What does embryo the cotyledon and the seed coat do?

What does embryo the cotyledon and the seed coat do?
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A fertilized ovule consisting of intact embryo, stored food and seed-coat which is viable and has got the capacity to germinate

Description : A fertilized ovule consisting of intact embryo, stored food and seed-coat which is viable and has got the capacity to germinate

Last Answer : Ans. Seed

Coconut water from a tender coconut is (a) innermost layers of the seed coat (b) degenerated nucellus (c) immature embryo (d) free nuclear endosperm

Description : Coconut water from a tender coconut is (a) innermost layers of the seed coat (b) degenerated nucellus (c) immature embryo (d) free nuclear endosperm

Last Answer : (d) free nuclear endosperm.

Selaginella and Salvinia are considered to represent a significant step toward evolution of seed habit because (a) female gametophyte is free and gets dispersed like seeds (b) female gametophyte lacks archegonia (c) megaspores possess endosperm and embryo surrounded by seed coat (d) embryo develops in female gametophyte which is retained on parent sporophyte.

Description : Selaginella and Salvinia are considered to represent a significant step toward evolution of seed habit because (a) female gametophyte is free and gets dispersed like seeds (b) female gametophyte ... by seed coat (d) embryo develops in female gametophyte which is retained on parent sporophyte.

Last Answer : (b) female gametophyte lacks archegonia

The embryo in sunflower has (a) two cotyledons (b) many cotyledons (c) no cotyledon (d) one cotyledon

Description : The embryo in sunflower has (a) two cotyledons (b) many cotyledons (c) no cotyledon (d) one cotyledon

Last Answer : a) two cotyledons

In a cereal grain the single cotyledon of embryo is represented by (a) coleoptile (b) coleorhiza (c) scutellum (d) prophyll.

Description : In a cereal grain the single cotyledon of embryo is represented by (a) coleoptile (b) coleorhiza (c) scutellum (d) prophyll.

Last Answer : (c) scutellum

The wheat grain has an embryo with one large, shield shaped cotyledon known as (a) scutellum (b) coleoptile (c) epiblast (d) coleorhiza.

Description : The wheat grain has an embryo with one large, shield shaped cotyledon known as (a) scutellum (b) coleoptile (c) epiblast (d) coleorhiza.

Last Answer : (a) scutellum

In Mendel’s experiments with garden pea, round seed shape (RR) was dominant over wrinkled seeds (rr), yellow cotyledon (YY) was dominant over green cotyledon (yy). What are the expected phenotypes in the F2 generation of the cross RRYY × rryy? (a) Round seeds with yellow cotyledons, and wrinkled seeds with yellow cotyledons (b) Only round seeds with green cotyledons (c) Only wrinkled seeds with yellow cotyledons (d) Only wrinkled seeds with green cotyledons

Description : In Mendel's experiments with garden pea, round seed shape (RR) was dominant over wrinkled seeds (rr), yellow cotyledon (YY) was dominant over green cotyledon (yy). What are the ... green cotyledons (c) Only wrinkled seeds with yellow cotyledons (d) Only wrinkled seeds with green cotyledons

Last Answer : (d) Only wrinkled seeds with green cotyledons

The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons? (a) Cotyledon (b) Endosperm (c) Aleurone layer (d) Plumule

Description : The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons? (a) Cotyledon (b) Endosperm (c) Aleurone layer (d) Plumule

Last Answer : (a) Cotyledon

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))

The dormancy due to hard seed coat or impermeable seed coats

Description : The dormancy due to hard seed coat or impermeable seed coats

Last Answer : Ans. Scarification

The seeds of certain plants fail to germinate if they do not pass through the digestive tract of fruit-eating birds. This is due to - (1) hibernation (2) seed coat impermeability (3) infertility (4) vegetative reproduction

Description : The seeds of certain plants fail to germinate if they do not pass through the digestive tract of fruit-eating birds. This is due to - (1) hibernation (2) seed coat impermeability (3) infertility (4) vegetative reproduction

Last Answer : (2) seed coat impermeability Explanation: A dormant seed is one that is unable to germinate in a specified period of time under a combination of environmental factors that are ... to prevent germination during unsuitable ecological conditions, but the probability of seedling survival is low.

