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22 January 2021 20:16

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
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22 January 2021 19:29

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
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22 January 2021 18:23

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
ثقافية📚 ، برمجية♻️ ، هادفه⚠️ ]
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22 January 2021 14:10

1. (to let the cat out of the bag)
to reveal or tell a secret or a surprise by accident.

2. (to look down upon)
to consider someone or something as not important.

3. (to lose one's head)
to become confused or overly emotional about someone or something.

4. (to make no difference)
not to matter to someone.

5. (to make room for)
to provide space for someone or something.

6. (to put on weight)
to gain weight; to get fat.

7. (to rains cats and dogs)
raining very heavily.

8. (to run errands)
to take a short trip to do a specific thing.

9. (to run out of)
Exhaust a supply or quantity of something.

10. (to serve one right)
you deserve the punishment that you received.

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22 January 2021 14:10

⭕️Pick and Pick up.

🔴(a) Pick.

❌Don't say: We picked up flowers in the garden.

✔️Say: We picked flowers in the garden.

🔴(b) Pick up.

❌Don't say: The naughty boy picked a stone.

✔️Say: The naughty boy picked up a stone.

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22 January 2021 14:10

⭕️Tear and Tear up.

🔴(a) Tear.

❌Don't say: John tore up his coat on a nail.

✔️Say: John tore his coat on a nail.

🔴(b) Tear up.

❌Don't say: Philip was angry and tore the letter.

✔️Say: Philip was angry and tore up the letter.

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22 January 2021 14:10

⭕️Hanged and Hung.

🔴(a) Hanged.

❌Don't say: No-one has been hung in Britain since 1964.

✔️Say: No-one has been hanged in Britain since 1964.

🔴(b) Hung.

❌Don't say: We hanged the picture on the wall.

✔️Say: We hung the picture on the wail.

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22 January 2021 14:10

⭕️Rise and Raise.

🔴(a) Rise.

❌Don't say: Val raises very early in the morning.

✔️Say: Val rises very early in the morning.

🔴(b) Raise.

❌Don't say: She rose their salaries too often.

✔️Say: She raised their salaries too often.

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22 January 2021 14:10

⭕️Lie and Lay.

🔴(a) Lie.

❌Don't say: I'm going to lay down for an hour.

✔️Say: I'm going to lie down for an hour.

🔴(b) Lay.

❌Don't say: Please lie the exam papers on the desk.

✔️Say: Please lay out the exam papers on the desk.

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22 January 2021 14:10

⭕️Say and Tell.

❌Don't say: He told, 'I will/ll go home.' He told that he'd go home.

✔️Say: He said, 'I will/'ll go home.' He said that he'd go home.

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19 January 2021 18:57

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
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19 January 2021 18:50

My Mood 💞
VOCABULARY

Thorough

thor‧ough /ˈθʌrə $ ˈθʌroʊ, ˈθʌrə/ adjective

✏️Word Family:

▪Noun: Thoroughness

▪Adverb: Thoroughly

✏️Definition: being all that is needed; complete

✏️Examples:

a. The police made a thorough search of the house after the crime had been reported.

b. My science teacher praised Sandy for doing a thorough job of cleaning up the lab.

c. Mom decided to spend the day in giving the basement a thorough cleaning.

Phya

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19 January 2021 18:46

#Solved____MCQS for all

#Q When Earth day celebrated first time?
A. 22, April 2005
B. 22, April 1998
C. 22, April 1969
D. 22, April 1970✓

#Q Who is the writer of the famous Turkish drama “Dirilis Ertugrul”?
A. Mehmat-Bozdag✓
B. Egin-Altan-Duzyatan
C. Burak-Ozcivit
D. Aktolgali

#Q In 1831, the presence of nucleus in the cells was reported by__________?
A. Robert Koch
B. Robert Hooke
C. Robert Mug Abe
D. Robert Brown✓

#Q The term ‘Computer’ is derived from__________?
A. Latin
B. German
C. French
D. Arabic

