$ Flower of Rafflesia is largest sized. ! Large flowers have wind pollination

$ Flower of Rafflesia is largest sized. ! Large flowers have wind pollination
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$ 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.
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$ Self pollination in bud condition of a flower is called cleistogamy. ! Cleistogamy is usually accompanied by geocarpy.

Description : $ Self pollination in bud condition of a flower is called cleistogamy. ! Cleistogamy is usually accompanied by geocarpy.

Last Answer : $ Self pollination in bud condition of a flower is called cleistogamy. ! Cleistogamy is usually accompanied by ... D. If both As and R are wrong.

$ Pollination by insects is called self pollination. ! Cross pollination is between two genetically similar flowers.

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.

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 prerequisite for seed and fruit development in all flowering plants. 4. Seeds may develop in some water ferns without pollination. Which of the above statement/s is/are correct? (a) 1 and 3 (b) 1, 2 and 4 (c) Only 2 (d) 1, 2, 3 and 4

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)

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.

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.

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 emerge above water surface, and pollen is carried by wind. (d) Male flowers are carried by water currents to female flowers at surface of water.

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

$ Acetabularia is the largest sized single called green algra. ! PPLO is the smallest sized prokaryote.

Description : $ Acetabularia is the largest sized single called green algra. ! PPLO is the smallest sized prokaryote.

Last Answer : $ Acetabularia is the largest sized single called green algra. ! PPLO is the smallest sized prokaryote. A. ... wrong D. If both As and R are wrong.

First and the heaviest flower drop in fruit plants occurs due to : a. Structural defects in the flowers b. Lack of pollination c. Non fertilization d. All of the abov

Description : First and the heaviest flower drop in fruit plants occurs due to : a. Structural defects in the flowers b. Lack of pollination c. Non fertilization d. All of the abov

Last Answer : All of the abov

$ Cryptogams are those plants which have large sized sex organs. ! Pteridophytes are the cryptogams without embryo formation.

Description : $ Cryptogams are those plants which have large sized sex organs. ! Pteridophytes are the cryptogams without embryo formation.

Last Answer : $ Cryptogams are those plants which have large sized sex organs. ! Pteridophytes are the cryptogams without embryo ... D. If both As and R are wrong.

$ Nucleus was discovered by Robert Brown ! Large sized organisms have large sized cells.

Description : $ Nucleus was discovered by Robert Brown ! Large sized organisms have large sized cells.

Last Answer : $ Nucleus was discovered by Robert Brown ! Large sized organisms have large sized cells. A. If both As and ... is wrong D. If both As and R are wrong.

What biome does a rafflesia plant live in?

Description : What biome does a rafflesia plant live in?

Last Answer : Need answer

Which of the following is an insectivorous plant? (1) Balanophora (2) Rafflesia (3) Orobanche (4) Drosera

Description : Which of the following is an insectivorous plant? (1) Balanophora (2) Rafflesia (3) Orobanche (4) Drosera

Last Answer : (4) Drosera Explanation: An insectivorous plant, also called a carnivorous plant, captures prey items, such as insects, spiders, Crustaceans, mites, and protozoans, as a nitrogen source. Aldrovanda, Dionaea, Drosera, Drosophyllum, etc are some of them under the Droseraceae family.

$ A chromosomes with equal sized arms is called isobrachial. ! Barr bodies are present in the cells of human females.

Description : $ A chromosomes with equal sized arms is called isobrachial. ! Barr bodies are present in the cells of human females.

Last Answer : $ A chromosomes with equal sized arms is called isobrachial. ! Barr bodies are present in the cells of human ... wrong D. If both As and R are wrong.

$ Pollination with the help of a pollen tube is called porogamy. ! Pollination occurs before meiosis of pollen mother cells.

Description : $ Pollination with the help of a pollen tube is called porogamy. ! Pollination occurs before meiosis of pollen mother cells.

Last Answer : $ Pollination with the help of a pollen tube is called porogamy. ! Pollination occurs before meiosis of ... wrong D. If both As and R are wrong.

Wind pollinated flowers are (a) small, brightly coloured, producing large number of pollen grains (b) small, producing large number of dry pollen grains (c) large producing abundant nectar and pollen (d) small, producing nectar and dry pollen

Description : Wind pollinated flowers are (a) small, brightly coloured, producing large number of pollen grains (b) small, producing large number of dry pollen grains (c) large producing abundant nectar and pollen (d) small, producing nectar and dry pollen

Last Answer : (b) small, producing large number of dry pollen grains

In Bignonia eapreolata pollination is carried out by: (a) Bat (b) Bird (c) Insect (d) Wind

Description : In Bignonia eapreolata pollination is carried out by: (a) Bat (b) Bird (c) Insect (d) Wind

Last Answer : Ans. ((a))

Pollination by wind is called?

Description : Pollination by wind is called?

Last Answer : anemophily

Wind pollination is common in (a) legumes (b) lilies (c) grasses (d) orchids.

Description : Wind pollination is common in (a) legumes (b) lilies (c) grasses (d) orchids.