According to Mendelism, which character shows dominance? (a) Terminal position of flower (b) Green colour in seed coat (c) Wrinkled seeds (d) Green pod colour

Description : According to Mendelism, which character shows dominance? (a) Terminal position of flower (b) Green colour in seed coat (c) Wrinkled seeds (d) Green pod colour

Last Answer : (d) Green pod colour

Seed coat is not thin, membranous in (a) groundnut (b) gram (c) maize (d) coconut.

Description : Seed coat is not thin, membranous in (a) groundnut (b) gram (c) maize (d) coconut.

Last Answer : (d) coconut.

By which action a seed coat becomes permeable to water? (a) Scarification (b) Stratification (c) Vernalization (d) All of these

Description : By which action a seed coat becomes permeable to water? (a) Scarification (b) Stratification (c) Vernalization (d) All of these

Last Answer : (a) Scarification

The seeds of certain plants fail to germinate if they do not pass through the digestive tract of fruit-eating birds. This is due to (1) hibernation (2) seed coat impermeability (3) infertility (4) vegetative reproduction

Description : The seeds of certain plants fail to germinate if they do not pass through the digestive tract of fruit-eating birds. This is due to (1) hibernation (2) seed coat impermeability (3) infertility (4) vegetative reproduction 

Last Answer : seed coat impermeability

Write two precautions to be taken while identifying different parts of an embryo of a dicot seed. -Science

Description : Write two precautions to be taken while identifying different parts of an embryo of a dicot seed. -Science

Last Answer : (i) The slide should be properly focused. (ii) Slide should be observed first under low-power magnification and then under high-power magnification of the compound microscope.

why the seed has an embryo and not zygote? -Biology

Description : why the seed has an embryo and not zygote? -Biology

Last Answer : answer:

why the seed has an embryo and not zygote? -Biology

Description : why the seed has an embryo and not zygote? -Biology

Last Answer : answer:

What precautions will you take while doing the study of different parts of an embryo of a dicot seed?

Description : What precautions will you take while doing the study of different parts of an embryo of a dicot seed?

Last Answer : What precautions will you take while doing the study of different parts of an embryo of a dicot seed?

The emergence and development of seedlings from the seed-embryo under favourable condition

Description : The emergence and development of seedlings from the seed-embryo under favourable condition

Last Answer : Ans. Germination

Polyploidy level in embryo and endosperm of seed

Description : Polyploidy level in embryo and endosperm of seed

Last Answer : Ans. 3n

Maize grain is (a) A seed (b) An embryo (c) An ovule (d) A fruit

Description : Maize grain is (a) A seed (b) An embryo (c) An ovule (d) A fruit

Last Answer : Ans:(d)

Dormancy of seed is a biological mechanisms that provides protection against ______: a. Seed spoilage b. Embryo abortion c. Pre mature germination d. Dehydration

Description : Dormancy of seed is a biological mechanisms that provides protection against ______: a. Seed spoilage b. Embryo abortion c. Pre mature germination d. Dehydration

Last Answer : Pre mature germination

The nutritive tissue around the embryo in seed is a. Endosmosis b. Endodermis c. Endosperm d. Embryo-sac

Description : The nutritive tissue around the embryo in seed is a. Endosmosis b. Endodermis c. Endosperm d. Embryo-sac

Last Answer : Endosperm

Ripened ovary is called as: a. Flower b. Seed c. Fruit d. Embryo

Description : Ripened ovary is called as: a. Flower b. Seed c. Fruit d. Embryo

Last Answer : Fruit

Salient factors which contribute to the fruit drop are: a. Embryo abortion b. Seed number of fruit c. Moisture supply d. All of the above