#Q SI unit of time is_________?
A. second✔️
B. kilo gram
C. meter
D. volt

#Q Atlas Mountain is found in__________?
A. Niger
B. Congo
C. Morocco✔️
D. Italy

#Q Plasma is used in_________________?
A. Fluorescent bulb
B. Neon signs
C. Lasers
D. All of these✔️

#Q Diamond is a very expensive ornament. It is composed of a single element _______?
A. Carbon✔️
B. Gold
C. Silver
D. Platinum
E. None of these

#Q The largest part of the human brain is _______?
A. Medulla oblongata
B. Cerebellum
C. Cerebrum✔️
D. None of these

#Q The theory of Expanding Universe was first propounded by____________?
A. Einstein
B. Newton
C. Gahleo
D. Hubble✓

#Q A device that converts mechanical energy into electric energy is called_______?
A. Motor.
B. Transformer.
C. Coil.
D. Generator✓

#Q The scientific study of teeth is called ________?
A. Odontology✔️
B. Ornithology
C. Orthoepy
D. Pedagogy

#Q Keeping of Birds Called___________?
A. Apiculture
B. Aviculture✔️
C. Viniculture
D. Viticulture

#Q Ozone depletion occurs commonly due to_______________?
A. Carbon dioxide
B. CFC's✔️
C. UV rays
D. Deforestation

#Q Dry ice is the common name of________?
A. Solid oxygen
B. Solid carbon dioxide✔️
C. Solid hydrogen
D. Solid nitrogen

#Q The study of atmosphere is called__________?
A. Geology
B. Pedology
C. Cosmology
D. Meteorology✔️
E. I want to know

#Q World population day is celebrated on___________?
A. 11th June
B. 11th May
C. 11th July✔️
D. None of these

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17 January 2021 18:37

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
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17 January 2021 17:59

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
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22 January 2021 19:49

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
ثقافية📚 ، برمجية♻️ ، هادفه⚠️ ]
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22 January 2021 18:45

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
ثقافية📚 ، برمجية♻️ ، هادفه⚠️ ]
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22 January 2021 14:10

🔵To sit on the fence🔵

📌= to be uncommitted or undecided

📌= to remain neutral on a certain topic

📌= to not have a stance or open opinion about a topic

📌= to be unable or unwilling to commit oneself to one side of an argument or dispute


🔵Example sentences:

📍The politician did not commit himself to either side of the reporter’s controversial question.

📍He just sat on the fence so as not to lose votes from either side.

📍You can’t sit on the fence any longer you must choose whose side you are on.

📍You have to choose whether you support the candidate or not.

📍You can’t sit on the fence right now, you must vote!

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22 January 2021 14:10

⭕️Deal with and Deal in.

🔴(a) Deal with.

❌Don't say: This book deals in common errors.

✔️Say: This book deals with common errors.

🔴(b) Deal in.

❌Don't say: A bookseller deals with books.

✔️Say: A bookseller deals in books.
To deaf with means to have to do with, to deal in means.

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22 January 2021 14:10

⭕️Grow and Grow up.

🔴(a) Grow.

❌Don't say: These flowers grow up very quickly.

✔️Say: These flowers grow very quickly.

🔴(b) Grow up.

❌Don't say: When I grow I'll be a doctor.

✔️Say: When I grow up I'll be a doctor.

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22 January 2021 14:10

⭕️Wear and Put on.

🔴(a) Wear.

❌Don't say: Kathy always puts on black shoes.

✔️Say: Kathy always wears black shoes.

🔴(b) Put on.

❌Don't say: I wear my clothes in the morning.

✔️Say: I put on my clothes in the morning.

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22 January 2021 14:10

⭕️Stay and Remain.

🔴(a) Stay.

❌Don't say: We remained in a very good hotel.

✔️Say: We stayed in a very good hotel.

🔴(b) Remain.

❌Don't say: Not many figs have stayed on the tree.

✔️Say: Not many figs have remained on the tree.

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22 January 2021 14:10

⭕️Sit and Seat.

🔴(a) Sit.

❌Don't say: We seat at a desk to write a letter.

✔️Say: We sit at a desk to write a letter.

🔴(b) Seat.

