Description : A class of vertebrates in which both fertilization and development is external is
Last Answer : Pisces/Amphibians.
Description : Type of fertilization (external or internal) depends on-
Last Answer : Type of fertilization (external or internal) depends on- A. Structure of egg B. Site of embryo development C. Type of sperm D. 1 and 2 both
Description : Do swans have internal or external fertilization?
Last Answer : Swans have internal fertilization.
Description : In which one of the following the genus name, its two characters and its class/phylum are correctly matched? (a) Ascaris (i) Body segmented Annelida (ii) Males and females distinct (b) ... hair (ii) Oviparous (d) Aurelia (i) Cnidoblasts Coelenterata (ii) Organ level of organization
Last Answer : (a) Ascaris (i) Body segmented Annelida (ii) Males and females distinct
Description : Which one of the following phyla is correctly matched with its two general characteristics? (a) Echinodermata - pentamerous radial symmetry and mostly internal fertilization (b) Mollusca - normally ... Chordata - notochord at some stage and separate anal and urinary openings to the outside.
Last Answer : (c) Arthropoda - body divided into head, thorax and abdomen and respiration by tracheae
Description : Fertilization and development in class Pisces is
Last Answer : external.
Description : Mechanical digestion is the fragmentation of food aided by specialized physical structures, such as teeth, previous to extracellullar digestion. The mechanical fragmentation of food helps digestive ... there are mandibles and chewing muscles to triturate food previous to the chemical digestion.
Last Answer : Concerning extracellular digestion what is meant by chemical digestion?
Description : External fertilization occurs in animals , which
Last Answer : External fertilization occurs in animals , which A. Lay eggs on land B. Lay eggs in water C. Oviparous D. Viviparous
Description : Why is external fertilization unusual for animals that live away from water?
Last Answer : hello
Description : What is meant by internal fertilization?
Last Answer : Fertilisation taking place inside the body of the organism is called internal fertilisation. Ex: Tortoise, snake, crocodile etc.
Description : In which class of vertebrates pneumatic bones are found? Mention any one of its advantage.
Last Answer : Pneumatic bones are found in class aves. It makes the body very light and fly without friction
Description : Which is the chordate class considered an evidence of the transition of the vertebrates from the aquatic to the dry land environment?
Last Answer : The amphibians are totally aquatic in the larval stage and partially terrestrial animals as adults and for these facts they are considered intermediate beings in the evolutionary passage of vertebrates ... terrestrial as adults) of these animals. Frog Facts Review - Image Diversity: amphibians
Description : Development which freed land vertebrates from water was
Last Answer : Development which freed land vertebrates from water was A. Four appendages B. Lungs C. Cleidoic eggs D. Four - chambered heart
Description : Why do all vertebrates have very similar forms during development?
Last Answer : The Genes that control development in different vertebrates are only slightly different from each other
Description : Which of the following hormones is NOT correctly matched with its description? A) thymosin--aids in production of T cells B) thyroxin--needed for growth and development in vertebrates ... by removing glucose into tissues E) epinephrine--released by the adrenal medulla under stressful conditions
Last Answer : D) cortisol--lowers blood glucose level by removing glucose into tissues E) epinephrine--released by the adrenal medulla under stressful conditions
Description : Which of the following correctly explains the phenomenon of "Test Tube Bally"? (1) When every process of embryo formation is in the test tube. (2) When the embryo develops in a test tube ... is external and development is internal. (4) When the fertilisation is internal and development is external.
Last Answer : (3) When the fertilisation is external and development is internal. Explanation: Test tube baby is born from in vitro fertilization. In vitro fertilization (IVF) is a process by which an egg ... ) is then transferred to the patient's uterus with the intention of establishing a successful pregnancy.
Description : The major sources of ideas for product development comes from A. internal sources B. external sources C. product lines extension D. both a and b
Last Answer : D. both a and b
Description : Product development comes from_________ source of idea. A.internal sources B.external sources C.product extension D.both a and b Answer: D Answer
Last Answer : D.both a and b
Description : The eccentricity (e) of a hollow circular column, external diameter 25 cm, internal diameter 15 cm for an eccentric load 100 t for non-development of tension, is (A) 2.75 cm (B) 3.00 cm (C) 3.50 cm (D) 4.25 cm
Last Answer : (D) 4.25 cm
Description : As Bob runs out of shaving cream, he tries to remember what he did the last time this happened. He is engaging in: A)external search B)evoked set development C)internal search D)cognitive dissonance E)alternative evaluation
Last Answer : C)internal search
Description : Which of the following correctly explains the phenomenon of Test Tube Baby ? (1) When every process of embryo formation is in the test tube. (2) When the embryo develops in a test ... is external and development is internal. (4) When the fertilisation is internal and development is external.
