Description : The capacity of the seed to germinate
Last Answer : Ans. Seed vigour/viability
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.
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
Description : Maize grain is (a) A seed (b) An embryo (c) An ovule (d) A fruit
Last Answer : Ans:(d)
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).
Description : When an ovule is fertilized it turns into? -Biology
Last Answer : answer:
Description : Are a woman's frozen eggs less viable than if those eggs are fertilized and preserved as embryos?
Last Answer : answer:Good question. I was interested enough to go and have a look at this and it seems that fertilised eggs - embryos - are much easier to freeze/thaw than unfertilised eggs. It's to do with the ... this was happening now, this method could be offered. And, given the facts of this case, should be
Description : What does embryo the cotyledon and the seed coat do?
Last Answer : Feel Free to Answer
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.
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
Description : The dormancy due to hard seed coat or impermeable seed coats
Last Answer : Ans. Scarification
Description : The emergence and development of seedlings from the seed-embryo under favourable condition
Last Answer : Ans. Germination
Description : Polyploidy level in embryo and endosperm of seed
Last Answer : Ans. 3n
Description : In the case of test tube babies (1) egg is fertilized in the uterus. (2) embryo completes its development in a test tube. (3) embryo is placed in uterus after 2 months. (4) egg is fertilized outside mother's body.
Last Answer : (3) embryo is placed in uterus after 2 months. Explanation: Prior of the implantation of the blastocyst the uterus of the recipient mother should be made ready to receive the embryo. This is ... done with the hormonal treatment. The blastocyst is introduced into the uterus by one of the two methods
Description : Adventive embryony in Citrus is due to (a) nucellus (b) integuments (c) zygotic embryo (d) fertilized egg.
Last Answer : nucellus
Description : In the case of test tube babies (1) egg is fertilized in the uterus. (2) embryo completes its development in a test tube. (3) embryo is placed in uterus after 2 months. (4) egg is fertilized outside mother’s body.
Last Answer : embryo is placed in uterus after 2 months.
Description : Progeny of a single cross fertilized heterozygous individual
Last Answer : Ans. Inbred
Description : Difference between ovule and embryo sac. -Biology
Description : Difference between ovule and embryo sac? -Biology
Description : The ovule in which embryo sac become horse shoe shaped in: (a) Amphitropous (b) Camphylotropous (c) Orthotropous (d) Anatropous Ans. (a) .................................. ... TEST SAMPLE QUESTIONS 1. Caruncle develops-from: (a) Outer integument (b) Ctyledon (c) Funiculus (d) Inner integuments
Last Answer : Ans. ((a))
Description : .In a type of apomixis known as adventive embryony, embryos develop directly from the (a) nucellus or integuments (b) zygote (c) synergids or antipodals in an embryo sac (d) accessory embryo sacs in the ovule
Last Answer : (a) nucellus or integuments
Description : Embryo sac occurs in (a) embryo (b) axis part of embryo (c) ovule (d) endosperm.
Last Answer : (c) ovule
Description : Female gametophyte of angiosperms is represented by (a) ovule (b) megaspore mother cell (c) embryo sac (d) nucellus.
Last Answer : (c) embryo sac
Description : Ovule is straight with funiculus, embryo sac, chalaza and micropyle lying on one straight line. It is (a) orthotropous (b) anatropous (c) campylotropous (d) amphitropous.
Last Answer : a) orthotropous
Description : An ovule which becomes curved so that the nucellus and embryo sac lie at right angles to the funicle is (a) hemitropous (b) campylotropous (c) anatropous (d) orthotropous.
Last Answer : (a) hemitropous
Description : Which one of the following represents an ovule, where the embryo sac becomes horse-shoe shaped and the funiculus and micropyle are close to each other? (a) Amphitropous (b) Circinotropous (c) Atropous (d) Anatropous
Last Answer : (a) Amphitropous
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.
Description : In angiosperms, functional megaspore develops into (a) embryo sac (b) ovule (c) endosperm (d) pollen sac.
Last Answer : a) embryo sac
Description : Megasporangium is equivalent to (a) nucellus (b) ovule (c) embryo sac (d) fruit
Last Answer : (b) ovule
Description : 8. Embryo sac is located inside the 1. Stigma 2. Ovule 3. Micropyle 4. Style
Last Answer : Ans: Ovule
Description : Functional megaspore in an angiosperm develops into ? (1) Endosperm (2) Embryo sac (3) Embryo (4) Ovule
Last Answer : (2) Embryo sac
Description : A market consisting of single buyer of a product
Last Answer : Ans. Monosony market
Description : A small published book consisting of 24 to 48 pages
Last Answer : Ans. Bulletin
Description : Glucose + Galactose consisting of
Last Answer : Ans. Lactose
Description : Does the grass seed I cut off while cutting the grass ever germinate?
Last Answer : According to my husband who knows such things; the grass plant would to have to grow to maturity, get a ripe seed head, then the plant dies and the seed is ready and would be able to germinate. The grass would look dead and yellow, like wheat before it is harvested.
Description : If I take the seed out of the pit, would a cherry germinate now?
Last Answer : Need Answer
Description : How long does it take for a gourd seed to germinate?
Last Answer : In Pa we plant them in the spring when the danger of frost has past.......if it stays warm enough....maybe 2 or 3 weeks after planting we might see something starting.
Description : What are the requirements for a seed to germinate? -Biology
Last Answer : Temperature, moisture, air, and light conditions must be correct for seeds to germinate.
Description : A seed can germinate in the absence of (1) adequate light (2) supply of oxygen (3) suitable moisture (4) suitable temperature
Last Answer : (1) adequate light Explanation: A seed can germinate in the absence of adequate light
Last Answer : adequate light
Description : In gymnosperms, the pollen chamber represents (a) a cavity in the ovule in which pollen grains are stored after pollination (b) an opening in the megagametophyte through which the pollen tube approaches the ... pollen grains develop (d) a cell in the pollen grain in which the sperms are formed.
Last Answer : (c) the microsporangium in which pollen grains develop
Description : When does an ovule become a seed? -Biology
Description : Difference between ovule and seed. -Biology
Description : The archesporium of ovule is (a) Single celled terminal (b) Single celled central (c) Single celled hypodermal (d) Single celled lateral Ans. (c) ..................... ... formed after one fertilization (3) Seed is formed before double fertilization (4) Fruit is produced after double fertilization
Last Answer : Ans. ((c))