D) and their modes of action (i-iv) in achieving contraception. Select their correct matching from the four options that follow. Method Mode of Action A. The pill (i) Prevents sperms reaching cervix B. Condom ... D - (ii) (d) A - (iv), B - (i), C - (ii), D - (iii)

Last Answer : A – (iii), B – (i), C – (iv), D – (

The four sketches (A, B, C and D) given below, represent four different types of animal tissues. Which one of these is correctly identified in the options given, along with its correct location and function? (A) (B) (C) (D) Tissue Location Function (a) (B) Glandular Intestine Secretion epithelium (b) (C) Collagen Cartilage Attach skeletal fibres muscles to bones(c) (D) Smooth Heart Heart muscle contraction tissue (d) (A) Columnar Nephron Secretion epithelium and absorption

Description : The four sketches (A, B, C and D) given below, represent four different types of animal tissues. Which one of these is correctly identified in the options given, along with its ... Smooth Heart Heart muscle contraction tissue (d) (A) Columnar Nephron Secretion epithelium and absorption

Last Answer : (a) (B) Glandular Intestine Secretion epithelium

Given below is the diagram of a stomatal apparatus. In which of the following all the four parts labelled as A, B, C and D are correctly identified? A B C D A B C D (a) Subsidiary Epidermal Guard cell Stomatal cell cell aperture (b) Guard cell Stomatal Subsidiary Epidermal aperture cell cell (c) Epidermal Guard cell Stomatal Subsidiary cell cell aperture (d) Epidermal Subsidiary Stomatal Guard cell cell cell aperture

Description : Given below is the diagram of a stomatal apparatus. In which of the following all the four parts labelled as A, B, C and D are correctly identified? A B C D A B C D ... ) Epidermal Guard cell Stomatal Subsidiary cell cell aperture (d) Epidermal Subsidiary Stomatal Guard cell cell cell aperture

Last Answer : d) Epidermal Subsidiary Stomatal Guard cell cell cell aperture

How many plants in the list given below have composite fruits that develop from an inflorescence? Walnut, poppy, radish, fig, pineapple, apple, tomato, mulberry. (a) Four (b) Five (c) Two (d) Three

Description : How many plants in the list given below have composite fruits that develop from an inflorescence? Walnut, poppy, radish, fig, pineapple, apple, tomato, mulberry. (a) Four (b) Five (c) Two (d) Three

Last Answer : (d) Three

How many plants in the list given below have marginal placentation? Mustard, Gram, Tulip, Asparagus, Arhar, Sun- hemp, Chilli, Colchicum, Onion, Moong, Pea, Tobacco, Lupin (a) Four (b) Five (c) Six (d) Three

Description : How many plants in the list given below have marginal placentation? Mustard, Gram, Tulip, Asparagus, Arhar, Sun- hemp, Chilli, Colchicum, Onion, Moong, Pea, Tobacco, Lupin (a) Four (b) Five (c) Six (d) Three

Last Answer : (c) Six

Hardgrove Grindability index of four coal samples are given below. Which of them is the easiest to grind? (A) 50 (B) 70 (C) 85 (D) 100

Description : Hardgrove Grindability index of four coal samples are given below. Which of them is the easiest to grind? (A) 50 (B) 70 (C) 85 (D) 100

Last Answer : (D) 100

Given below are four matchings of an animal and its kind of respiratory organ: (A) Silver fish – Trachea (B) Scorpion – Book lung (C) Sea squirt – Pharyngeal slits (D) Dolphin – Skin The correct matchings are (a) (A) and (B) (b) (A), (B) and (C) (c) (B) and (D) (d) (C) and (D).

Description : Given below are four matchings of an animal and its kind of respiratory organ: (A) Silver fish – Trachea (B) Scorpion – Book lung (C) Sea squirt – Pharyngeal slits (D) Dolphin – Skin The correct matchings are (a) (A) and (B) (b) (A), (B) and (C) (c) (B) and (D) (d) (C) and (D).

Last Answer : (b) (A), (B) and (C)

.How many organisms in the list given below are autotrophs? Lactobacillus, Nostoc, Chara, Nitrosomonas, Nitrobacter, Streptomyces, Saccharomyces, Trypanosoma, Porphyra, Wolffia (a) Four (b) Five (c) Six (d) Three

Description : .How many organisms in the list given below are autotrophs? Lactobacillus, Nostoc, Chara, Nitrosomonas, Nitrobacter, Streptomyces, Saccharomyces, Trypanosoma, Porphyra, Wolffia (a) Four (b) Five (c) Six (d) Three

Last Answer : (c) Six

.Given below is the diagram of a bacteriophage. In which one of the options all the four parts A, B, C and D are correct? A B C D (a) Tail fibres Head Sheath Collar (b) Sheath Collar Head Tail fibres (c) Head Sheath Collar Tail fibres (d) Collar Tail fibres Head Sheath

Description : .Given below is the diagram of a bacteriophage. In which one of the options all the four parts A, B, C and D are correct? A B C D (a) Tail fibres Head Sheath Collar (b) Sheath Collar Head Tail fibres (c) Head Sheath Collar Tail fibres (d) Collar Tail fibres Head Sheath

Last Answer : (c) Head Sheath Collar Tail fibres

You have been selected in all the four professions given below. Where would you like to go? Options: A) Teacher B) Police C) Army D) Bank

