What are the cells found in the egg apparatus of matured embryosac?

What are the cells found in the egg apparatus of matured embryosac?  
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Ans: Two synergids and one egg cell  
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Egg cell without synergids is found in embryosac of

Description : Egg cell without synergids is found in embryosac of

Last Answer : Egg cell without synergids is found in embryosac of – Plumbagella type

When embryosac receives two or more than two pollen tubes the sperm nucleus fusing with the egg nucleus may be derived from one pollen tube and one fusing with the polar nuclei may be derived from other pollen tube, the phenomenon is termed as

Description : When embryosac receives two or more than two pollen tubes the sperm nucleus fusing with the egg nucleus may be derived from one pollen tube and one fusing with the polar nuclei may be derived from other pollen tube, the phenomenon is termed as

Last Answer : When embryosac receives two or more than two pollen tubes the sperm nucleus fusing with the egg nucleus may be derived from one pollen tube and one fusing with the polar nuclei may be derived from other pollen tube, the phenomenon is termed as – Heterofertilization

When the diploid embryosac is formed from the cells of nucellus, it is known as

Description : When the diploid embryosac is formed from the cells of nucellus, it is known as

Last Answer : When the diploid embryosac is formed from the cells of nucellus, it is known as – Apospory

Formation of diploid embryosac from diploid vegetative structure, e.g., nucellus or integument etc., without meiosis is called: (a) Apospory (b) Apomixis (c) Diplospory (d) Adventives polyembryony

Description : Formation of diploid embryosac from diploid vegetative structure, e.g., nucellus or integument etc., without meiosis is called: (a) Apospory (b) Apomixis (c) Diplospory (d) Adventives polyembryony

Last Answer : Ans. ((a))

When a diploid embryosac is formed from a megaspore mother cell without meiosis, it is called as

Description : When a diploid embryosac is formed from a megaspore mother cell without meiosis, it is called as

Last Answer : When a diploid embryosac is formed from a megaspore mother cell without meiosis, it is called as – Diplospory

When multiple embryo develop from different embryosac it is called as

Description : When multiple embryo develop from different embryosac it is called as

Last Answer : When multiple embryo develop from different embryosac it is called as – False polyembryony

Formation of 8-nucleate embryosac by pollen grains is also called as

Description : Formation of 8-nucleate embryosac by pollen grains is also called as

Last Answer : Formation of 8-nucleate embryosac by pollen grains is also called as – Nemec phenomenon 

Nucellus and embryosac both are curved in –

Description : Nucellus and embryosac both are curved in – 

Last Answer : Nucellus and embryosac both are curved in – Amphitropus ovule

The most common type of embryosac in Angiosperms is

Description : The most common type of embryosac in Angiosperms is

Last Answer : The most common type of embryosac in Angiosperms is – Polygonum type

Golgi apparatus is absent in (a) Higher plants (b) Yeast (c) Bacteria and blue-green algae (d) Liver cells

Description : Golgi apparatus is absent in (a) Higher plants (b) Yeast (c) Bacteria and blue-green algae (d) Liver cells

Last Answer : Ans. ((c))

In majority of angiosperms, (a) egg has a filiform apparatus (b) there are numerous antipodal cells (c) reduction division occurs in the megaspore mother cells (d) a small central cell is present in that embryo sac.

Description : In majority of angiosperms, (a) egg has a filiform apparatus (b) there are numerous antipodal cells (c) reduction division occurs in the megaspore mother cells (d) a small central cell is present in that embryo sac.