Last Answer : (c) grasses

Pollination in water hyacinth and water lily is brought about by the agency of (a) water (b) insects or wind (c) birds (d) bats.

Description : Pollination in water hyacinth and water lily is brought about by the agency of (a) water (b) insects or wind (c) birds (d) bats.

Last Answer : b) insects or wind

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

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

In gymnosperms pollination is affected by......... a) water b)wind c)animals d)insects.

Description : In gymnosperms pollination is affected by......... a) water b)wind c)animals d)insects.

Last Answer : b)wind

Wind pollination is common in:a) Legumesb) Liliesc) Grassesd) Orchids

Description : Wind pollination is common in:a) Legumesb) Liliesc) Grassesd) Orchids

Last Answer : c) Grasses

Pollination by wind is called: w) autogamy x) entomophily y) anemophily z) ornithophily

Description : Pollination by wind is called: w) autogamy x) entomophily y) anemophily z) ornithophily

Last Answer : ANSWER: Y -- ANEMOPHILY

What is the pollination of the flower head of a tree which is like glue and feathers ?

Description : What is the pollination of the flower head of a tree which is like glue and feathers ?

Last Answer : The pollination of the flower head of the tree is like glue and feathers.

Pollination and fertilization occurs before opening of flower is termed as

Description : Pollination and fertilization occurs before opening of flower is termed as

Last Answer : Ans. Cleistogamy

How does the odor of flower petals help pollination ?

Description : How does the odor of flower petals help pollination ?

Last Answer : The purpose of the perfume is to attract a pollinator - insect, bat, bird or whatever. The reward for the pollinator is a meal of nectar, which is produced by the flower.

An interesting modification of flower shape for insect pollination occurs in some orchids in which a male insect mistakes the pattern on the orchid flower for the female species and tries to copulate with it, thereby pollinating the flower. This phenomenon is called (a) pseudopollination (b) pseudoparthenocarpy (c) mimicry (d) pseudocopulation.

Description : An interesting modification of flower shape for insect pollination occurs in some orchids in which a male insect mistakes the pattern on the orchid flower for the female species and tries ... phenomenon is called (a) pseudopollination (b) pseudoparthenocarpy (c) mimicry (d) pseudocopulation.

Last Answer : (d) pseudocopulation.

Major cause of mango fruit drop is ___ A) Lack of pollination B) Low stigmatic receptivity C) Defective perfect flower D) All of the above

Description : Major cause of mango fruit drop is ___ A) Lack of pollination B) Low stigmatic receptivity C) Defective perfect flower D) All of the above

Last Answer : D) All of the above

Completion of pollination and fertilization in unopened flower bud is termed as a. Chasmogamy b. Apogamy c. Cleistogamy d. Dichogamy

Description : Completion of pollination and fertilization in unopened flower bud is termed as a. Chasmogamy b. Apogamy c. Cleistogamy d. Dichogamy

Last Answer : Cleistogamy

When pollen of a flower is transferred to the stigma of another flower of the same plant, the pollination is referred to as (a) autogamy (b) geitonogamy (c) xenogamy (d) allogamy.

Description : When pollen of a flower is transferred to the stigma of another flower of the same plant, the pollination is referred to as (a) autogamy (b) geitonogamy (c) xenogamy (d) allogamy.

Last Answer : b) geitonogamy

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) Some reptiles have also been reported as pollinators in some plant species. (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. (d) Insects that consume pollen or nectar without bringing about pollination are called pollen/ nectar robbers.

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.

The condition in which flower opens only after pollination is called — a. Chasmogamy b. Cleistogamy c. Autogamy d. None of these

Description : The condition in which flower opens only after pollination is called — a. Chasmogamy b. Cleistogamy c. Autogamy d. None of these

Last Answer : a. Chasmogamy

NAME THE TYPE OF FLOWER WHICH FAVOURS CROSS POLLINATION.

Description : NAME THE TYPE OF FLOWER WHICH FAVOURS CROSS POLLINATION.

Last Answer : ANS. CHASMOGAMOUS.

Why colorful flowers are helpful for pollination ?

Description : Why colorful flowers are helpful for pollination ?

Last Answer : Insects or birds float around in the attraction of the beautiful color of colorful flowers. At this time the pollen sticks to the carrier. When this carrier sits on another flower of the ... the work of pollination is done without their knowledge. So colored flowers are conducive to pollination.

A mechanism of self pollination in which flowers open but only after pollination has take place

Description : A mechanism of self pollination in which flowers open but only after pollination has take place

Last Answer : Ans. Chasmogamy

Pollination between two flowers of one plant is called......?

Description : Pollination between two flowers of one  plant is called......?

Last Answer : gytanogamy

Pollination between two such flowers situated on the same plant is known a. Autogamy b. Allogamy c. Cross pollinated d. None of these

Description : Pollination between two such flowers situated on the same plant is known a. Autogamy b. Allogamy c. Cross pollinated d. None of these

Last Answer : Allogamy

Mention three strategies evolved to prevent self-pollination in flowers.

