Description : In water hyacinth and water lily, pollination takes place by (a) insects or wind (b) water currents only (c) wind and water (d) insects and water
Last Answer : (a) insects or wind
Description : Pollination through the agency of bats is called as
Last Answer : Pollination through the agency of bats is called as – Chieropterophily
Description : Omithophily is effected by – (1) snails (2) bats (3) insects (4) birds
Last Answer : (4) birds Explanation: Omithophily or bird pollination is the pollination of flowering plants by birds. This coevolutionary association is derived from insect pollination (ento-mophily) and is particularly well ... in some parts of the world, especially in the tropics and on some island chains.
Description : Ornithophily is effected by (1) snails (2) bats (3) insects (4) birds
Last Answer : birds
Description : What type of pollination takes place in Vallisneria? (a) Pollination occurs in submerged condition by water. (b) Flowers emerge above surface of water, and pollination occurs by insects. (c) Flowers ... wind. (d) Male flowers are carried by water currents to female flowers at surface of water.
Last Answer : (d) Male flowers are carried by water currents to female flowers at surface of water
Description : In gymnosperms pollination is affected by......... a) water b)wind c)animals d)insects.
Last Answer : b)wind
Description : In bryophytes and pteridophytes, transport of male gametes requires (a) birds (b) water (c) wind (d) insects
Last Answer : (b) water
Last Answer : : In the late nineteenth century, an orchid-loving tourist liked water hyacinth flowers so much that he brought them with him when he came to this country from Brazil. Roar Bengali
Description : A weed brought as ornamental a). Water hyacinth b). Lantana c). Both a and b d). None of these
Last Answer : c). Both a and b
Description : Pest Control for Birds and Bats?
Last Answer : form_title=Pest Control for Birds and Bats form_header=10173 "Specify the type of bird, or bat, control issue? (Select all that apply)"*= [] Roof damage [] House siding damage [] Noise [] Bird waste [] ... [] Attic [] Chimney [] Other Does this problem involve birds or bats?*= () Bird () Bat
Description : Are the limbs modified into wings of bats and the wings of birds examples of evolutionary analogy or homology? What about whale fins compared to fish fins?
Last Answer : Bat and bird wings have the same function and the same origin (they are modified limbs) so they are analogous and homologous organs. Whale fins are a modification of the posterior limbs while ... distant species that explore the same type of environment (in the mentioned case, the aquatic habitat).
Description : Given below are two premises, with four conclusions drawn from them (taking singly or together); which conclusions are validly drawn ? Select the correct answer from the codes given below : Premises : (i) All bats are mammals. (ii) Birds are ... B) (b) and (d) (C) (a) and (c) (D) (b), (c) and (d)
Last Answer : Answer: B
Description : Why Insects Are Called A Means Of Pollination ?
Last Answer : A means of insect pollination. Insects swarm around to eat honey or attract beautiful colors. At this time the pollen sticks to the carrier. Whenever this carrier sits on another flower of the same species ... to the head of the next flower. This is why insects are called the medium of pollination.
Description : $ Pollination by insects is called self pollination. ! Cross pollination is between two genetically similar flowers.
Last Answer : $ Pollination by insects is called self pollination. ! Cross pollination is between two genetically similar flowers ... D. If both As and R are wrong.
Description : The pollination of maize takes place by (1) self-pollination (2) pollination by insects (3) pollination by air (4) pollination by rain
Last Answer : (3) pollination by air Explanation: Maize (called corn in some parts of the world) is pollinated by air. The male anthers let go of their pollen and it blows over to a nearby female flower on ... a corn, rather than both sexes in one flower. Maize flowers have evolved to use air for pollination.
Description : Pollination by insects is called ........ ?
Last Answer : Entomophily
Description : Which of the following statements is not correct? (a) Pollen germination and pollen tube growth are regulated by chemical components of pollen interacting with those of the pistil. (b) ... Insects that consume pollen or nectar without bringing about pollination are called pollen/ nectar robbers.
Last Answer : (c) Pollen grains of many species can germinate on the stigma of a flower, but only one pollen tube of the same species grows into the style.
Last Answer : pollination by air
Description : What is the term used for the process of pollination by birds? (1) Embryophily (2) Ornithophily (3) Entomophily (4) Hydrophily
Last Answer : (2) Ornithophily Explanation: Ornithophily or bird pollination is the pollination of flowering plants by birds.
Description : Pollination by birds?
Last Answer : Orinithophily
Description : Pollination by Birds is called —
Last Answer : Ornithophily
Description : Consider the following statements about pollination. 1. Transfer of pollen grains from the anther to ovules in the same flower or a different f lower is called pollination. 2. The pollination by wind is called anemophily. 3. Pollination is a ... 1 and 3 (b) 1, 2 and 4 (c) Only 2 (d) 1, 2, 3 and 4
Last Answer : Ans:(c)
Description : $ Flower of Rafflesia is largest sized. ! Large flowers have wind pollination
Last Answer : $ Flower of Rafflesia is largest sized. ! Large flowers have wind pollination A. If both As and R are ... is wrong D. If both As and R are wrong.
Description : In Bignonia eapreolata pollination is carried out by: (a) Bat (b) Bird (c) Insect (d) Wind
Last Answer : Ans. ((a))
Description : Pollination by wind is called?
Last Answer : anemophily
Description : Wind pollination is common in (a) legumes (b) lilies (c) grasses (d) orchids.
Last Answer : (c) grasses
Description : Which one of the following statements is correct? (a) Cleistogamous flowers are always autogamous. (b) Xenogamy occurs only by wind pollination. (c) Chasmogamous flowers do not open at all. (d) Geitonogamy involves the pollen and stigma of flowers of different plants.
Last Answer : (a) Cleistogamous flowers are always autogamous.