Description : Salient factors which contribute to the fruit drop are: a. Embryo abortion b. Seed number of fruit c. Moisture supply d. All of the above

Last Answer : All of the above

The plant parts which consist of two generations- one within the other (1) pollen grains inside the anther (2) germinated pollen grain with two male gametes (3) seed inside the fruit (4) embryo sac inside the ovule (a) (1) only (b) (1), (2), and (3) (c) (3) and (4)

Description : The plant parts which consist of two generations- one within the other (1) pollen grains inside the anther (2) germinated pollen grain with two male gametes (3) seed inside the fruit (4) embryo sac inside the ovule (a) (1) only (b) (1), (2), and (3) (c) (3) and (4)

Last Answer : (d) (1) and (4).

Endosperm is consumed by developing embryo in the seed of (a) pea (b) maize (c) coconut (d) castor.

Description : Endosperm is consumed by developing embryo in the seed of (a) pea (b) maize (c) coconut (d) castor.

Last Answer : (a) pea

Top-shaped multiciliate male gametes and the mature seed which bears only one embryo with two cotyledons, are characterised features of (a) cycads (b) conifers (c) polypetalous angiosperms (d) gamopetalous angiosperms.

Description : Top-shaped multiciliate male gametes and the mature seed which bears only one embryo with two cotyledons, are characterised features of (a) cycads (b) conifers (c) polypetalous angiosperms (d) gamopetalous angiosperms.

Last Answer : (a) cycads

Write two precautions to be taken while identifying different parts of an embryo of a dicot seed.

Description : Write two precautions to be taken while identifying different parts of an embryo of a dicot seed.

Last Answer : Answer. (i) The slide should be properly focused. (ii) Slide should be observed first under low-power magnification and then under high-power magnification of the compound microscope.

5.Scutellum, coleoptile, coleorhiza and epiblast are part of ---------------- . (a)Dicot embryo, b)Grass embryo, c)Castor seed, d)bean seed)

Description : 5.Scutellum, coleoptile, coleorhiza and epiblast are part of ---------------- . (a)Dicot embryo, b)Grass embryo, c)Castor seed, d)bean seed)

Last Answer : b)Grass embryo,

Occurrence of more than one embryo in a seed is known as: a) Polyembryony b) parthenocarpy c) Apomixis d) Embryogeny

Description : Occurrence of more than one embryo in a seed is known as: a) Polyembryony b) parthenocarpy c) Apomixis d) Embryogeny

Last Answer : Ans: a) Polyembryony

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Description : plant Lewisia cotyledon

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Description : What is the function of the cotyledon? -Biology

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What is a cotyledon on a plant? -Biology

Description : What is a cotyledon on a plant? -Biology

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Description : Where is the cotyledon on a young corn plant? -Biology

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Description : Role of the cotyledon in the germination process. -Biology

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Description : Why is the cotyledon necessary to a young plant? -Biology

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Description : After germination what happens to the cotyledon in monocots. -Biology

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$ Single cotyledon of monocots is called Scutellum ! Monocots show secondary growth.

Description : $ Single cotyledon of monocots is called Scutellum ! Monocots show secondary growth.

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Cotyledon of maize grain is called (a) coleoptile (b) scutellum (c) plumule (d) coleorhiza.

Description : Cotyledon of maize grain is called (a) coleoptile (b) scutellum (c) plumule (d) coleorhiza.

Last Answer : (b) scutellum

The morphological nature of the edible part of coconut is (a) cotyledon (b) endosperm (c) pericarp (d) perisperm.

Description : The morphological nature of the edible part of coconut is (a) cotyledon (b) endosperm (c) pericarp (d) perisperm.

Last Answer : (b) endosperm

The morphological nature of the edible part of coconut is: (1) Cotyledon (2) Endosperm (3) Pericarp (4) Perisperm

Description : The morphological nature of the edible part of coconut is: (1) Cotyledon (2) Endosperm (3) Pericarp (4) Perisperm

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