Description : You have been selected in all the four professions given below. Where would you like to go? Options: A) Teacher B) Police C) Army D) Bank

Last Answer : A) Teacher 

Given below are two premises, with four conclusions drawn from them (taking singly or together); which conclusions are validly drawn ? Select the correct answer from the codes given below : Premises : (i) All bats are mammals. (ii) Birds are not bats. Conclusions : (a) Birds are not mammals. (b) Bats are not birds. (c) All mammals are bats. (d) Some mammals are bats. Codes : (A) (a), (b) and (d) (B) (b) and (d) (C) (a) and (c) (D) (b), (c) and (d)

Description : Given below are two premises, with four conclusions drawn from them (taking singly or together); which conclusions are validly drawn ? Select the correct answer from the codes given below : Premises : (i) All bats are mammals. (ii) Birds are ... B) (b) and (d) (C) (a) and (c) (D) (b), (c) and (d)

Last Answer : Answer: B

Given below are two premises and four conclusions drawn from those premises. Select the code that expresses conclusion drawn validly from the premises (separately or jointly). Premises: (a) All dogs are mammals. (b) No cats are dogs. Conclusions: (i) No cats are mammals (ii) Some cats are mammals. (iii) No Dogs are cats (iv) No dogs are non-mammals. Codes: (A) (i) only (B) (i) and (ii) (C) (iii) and (iv) (D) (ii) and (iii)

Description : Given below are two premises and four conclusions drawn from those premises. Select the code that expresses conclusion drawn validly from the premises (separately or jointly). Premises: (a) All dogs are mammals. (b) No cats are ... ) (i) and (ii) (C) (iii) and (iv) (D) (ii) and (iii)

Last Answer : Answer: C

The number of students in four classes A, B, C, D and their respective mean marks obtained by each of the class are given below : Image The combined mean of the marks of four classes together will be : (A) 32 (B) 50 (C) 20 (D) 15

Description : The number of students in four classes A, B, C, D and their respective mean marks obtained by each of the class are given below :   The combined mean of the marks of four classes together will be : (A) 32 (B) 50 (C) 20 (D) 15 

Last Answer : Answer: A

Suppose there are four processes in execution with 12 instances of a Resource R in a system. The maximum need of each process and current allocation are given below: Image With reference to current allocation, is system safe? If so, what is the safe sequence? (A) No (B) Yes, P1 P2 P3 P4 (C) Yes, P4 P3 P1 P2 (D) Yes, P2 P1 P3 P4

Description : Suppose there are four processes in execution with 12 instances of a Resource R in a system. The maximum need of each process and current allocation are given below: With reference to current allocation, is system safe? If so, ... B) Yes, P1 P2 P3 P4 (C) Yes, P4 P3 P1 P2 (D) Yes, P2 P1 P3 P4

Last Answer : (C) Yes, P4 P3 P1 P2

A list of species having the formula of `XZ_(4)` is given below `XeF_(4), SF_(4), SiF_(4), BF_(4)^(-), BrF_(4)^(-), [Cu(NH_(3))4]^(2+),[FeCl_(4)]^(2-)

Description : A list of species having the formula of `XZ_(4)` is given below `XeF_(4), SF_(4), SiF_(4), BF_(4)^(-), BrF_(4)^(-), [Cu(NH_(3))4]^(2+),[FeCl_(4)]^(2-)

Last Answer : A list of species having the formula of `XZ_(4)` is given below `XeF_(4), SF_(4), SiF_ ... the total number of species having a square planar shape is

Find the back bearing of the following lines having fore bearing as given below: (i) PQ = N 55° 0' E (ii) EF == 280° 0' (iii) CD = S 58° 30' W (iv) OM= 180° 0'

Description : Find the back bearing of the following lines having fore bearing as given below: (i) PQ = N 55° 0' E (ii) EF == 280° 0' (iii) CD = S 58° 30' W (iv) OM= 180° 0'

Last Answer : i) F.B OF PQ = N 55°0 ’ E  B.B Of PQ = S 55°0 ’W  ii) F.B. Of EF = 280°0 ’   B.B OF EF = F.B -180°= 280°0 ’ -180° = 100°0 ’  iii) F.B OF CD = S 58°30’W  B.B OF CD = N 58°30’ E  iv) F.B OF GH = 180°  B.B OF GH = F.B -180°=180°-180°= 0°

What is the difference between mitosis and meiosis?

Description : What is the difference between mitosis and meiosis?

Last Answer : Answer: Mitosis and meiosis are two types of cell division. Mitosis is the process by which a single cell divides into two identical daughter cells, each with the same number of chromosomes as ... cell division that is involved in the production of gametes (sperm and eggs) for sexual reproduction.

What is the difference between mitosis and meiosis?

Description : What is the difference between mitosis and meiosis?

Last Answer : Mitosis and meiosis are two distinct processes involved in cell division, but they have different purposes and outcomes. Here's a summary of the main differences between mitosis and meiosis: 1 ... These processes play crucial roles in maintaining the stability and diversity of life forms on Earth.

What is meiosis?

Description : What is meiosis?

Last Answer : Meiosis is a type of cell division that occurs in sexually reproducing organisms. It is a fundamental process in biology that leads to the production of gametes (sex cells), such as ... that offspring inherit a diverse set of genes from their parents, promoting adaptability and evolutionary success.