Last Answer : (c) reduction division occurs in the megaspore mother cells

Cross between hybrid and recessive parent is: (a) Back cross (b) Test cross (c) Monohybrid cross (d) Dihybrid cross Ans. (b) ................................................-----------------------------------------.................................................. PMT COACHING CLASSES (Zoology+Botany) – PMT, AIIMS, MBBS,lucknow 1. Largest egg of plant kingdom belongs to: (a) Cycas (b) Pinus (c) Psidium (d) Mangfera

Description : Cross between hybrid and recessive parent is: (a) Back cross (b) Test cross (c) Monohybrid cross (d) Dihybrid cross Ans. (b) ................................................----- ... - PMT, AIIMS, MBBS,lucknow 1. Largest egg of plant kingdom belongs to: (a) Cycas (b) Pinus (c) Psidium (d) Mangfera

Last Answer : Ans. ((a))

When the embryo develops from haploid egg cell without fertilization, the phenomenon is called as

Description : When the embryo develops from haploid egg cell without fertilization, the phenomenon is called as

Last Answer : When the embryo develops from haploid egg cell without fertilization, the phenomenon is called as – Haploid parthenogenesis

Nucleotide found free in the cells is: (a) CAMP (b) AMP (c) ADP (d) ATP

Description : Nucleotide found free in the cells is: (a) CAMP (b) AMP (c) ADP (d) ATP

Last Answer : Ans. ((d))

Retort cells are found in: (a) Funaria (b) Pogonatum (c) Sphagnum (d) Porella

Description : Retort cells are found in: (a) Funaria (b) Pogonatum (c) Sphagnum (d) Porella

Last Answer : Ans. ((c))

Rod-shaped elongated thick-walled lignified dead cells found in seed coat of pulses (Legumes) are (a) Macrosciereids (b) Astrosclereids (c) Brachysclereids (d) Osteosclereids

Description : Rod-shaped elongated thick-walled lignified dead cells found in seed coat of pulses (Legumes) are (a) Macrosciereids (b) Astrosclereids (c) Brachysclereids (d) Osteosclereids

Last Answer : Ans. ((a))

What does the filiform apparatus do at the entrance into ovule? (a) It brings about opening of the pollen tube. (b) It guides pollen tube from a synergid to egg. (c) It helps in the entry of pollen tube into a synergid. (d) It prevents entry of more than one pollen tube into the embryo sac

Description : What does the filiform apparatus do at the entrance into ovule? (a) It brings about opening of the pollen tube. (b) It guides pollen tube from a synergid to egg. (c) It helps in the entry of pollen tube into a synergid. (d) It prevents entry of more than one pollen tube into the embryo sac

Last Answer : (b) It guides pollen tube from a synergid to egg.

Filiform apparatus is a characteristic feature of (a) suspensor (b) egg (c) synergid (d) zygote.

Description : Filiform apparatus is a characteristic feature of (a) suspensor (b) egg (c) synergid (d) zygote.

Last Answer : (c) synergid

In angiosperm female gametophyte is: a) Embryo b) Egg Apparatus c)Embryo sac d) synergids

Description : In angiosperm female gametophyte is: a) Embryo b) Egg Apparatus c)Embryo sac d) synergids

Last Answer : Ans: c)Embryo sac

4.A mature embryosac in angiosperm is formed from a megaspore mother cell by ------- cell divisions. (a) one mitosis and two meiosis, b)two mitosis and one meiosis, c)three mitosis and two meiosis d)three mitosis and one meiosis)

Description : 4.A mature embryosac in angiosperm is formed from a megaspore mother cell by ------- cell divisions. (a) one mitosis and two meiosis, b)two mitosis and one meiosis, c)three mitosis and two meiosis d)three mitosis and one meiosis)

Last Answer : d)three mitosis and one meiosis)

What is the law of evaporation of water from plant cells ?

Description : What is the law of evaporation of water from plant cells ?

Last Answer : Perspiration is the process by which water evaporates from a plant cell.

What are the totiptent stem cells of plants ?

Description : What are the totiptent stem cells of plants ?

Last Answer : : Totiptent stem is the type of cell from which it is possible to produce plant seedlings directly.

How many types of cells ?

Description : How many types of cells ?

Last Answer : There are two main types of cells based on the type of nucleus. Namely: (1) stem cell. (2) The actual cell.

