Flowers are considered as objects of
Flowers are considered as objects of Option 1 : Aesthetic valueOption 2 : Ornamental valueOption 3 : Religious and cultural valueOption 4 : All of these
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Biologists consider flowers to be objects of
Biologists consider flowers to be objects of Option 1 : Embryological marvelsOption 2 : Sites of sexual reproductionOption 3 : Morphological marvelsOption 4 : All of these
Flowers convey important human feelings such as
Flowers convey important human feelings such as Option 1 : Love and affectionOption 2 : Happiness and griefOption 3 : MourningOption 4 : All of these
Which of the following statements, support the view that elaborate sexual reproductive pro- cess appeared much later in the organic evolution?
Which of the following statements, support the view that elaborate sexual reproductive pro- cess appeared much later in the organic evolution?i. Lower groups of organisms have simpler body design.ii. Asexual reproduction is common in lower groups.iii. Asexual reproduction is common in higher groups of organisms.iv. The high incidence of sexual reproduction in angiosperms and vertebrates.
The number of chromosomes in the shoot tip cells of a maize plant is 20. The number of chromosomes in the microspore mother cells of the same plant shall be
The number of chromosomes in the shoot tip cells of a maize plant is 20. The number of chromosomes in the microspore mother cells of the same plant shall be Option 1 : 20Option 2 : 10Option 3 : 40Option 4 : 15
Which of the following is a post-fertilization event in flowering plants?
Which of the following is a post-fertilization event in flowering plants? Option 1 : Transfer of pollen grainsOption 2 : Embryo developmentOption 3 : Formation of flowerOption 4 : Formation of pollen grains
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There are various types of reproduction. The type of reproduction adopted by an organism depends on
There are various types of reproduction. The type of reproduction adopted by an organism depends on Option 1 : The organism’s habitat, physiology and genetic makeup.Option 2 : The habitat and morphology of the organism.Option 3 : Morphology of the organism.Option 4 : Morphology and physiology of the organism.
Identify the incorrect statement.
Identify the incorrect statement. Option 1 : In asexual reproduction, the offspring produced are morphologically and genetically identical to the parent.Option 2 : Zoospores are sexual reproductive structures.Option 3 : In asexual reproduction, a single parent produces offspring with or without the formation of gametes.Option 4 : Conidia are asexual structures in structures.
Choose the correct statement from amongst the following:
Choose the correct statement from amongst the following: Option 1 : Dioecious (hermaphrodite) organisms are seen only in animals.Option 2 : Dioecious organisms are seen only in plants.Option 3 : Dioecious organisms are seen in both plants and animals.Option 4 : Dioecious organisms are seen only in vertebrates.
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There is no natural death in single celled organisms like Amoeba and bacteria because
There is no natural death in single celled organisms like Amoeba and bacteria because Option 1 : They cannot reproduce sexually.Option 2 : They reproduce by binary fission.Option 3 : Parental body is distributed among the offspring.Option 4 : They are microscopic.
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