Description : Wind pollination is common in:a) Legumesb) Liliesc) Grassesd) Orchids
Last Answer : c) Grasses
Description : Pollination by wind is called: w) autogamy x) entomophily y) anemophily z) ornithophily
Last Answer : ANSWER: Y -- ANEMOPHILY
Description : Water flows off the wings of birds and insects due to the presence of - (1) Waxes (2) Sugars (3) Proteins (4) Minerals
Last Answer : (1) Waxes Explanation: Insects and birds have the simplest surface waxes that serve to water proof feathers. These consist of long chain hydrocarbons. The interlocking feather barbs and a ... pathogens, the total surface was layer certainly functions to prevent microbial entry into the organism.
Description : Uricotelism is found in (a) mammals and birds (b) fish and fresh water protozoans (c) birds, land reptiles and insects (d) frogs and toads.
Last Answer : (c) birds, land reptiles and insects
Description : Water flows off the wings of birds and insects due- to the presence of (1) Waxes (2) Sugars (3) Proteins (4) Minerals
Last Answer : Waxes
Description : What insects chirp like birds but it happens only at night?
Last Answer : Could it be locusts or cicadas? They don’t only chirp at night, but the sound is just hideous to me. I was going to add some videos of the different chirps, but the sound was driving my dogs crazy.
Description : Wings of insects and wings of birds are the example of :
Last Answer : Wings of insects and wings of birds are the example of : A. Analogy B. Homology C. Secrology D. Mimicry
Description : In the process of eating the remains of dead organisms and their wastes earthworms aerate and fertilize the soil. They are also a source of food for many birds snakes and insects. Which term best desc?
Last Answer : Decomposer
Description : Wings of birds and insects are – (1) Xenologous (2) Homologous (3) Paralogous (4) Analogous
Last Answer : (4) Analogous Explanation: Wings of birds and insects are analogous struetures used for flight in both types of organisms. But, they have no common ancestral origin at the beginning of their evolutionary development. They show similar function but show no similar structural relationship.
Description : Entomology is the study of – (1) Birds (2) Insects (3) Fossils (4) Fungi
Last Answer : (2) Insects Explanation: Entomology is the scientific study of insects, a branch of arthropodolo„ (.w. which in turn is a branch of biology. It is derived from Lhe Greek word `entomos' which means "that which is cut in pieces or engraved/ segmented", hence "insect".
Description : “Ornithology” is the study of-------? A. Birds (Answer) B. Insects C. Sea Plants D. Sea Animals
Last Answer : A. Birds (Answer)
Description : Which one of the following have the highest number of species in nature? (a) Fungi (b) Insects (c) Birds (d) Angiosperms
Last Answer : (b) Insects
Description : Given below is an imaginary pyramid of numbers. What could be one of the possibilities about certain organisms at some of the different levels? 10 50 500 1 SC PC PP (a) Level PC is insects and level SC is ... trees and the level SC is sheep . (d) Level PC is rats and level SC is cats .
Last Answer : (a) Level PC is “insects” and level SC is “small insectivorous birds”
Description : Red Data Book contains information about? [a] Red coloured insects [b] Red eyed birds [c] Endangered plants and animals [d] Red coloured fishes [e] None of these
Last Answer : [c] Endangered plants and animals
Description : Two examples in which the nitrogenous wastes are excreted from body in the form of uric acid are (a) birds and lizards (b) frogs and cartilaginous fish (c) insects and bony fish (d) mammals and molluscs.
Last Answer : (a) birds and lizards
Description : Uricotelic mode of excreting nitrogenous wastes is found in (a) reptiles and birds (b) birds and annelids (c) amphibians and reptiles (d) insects and amphibians.
Last Answer : (a) reptiles and birds
Description : Which one of the following statements is incorrect? (a) The principle of countercurrent flow facilitates efficient respiration in gills of fishes. (b) The residual air in lungs slightly decreases the ... in birds. (d) In insects, circulating body fluids serve to distribute oxygen to tissues.
Last Answer : (b) The residual air in lungs slightly decreases the efficiency of respiration in mammals.
Description : Entomology is the study of (1) Birds (2) Insects (3) Fossils (4) Fungi
Last Answer : Birds
Description : In anemophilous plants, pollens are disseminated by means of: a. Insects b. Water c. Wind d. Gravity
Last Answer : Insects
Description : Two men and two women, all carrying loaded shotguns, drove to a field where they planned to shoot as many birds as possible. The four had absolutely no desire to eat any of the birds they were ... who happened to witness the onslaught, gave the four a loud round of applause for the entert -Riddles
Last Answer : The birds the four were shooting at were pigeons ——— clay pigeons. The four were at a public shooting range, and when each of them yelled “pull”, a clay pigeon was catapulted into the air for their target practice.
Description : 1. Which is UN Programme and not special agency? 2. Who is the author of the famous novel Gone with the Wind'? 3. Which mammal rolls itself into ball at the time of danger? ... flowing rivers of southern Indian which flow into Arabian Sea? 20. When was the Indus Valley Civilization flourished?
Last Answer : Answer : 1. UNEP 2. Charles Dickens 3. Hedgehog 4. Gujarat 5. Kashmir 6. Uniform civil code for the citizens 7. Increases 8. Stagflation 9. South Andaman 10. Ramtanu Pande 11. Kalidas 12. 3 13. 42nd ... Sultan 16. Aufbau principle 17. 1976-1985 18. BIFR 19. Narmada and Tapti 20. During 2500-1750 B.C
Description : What kind of stem can be seen in water hyacinth ?
Last Answer : Offset stems can be seen in water hyacinth.
Description : How to see water hyacinth flowers ?
Last Answer : Small and light in the form of water-pollinated flowers.