❌Don't say: He sat the passengers one by one.

✔️Say: He seated the passengers one by one.

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22 January 2021 14:10

⭕️Make and Do.

🔴(a) Make.

❌Don't say: The carpenter did a large table.

✔️Say: The carpenter made a large table.

🔴(b) Do.

❌Don't say: You must make your work carefully.

✔️Say: You must do your work carefully.

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20 January 2021 23:23

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
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19 January 2021 18:52

41. Competition between species will be greatest if they attempt to occupy the same
A. Ecosystem
B. Community
C. Habitat
D. Niche
Hide Answer

Answer: Option D

42. In most ecosystems, the greatest amount of energy flows through the
A. Secondary consumers
B. Herbivores
C. Carnivores
D. Decomposers
Hide Answer

Answer: Option B

43. Which of the following relationship is NOT an example of symbiosis?
A. Rhizobium and leguminous plants
B. Marchantia sporophyte and gametophyte
C. Algae and fungi in a lichen
D. Mycorrhizal fungi and tree roots
Hide Answer

Answer: Option B

44. Animals with the greatest number of similarities are grouped together in a/an
A. Phylum
B. Family
C. Genus
D. Order
Hide Answer

Answer: Option C

45. The one which is present in all aerobic species
A. Cytochrome c
B. Cytochrome a
C. Cytochrome a3
D. Cytochrome b
Hide Answer

Answer: Option A

46. The structure which has been formed or modified from gill pouches in humans is
A. Gills
B. Eustachian tube
C. Middle ear
D. Lungs
Hide Answer

Answer: Option B

47. The first eukaryotes appeared about __ years ago
A. 1.5 billion
B. 2.5 billion
C. 3.5 billion
D. 4.5 billion
Hide Answer

Answer: Option A

http://wa.me/923109553712

48. According to Lamarck evolution occurred as the result of
A. Natural selection
B. The theory of recapitulation
C. Inheritance of acquired characters
D. Overproduction
Hide Answer

Answer: Option C

49. The disease in which transmembrane carrier for the chloride ion is not produced is
A. Hypercholesterolemia
B. Cystic fibrosis
C. Severely combined immunodeficiency syndrome
D. AIDS
Hide Answer

Answer: Option B

50. The one which can break open a plasmid ring is
A. Ligase enzyme
B. Primase enzyme
C. Restriction endonuclease
D. ATP-ase enzyme
Hide Answer

Answer: Option A


Biology Diagnostic Test MCQs

51. A genome is
A. The appearance of an individual
B. Genetic basis of few characters
C. Full set of genes of an individual
D. All of these
Hide Answer

Answer: Option C

52. Genes will not be found in gene pairs in the
A. Muscle cell of worm
B. Uterine cells of the dog
C. Sperm cells of the frog
D. Guard cells of the leaf
Hide Answer

Answer: Option C

53. The red-green color blindness is the sex-linked recessive condition in man. A father with normal vision and a color-blind mother would expect to produce.
A. Colorblind sons and daughter with normal vision
B. Sons with normal vision and color blind daughters
C. Colorblind sons color blind daughters and daughters with normal vision
D. Sons with normal vision color blind daughter and daughters with normal vision
Hide Answer

Answer: Option A

54. Which one of the following stage precedes mitosis during cell cycle?
A. G1 phase
B. S phase
C. G2 phase
D. M phase
Hide Answer

Answer: Option C

55. Which one of the following syndrome is the result of meiotic nondisjunction?
A. Klinefelter’s syndrome
B. Turners syndrome
C. Downs syndrome
D. All of these
Hide Answer

Answer: Option D

56. Which one of the following is correct sequence of stages of prophase 1 of meiosis
A. Diakinesis diplotene pachytene leptotene zygotene
B. Zygotene leptotene pachytene diplotene diakinesis
C. Leptotene zygotene pachytene diplotene diakinesis
D. Pachytene leptotene diplotene zygotene diakinesis
Hide Answer

