The body organisation in Kingdom Animalia is:
Anonymous Quiz
15%
Cellular
22%
Multicellular/loose tissue
16%
Tissue/organ
46%
Tissue/organ/organ system
Double fertilization is [NEET 2018]
Anonymous Quiz
30%
Fusion of two male gametes of a pollen tube with two different eggs
20%
Fusion of one male gamete with two polar nuclei
31%
Syngamy and triple fusion
19%
Fusion of two male gametes with one egg
Pollen grains can be stored for several years in liquid nitrogen having a temperature of [NEET - 2018]
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14%
–120°C
26%
–80°C
13%
–160°C
48%
–196°C
Which of the following has proved helpful in preserving pollen as fossils? [NEET - 2018]
Anonymous Quiz
21%
Pollenkitt
55%
Sporopollenin
16%
Cellulosic intine
9%
Oil content
A dioecious flowering plant prevents both [NEET-2017]
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17%
Autogamy and xenogamy
53%
Autogamy and geitonogamy
25%
Geitonogamy and xenogamy
5%
Cleistogamy and xenogamy
Functional megaspore in an angiosperm develops into [NEET-2017]
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23%
Ovule
26%
Endosperm
43%
Embryo sac
8%
Embryo
Flowers which have single ovule in the ovary and are packed into inflorescence are usually pollinated by [NEET-2017]
Anonymous Quiz
18%
Water
38%
Bee
38%
Wind
5%
Bat
Double fertilization is exhibited by [NEET - 2017]
Anonymous Quiz
32%
Gymnosperms
8%
Algae
12%
Fungi
47%
Angiosperms
Pollination in water hyacinth and water lily is brought about by the agency of [NEET(Phase-2)-2016]
Anonymous Quiz
35%
Water
56%
Insects or wind
7%
Birds
2%
Bats
The ovule of an angiosperm is technically equivalent to [NEET(Phase-2)-2016]
Anonymous Quiz
36%
Megasporangium
21%
Megasporophyll
30%
Megaspore mother cell
13%
Megaspore
Proximal end of the filament of stamen is attached to the [NEET-2016]
Anonymous Quiz
45%
Thalamus or petal
32%
Anther
13%
Connective
10%
Placenta
Which one of the following statements is not true? [NEET-2016]
Anonymous Quiz
26%
Stored pollen in liquid nitrogen can be used in the crop breeding programmes
46%
Tapetum helps in the dehiscence of anther
16%
Exine of pollen grains is made up of sporopollenin
12%
Pollen grains of many species cause severe allergies
The coconut water from tender coconut represents [NEET-2016]
Anonymous Quiz
57%
Free nuclear endosperm
19%
Endocarp
18%
Fleshy mesocarp
6%
Free nuclear proembryo
Seed formation without fertilization in flowering plants involves the process of (NEET-2016)
Anonymous Quiz
49%
Apomixis
12%
Sporulation
20%
Budding
19%
Somatic hybridization
DNA sequence is the basis of grouping organisms in
Anonymous Quiz
33%
Karyotaxonomy
28%
Cytotaxonomy
15%
Phenetics
24%
Chemotaxonomy
Plants which are not differentiated into roots, stems and leaves are
Anonymous Quiz
57%
Algae
16%
Gymnosperms
15%
Pteridophytes
12%
Angiosperms
Cell wall of Spirogyra is composed of
Anonymous Quiz
17%
Peptidoglycan
11%
Pectin
20%
Cellulose
53%
Both (2) & (3)
Kelps are massive
Anonymous Quiz
54%
Brown algae
23%
Amphibious plants
12%
Flowering plants
11%
Plants with naked seeds
Primary root is the direct elongation of the
Anonymous Quiz
8%
Pedicel
53%
Radicle
13%
Plumule
25%
Stamen