Consider the following statement: (1) In plant cells, cytokinesis start with the formation of the phragmoplast (2) Phragmoplast comprises intrazonal microtubules and Golgi vesicles (3) Primary cell wall is produced by microtubules (4) Phragmoplast is formed by nucleus

Description : Consider the following statement: (1) In plant cells, cytokinesis start with the formation of the phragmoplast (2) Phragmoplast comprises intrazonal microtubules and Golgi vesicles (3) Primary cell wall is produced by microtubules (4) Phragmoplast is formed by nucleus

Last Answer : Ans. ((a))

With reference to plant tissue culture select the matching pair: (1) Sterile triploid—banana and seedless fruit (2) Somaclonal variations—differences appearing (3) Embryoids—non-zygatic embryo produced from somatic cells (4) Pulses—belong to cruciferae

Description : With reference to plant tissue culture select the matching pair: (1) Sterile triploid—banana and seedless fruit (2) Somaclonal variations—differences appearing (3) Embryoids—non-zygatic embryo produced from somatic cells (4) Pulses—belong to cruciferae

Last Answer : Ans. ((a))

Abscission layer developed during leaf fall is made of: (a) Cork cells (b) Sclerenchymatous cells (c) Sclerenchymatous cells (d) Parenchymatous cells

Description : Abscission layer developed during leaf fall is made of: (a) Cork cells (b) Sclerenchymatous cells (c) Sclerenchymatous cells (d) Parenchymatous cells

Last Answer : Ans. ((d))

The specific characters of C4 plant is: (a) Bulliform cells (b) Kranz anatomy (c) Parallel venation (d) Isobilateral leaf

Description : The specific characters of C4 plant is: (a) Bulliform cells (b) Kranz anatomy (c) Parallel venation (d) Isobilateral leaf

Last Answer : Ans. ((b))

Haploid cells belong to: (a) Integument, pollen grain, endosperm (b) Embryo, endosperm and pollen grain (c) Megaspore, pollen grain, antipodal (d) Integument, pollen grain and antipodal

Description : Haploid cells belong to: (a) Integument, pollen grain, endosperm (b) Embryo, endosperm and pollen grain (c) Megaspore, pollen grain, antipodal (d) Integument, pollen grain and antipodal

Last Answer : Ans. ((c))

Tyloses are: (a) Lactiferous channels (b) Secretory cells (c) Sieve plates (d) Tracheal plugs plugging the lumen of vessels and tracheids

Description : Tyloses are: (a) Lactiferous channels (b) Secretory cells (c) Sieve plates (d) Tracheal plugs plugging the lumen of vessels and tracheids

Last Answer : Ans. ((d))

In the secondary culture, cells are obtained from a. primary culture b. the organism c. organ culture d. phenotypic culture

Description : In the secondary culture, cells are obtained from a. primary culture b. the organism c. organ culture d. phenotypic culture

Last Answer : a. primary culture

Callus is a. Tissue that forms embryo b. An insoluble carbohydrate c. Tissue that grows to form embryoid d. Unorganized actively dividing mass of cells maintained in cultured

Description : Callus is a. Tissue that forms embryo b. An insoluble carbohydrate c. Tissue that grows to form embryoid d. Unorganized actively dividing mass of cells maintained in cultured

Last Answer : d. Unorganized actively dividing mass of cells maintained in cultured

In Dracaena, the cambium arises from the cells of

Description : In Dracaena, the cambium arises from the cells of

Last Answer : In Dracaena, the cambium arises from the cells of - parenchyma outside the outermost vascular bundles

The living cells having thickening at the corners due to deposition of pectin are known as

Description : The living cells having thickening at the corners due to deposition of pectin are known as

Last Answer : The living cells having thickening at the corners due to deposition of pectin are known as – Collenchyma cells.