Answer: Option C

57. In humans the number of tetrads formed during mitosis is
A. 23
B. 46
C. 0
D. 4
Hide Answer

Answer: Option C

58. The sequence of 3 bases on tRNA which is complementary to Condon of mRNA is called
A. Gene
B. Anticodon
C. Code
D. Codon
Hide Answer

Answer: Option B

59. Which statement correctly describes the transcription of DNA?
A. It produces another DNA molecule
B. It produces mRNA
C. It is a semi conservation process
D. It occurs at the surface of ribosomes
Hide Answer

Answer: Option B

60. The basic structural unit of a chromosome is
A. The centromere
B. Nucleosome
C. Telomere
D. Histone
Hide Answer

Answer: Option B

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19 January 2021 18:48

More information ......
☆Ordinary salt ➠ NaCl
✶ baking soda ➠ NaHCO₃
✶ Wash the soda ➠ Na₂CO₃ · 10H₂O
✶ Caustic soda ➠ NaOH
✶ Suhga ➠ Na₂B₄O₇ · 10H₂O
✶ alum
➠ K₂SO₄ · Al₂ (SO₄) ₃ · 24H₂O
✶ red medicine ➠ KMnO₄
✶ Caustic potash ➠ KOH
✶ Shura ➠ KNO₃
✶ Bleach bleaching ➠ Ca (OCl) · Cl
✶ Lime water ➠ Ca (OH) ₂
✶ Gypsum ➠ CaSO₄ · 2H₂O
✶ Plaster of Paris
➠ CaSO₄ · ½H₂O

✶ limestone ➠ CaCO₃
✶ marble ➠ CaCO₃
✶ Salon ➠ NH₄Cl
✶ Laughing gas ➠ N₂O
✶ Litharge ➠ PbO
✶ Galena ➠ PbS
✶ red vermilion ➠ Pb₃O₄
✶ white lead ➠2PbCO₃ · Pb (OH) ₂
✶ salt acid ➠ HCl
✶ Shure Acid ➠ HNO₃
✶ Acarus ➠ HNO₃ + HCl (1: 3)
✶ dry ice ➠ CO₂
✶ green clasp ➠ FeSO₄ · 7H₂O
✶ Horn Silver ➠ AgCl
✶ heavy water ➠ D₂O
✶ Producer gas ➠ CO + N₂
➠ Marsh gas ➠
✶ vinegar ➠ CH₃COOH
✶ gamaxine ➠ C₆H₆Cl₆
✶ Blue Kassis ➠ CuSO₄ · 5H₂O
✶ alcohol ➠ C₂H₅OH
✶ Manda ➠ C₆H₁₀O₅
✶ Grapes juice ➠ C₆H₁₂O₆
✶ Chinese ➠ C₁₂H₂₂O₁₁
✶ Urea ➠ NH₂CONH₂
✶ benzene ➠ C₆H₆
✶ turpentine oil ➠ C₁₀H₁₆
1 Cumin seeds = cumin
2. Turmeric = Turmeric
3. Cinnamon = Cinnamon
Coriander Leaves = Coriander
5. Clove = Clove
6. Black Mustard Seeds = Rye
7. Black Pepper = Black Pepper
8. Bay Leaves = Tejpal
9. Cardamom = Cardamom
10. Fenugreek = Dana Fenugreek
11. Asafoetida = asafoetida
12. Fennel Seeds = Fennel
13. Curry Leaves = Hard Leaf
14. Poppy Seeds = Poppy
15. Seasame Seeds = Mole
16. Watermelon Seeds = Magazine
17. Dry Mango Powder = Amchoor
18. Carom Seeds = Celery
19. Garlic = Garlic
20. Nutmeg = nutmeg

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17 January 2021 18:56

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
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17 January 2021 18:17

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
ثقافية📚 ، برمجية♻️ ، هادفه⚠️ ]
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17 January 2021 17:38

▪️@iqra42 | القرآن الكريم
▪️@English_yemen2019|أتقن الانجليزية
▪️قنوات متميزة ومحافظة ♡
[طبية💊 ،تعليمية✏️ ، دينية🌸 ،
ثقافية📚 ، برمجية♻️ ، هادفه⚠️ ]
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