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Which one of the following is a xerophytic plant in which the stem is modified into a flat green and succulent structure:
In the assisted reproductive technology where gametes have been fertilized in vitro, which of the following is practicable for embryo transplantation in fallopian tube?
Progesterone alone or in combination with estrogen can also be used as contraceptives by females as injections or implants under their skin. When used in this manner, they:
The floral formula ⊕ ⚥ K(5) C(5) A5 G(2) is that of:
Free-central placentation is found in?
Diadelphous is found in
Mannitol is a sugar alcohol. It is stored food in:
In general, the egg apparatus of the embryo sac in angiosperms consists of:
Roots play an insignificant role in the absorption of water in:
Which of the following is not a stem modification?
Stems modified into flat green organs performing the functions of leaves are known as?
Match Column-I with Column-II Column-I (a) Chlamydomonas (b) Cycas (c) Selaginella (d) Sphagnum Column-II (i) Moss (ii) Pteridophyte (iii) Algae (iv) Gymnosperm
I: Male condoms are disposable, female condoms are not. II: Male and female condoms, both, are disposable. III: Condoms are not disposable in general. IV: Condoms cannot be self-inserted. What is true from the above statements?
Which of the following is not a sexually transmitted disease?
In context of amniocentesis, which of the following statement is incorrect?
How many pairs of contrasting characters in pea plants were studied by Mendel in his experiments?
Identify the wrong statement with reference to the gene 'I' that controls ABO blood groups.
Which of the following diseases is/are not completely curable?
Pollen grains can be stored for several years in liquid nitrogen having a temperature of:
Identify the correct statement.