When embryo arises directly from the (2n) sporophytic cells like nucellus or integuments it is called as

Description : When embryo arises directly from the (2n) sporophytic cells like nucellus or integuments it is called as

Last Answer : When embryo arises directly from the (2n) sporophytic cells like nucellus or integuments it is called as – Adventive embryony

When polyembryony is due to activation of some sporophytic cells of ovule, it is called as

Description : When polyembryony is due to activation of some sporophytic cells of ovule, it is called as

Last Answer : When polyembryony is due to activation of some sporophytic cells of ovule, it is called as – Adventive polyembryony

Cells of aleurone layer function for

Description : Cells of aleurone layer function for

Last Answer : Cells of aleurone layer function for – hydrolyzing the food material of seeds

In cereals, the layer containing specialized cells filled with starch are called

Description : In cereals, the layer containing specialized cells filled with starch are called

Last Answer : In cereals, the layer containing specialized cells filled with starch are called – Aleuron layer

Whent the subsidiary or neighboring cells have a common origin with the guard cells such type of stomata ontogeny is called as –

Description : Whent the subsidiary or neighboring cells have a common origin with the guard cells such type of stomata ontogeny is called as –

Last Answer : Whent the subsidiary or neighboring cells have a common origin with the guard cells such type of stomata ontogeny is called as – Mesogenous development

In roots, mitotically and metabolically inactive cells that are positioned just behind the root cap are called as

Description : In roots, mitotically and metabolically inactive cells that are positioned just behind the root cap are called as

Last Answer :  In roots, mitotically and metabolically inactive cells that are positioned just behind the root cap are called as – Quiescent center

Differentiate laticiferous vessels and cells.

Description : Differentiate laticiferous vessels and cells.

Last Answer : Ans: laticiferous cell is smaller, less efficient and coenocyte. Laticiferous vessel is formed by the union of latex cells. It is more efficient and called as syncytium.

What are bulliform cells? What is their role?

Description : What are bulliform cells? What is their role?

Last Answer : Ans: Specialised larger epidermal cells seen in the upper epidermis of grass leaves which store water are called as bulliform cells or motor cells. They help in rolling and unrolling of lamina. 

Who discovered living cells? Name the first discovered living organism

Description : Who discovered living cells? Name the first discovered living organism  

Last Answer : Ans: Leeuwenhoek, Bacteria 

What is a subtle but important realization you've had as you've matured?

Description : What is a subtle but important realization you've had as you've matured?

Last Answer : people care less every year

What is a matured moral attitude?

Description : What is a matured moral attitude?

Last Answer : I think of someone like my grandpa who could accept people as they are, for the most part without feeling bristly if their morals differed from his. It’s something I hope to have someday but I’m still in the stage of, Do as I say and not as I’ve done.

What event(s) in your life matured you considerably in one fell swoop?

Description : What event(s) in your life matured you considerably in one fell swoop?

Last Answer : When I was transferred from public to private school. There was impossible standards at that school. Their graduation requirements were twice that of the state's. It really pushed me to became more ... Then there were the deaths in my family, which obviously caused a growth spurt in my maturity.

Why do adults bully? I can understand somewhat, why children bully and have cliques, I see it as they haven't quite matured, don't know any better, or don't know how to handle social situations etc.

Description : Why do adults bully? I can understand somewhat, why children bully and have cliques, I see it as they haven't quite matured, don't know any better, or don't know how to handle social situations etc.

Last Answer : I think you answered this one yourself: they haven’t quite matured.

Why does my healthy 10 ft. or more fig tree produces purple figs that are not matured internally?

Description : Why does my healthy 10 ft. or more fig tree produces purple figs that are not matured internally?

Last Answer : ph should be 6.0-6.5

I planted chinese cabbage and spinach, both bolted well befor they matured. Why?

Description : I planted chinese cabbage and spinach, both bolted well befor they matured. Why?

Last Answer : Need Answer

Explain in one word "which has matured prematurely" ?

Description : Explain in one word "which has matured prematurely" ?

Last Answer : Premature ripening which - "Premature ripening".

Assertion : Menarche starts around the age of puberty . Reason : After birth oocyte is matured and developed to form Graafian follicle .

Description : Assertion : Menarche starts around the age of puberty . Reason : After birth oocyte is matured and developed to form Graafian follicle .

Last Answer : Assertion : Menarche starts around the age of puberty . Reason : After birth oocyte is matured and ... D. If both Assertion & Reason are False.