Description : Mention three strategies evolved to prevent self-pollination in flowers.

Last Answer : Ans: 1. Dichogamy: stigma and anther mature at different times. 2. Heterostyly: stigma and anther are placed at different levels. 3. self-incompilibility

The pollination between two different flowers present on same plant is called as

Description : The pollination between two different flowers present on same plant is called as

Last Answer : The pollination between two different flowers present on same plant is called as – Geitonogamy

Bisexual flowers are present in both Clerodendron and Scrophularia. Still cross pollination takes place. How?

Description : Bisexual flowers are present in both Clerodendron and Scrophularia. Still cross pollination takes place. How?

Last Answer : Ans: In clerodendron the androecium attains maturity earlier than gynoecium and in Scrophulria the gynoecium attains maturity earlier than androecium.  

$ Actinomorphic flower has a regular symmetry. ! Shoe-flower is actinomorphic.

Description : $ Actinomorphic flower has a regular symmetry. ! Shoe-flower is actinomorphic.

Last Answer : $ Actinomorphic flower has a regular symmetry. ! Shoe-flower is actinomorphic. A. If both As and R are ... is wrong D. If both As and R are wrong.

$ Inharitance of flower colour in mirabilis jalapa is type of polygenic inheritance. ! Polysomes are a type of chromosomes.

Description : $ Inharitance of flower colour in mirabilis jalapa is type of polygenic inheritance. ! Polysomes are a type of chromosomes.

Last Answer : $ Inharitance of flower colour in mirabilis jalapa is type of polygenic inheritance. ! Polysomes are a type ... wrong D. If both As and R are wrong.

$ An incomplete flower has all the four whorls. ! Polycarpellary apocarpous gynoecium means that there are many fused carpels.

Description : $ An incomplete flower has all the four whorls. ! Polycarpellary apocarpous gynoecium means that there are many fused carpels.

Last Answer : $ An incomplete flower has all the four whorls. ! Polycarpellary apocarpous gynoecium means that there are many ... D. If both As and R are wrong.

$ Flower is a modified shoot which helps in sexual reproduction. ! Monoparental reproduction is also called vegetative reproduction.

Description : $ Flower is a modified shoot which helps in sexual reproduction. ! Monoparental reproduction is also called vegetative reproduction.

Last Answer : $ Flower is a modified shoot which helps in sexual reproduction. ! Monoparental reproduction is also called ... D. If both As and R are wrong.

$ Diadelphous has two groups of epipetalous stamens. ! Dichogamy refers to unisexual flowers.

Description : $ Diadelphous has two groups of epipetalous stamens. ! Dichogamy refers to unisexual flowers.

Last Answer : $ Diadelphous has two groups of epipetalous stamens. ! Dichogamy refers to unisexual flowers. A. If both As ... wrong D. If both As and R are wrong.

$ Phylloclade is a stem modification. ! There are present flowers on these.

Description : $ Phylloclade is a stem modification. ! There are present flowers on these.

Last Answer : $ Phylloclade is a stem modification. ! There are present flowers on these. A. If both As and R are ... is wrong D. If both As and R are wrong.

$ Annual plants live for only one favourable season. ! Polycarpic plants are those which produces flowers and fruits many times during their life span

Description : $ Annual plants live for only one favourable season. ! Polycarpic plants are those which produces flowers and fruits many times during their life span

Last Answer : $ Annual plants live for only one favourable season. ! Polycarpic plants are those which produces flowers and ... D. If both As and R are wrong.

$ Plants which live for many years are called perennials. Perennials which produce flowers and seeds only once during their life span are called monoc

Description : $ Plants which live for many years are called perennials. Perennials which produce flowers and seeds only once during their life span are called monoc

Last Answer : $ Plants which live for many years are called perennials. Perennials which produce flowers and seeds only once ... D. If both As and R are wrong.

In 2011 the world's largest pumpkin weighed 825 kilograms. An average-sized pumpkin weighs 5000?

Description : In 2011 the world's largest pumpkin weighed 825 kilograms. An average-sized pumpkin weighs 5000?

Last Answer : Need answer

A first order reaction requires two unequal sized CSTR. Which of thefollowing gives higher yield?(A) Large reactor followed by smaller one(B) Smaller reactor followed by larger one(C) Either of the arrangement (A) or (B) will give the same yield(D) Data insufficient, can't be predicted

Description : A first order reaction requires two unequal sized CSTR. Which of thefollowing gives higher yield? (A) Large reactor followed by smaller one (B) Smaller reactor followed by larger one (C) Either of the arrangement (A) or (B) will give the same yield (D) Data insufficient, can't be predicted

Last Answer : (C) Either of the arrangement (A) or (B) will give the same yield

A mass extinction is A) the extinction of small-sized species. B) the extinction of large-sized species. C) the simultaneous extinction of many species. D) something that has never been seen in the fossil record.

Description : A mass extinction is A) the extinction of small-sized species. B) the extinction of large-sized species. C) the simultaneous extinction of many species. D) something that has never been seen in the fossil record.

Last Answer : C) the simultaneous extinction of many species.