Last Answer : When the fertilisation is external and development is internal.
Description : What is development of fruit without fertilization called? -Do You Know?
Last Answer : answer:
Description : Development of animal embryo from egg without fertilization is called :
Last Answer : Development of animal embryo from egg without fertilization is called : A. Parthenogenesis B. Parthenocarpy C. Apospory D. Apomixis
Description : Development of fruit without fertilization
Last Answer : Ans. Parthenocarpy
Description : Development of an egg without - fertilization is called (1) Gametogenesis (2) Parthenogenesis (3) Oogenesis (4) Metamorphosis
Last Answer : (2) Parthenogenesis Explanation: Parthenogenesis is a form of asexual reproduction in which growth and development of embryos occur without fertilization. In plants, parthenogenesis means development of an embryo from an unfertilized edd call.
Description : What is development of fruit without fertilization called?
Last Answer : Parthenocarpy
Description : The development of fruit without fertilization or seed is called as: a. Pollination b. polyembryony c. pseudogamy d. Parthenocarpy
Description : Development of an organism from female gamete/ egg without involving fertilization is (a) adventitive embryony (b) polyembryony (c) parthenocarpy (d) parthenogenesis.
Last Answer : (d) parthenogenesis.
Description : 9) The process of development of ovary into fruit without fertilization is c) parthenogenesis d) parthenocarpy c) apomixis d) Apospory
Last Answer : 9.b parthenocarpy
Description : Which of the following refers to the development of viable individuals from unfertilized eggs? a) self-fertilization b) hermaphroditic reproduction (pronounced her - MAF - ro - dit - ik) c) parthenogenesis
Last Answer : ANSWER: C -- PARTHENOGENESIS
Description : The development of an egg without fertilization by a sperm is referred to as:
Last Answer : ANSWER: PARTHENOGENESIS
Description : Development of an egg without fertilization is called (1) Gametogenesis (2) Parthenogenesis (3) Oogenesis (4) Metamorphosis
Last Answer : Parthenogenesis
Description : Which of the following vertebrates are without teeth? 1. Jawless fishes 2. Turtles and tortoises 3. Toads 4. Birds Codes: (a) 1, 2 (b) 2, 3 (c) 1, 4 (d) 2, 4
Last Answer : Ans:(c)
Description : What are the chief excretory organs of vertebrates?
Last Answer : Kidney
Description : Which sea animal is considered to be a link between the vertebrates and inverte- brates?
Last Answer : Amphioxus
Description : Which group of vertebrates has single circulation of blood?
Last Answer : Fish
Description : What are the cold-blooded vertebrates that live both on land and in water called?
Last Answer : Amphibian
Description : What are Vertebrates?
Last Answer : Animals which have backbone are called verte- brates
Description : The first vertebrates to appear on land are
Last Answer : amphibians.
Description : What was the need for vertebrates to evolve from oviparity to viviparity?
Last Answer : The two reasons for vertebrates to evolve from oviparity (Egg-laying) to viviparity (Giving live birth) are: a) To increase the number of successful births as in viviparity the offspring is ... are healthier in viviparity. So they were selected by natural selection and were evolved to viviparity.
Description : Name the five classes under vertebrates.
Last Answer : a) Class Pisces (fishes) c) Class Reptilia (Reptiles) e) Class Mammalia (Mammals)
Description : What are vertebrates?
Last Answer : Chordates in which notochord is replaced by a vertebral column in the embryonic stage are called vertebrates.
Description : The basic structure of cell membranes (a) Is a lipid bilayer that serves as a barrier to water soluble molecules (b) Differs ultra structurally for internal and external membranes ... dispersed within a protein bilayer (d) Is visualised as bilaminar structure with transmission electron microscopy
Last Answer : Ans:(a)
Description : The five classes of vertebrates are? -Biology
Description : what two groups of present-day vertebrates are the descendants of reptiles?
Last Answer : are alligator and snakes
Description : All vertebrates belong to which state ?
Last Answer : All vertebrates belong to the state of Animalia.