Reyana09
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Joined: Nov 16, 2021
Last seen: Dec 29, 2021
Last seen: Dec 29, 2021
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Answer to: Anther is generally (a) monosporangiate (b) bisporangiate (c) letrasporangiate (d) trisporangiate
Correct answer: (c) letrasporangiate
4 years ago
Answer to: Nonessential floral organs in a flower are
Correct answer: (a) sepals and petals
4 years ago
Answer to: Science of cultivation, breeding, marketing and arrangement of flowers is called
Correct answer: (b) floriculture
4 years ago
Answer to: From among the sets of terms given below, identify those that are associated with the gynoecium.
Correct answer: (a) Stigma, ovule, embryo sac, placenta
4 years ago
Answer to: During microsporogenesis, meiosis occurs in
Correct answer: (b) microspore mother cells
4 years ago
Answer to: The outermost and innermost wall layers of microsporangium in an anther are respectively
Correct answer: (d) epidermis and tapetum.
4 years ago
Answer to: Embryo sac is to ovule as _______ is to an anther.
Correct answer: (c) pollen grain
4 years ago
Answer to: An embryo may sometimes develop from any cell of embryo sac other than egg. It is termed as
Correct answer: (b) apogamy
4 years ago
Answer to: Polyembryony commonly occurs in (a) banana (b) tomato (c) potato (d) citrus
Correct answer: (d) citrus
4 years ago
Answer to: Identify the wrong statement regarding post-fertilisation development.
Correct answer: (b) The outer integument of ovule develops into tegmen.
4 years ago
Answer to: Persistent nucellus is called as _______ and is found in
Correct answer: (a) perisperm, black pepper
4 years ago
Answer to: In albuminous seeds, food is stored in _______ and in non albuminous seeds, it is stored in
Correct answer: (a) endosperm, cotyledons
4 years ago
Answer to: Endospermic seeds are found in (a) castor (b) barley (c) coconut (d) all of these
Correct answer: (d) all of these
4 years ago
Answer to: Spiny or sticky pollen grains and large, attractively coloured flowers are associated with
Correct answer: (b) entomophily
4 years ago
Answer to: Which of the following is not a water pollinated plant?
Correct answer: (d) Cannabis
4 years ago
Answer to: Plants with ovaries having only one or a few ovules are generally pollinated by
Correct answer: (d) wind
4 years ago
Answer to: Feathery stigma occurs in (a) pea (b) wheat (c) Datura (d) Caesalpinia
Correct answer: (b) wheat
4 years ago
Answer to: Male and female flowers are present on different plants (dioecious) to ensure xenogamy, in
Correct answer: (a) papaya
4 years ago
Answer to: Even in absence of pollinating agents seed-setting is assured in
Correct answer: (a) Commelina
4 years ago
Answer to: Both chasmogamous and cleistogamous flowers are present in
Correct answer: (b) Commelina
4 years ago