List of top Questions asked in NEET (UG)

Placentation in Tomato and lemon is
Which one of the following is not a gaseous biogeochemical cycle in ecosystem?
How many organisms in the list given below are autotrophs ? Lactobacillus, Nostoc, Chara, Nitrosomonas, Nitrobacter Streptomyces, Saccharomyces, Trypanosoma, Porphyra, Wolffia
Select the correct statement about biodiversity
The highest number of species in the world is represented by
Cymose inflorescence is present in
Vexillary aestivation is characteristic of the family
Which is not a functional unit of an ecosystem
The gynoecium consists of many free pistils in flowers of
Which one of the following pairs is wrongly matched ?
As compared to a dicot root, a monocot root has
How many plants in the list given below belongs to the Fabaceae family? Mustard, Gram, Tulip, Asparagus, Arhar, Sun hemp, Chilli, Colchicine, Onion, Moong, Pea, Tobacco, Lupin, Trifolium, Sesbania
Vernalization stimulates flowering in
When $Cl_2$ gas reacts with hot and concentrated sodium hydroxide solution, the oxidation number of chlorine changes from
Aluminium is extracted from alumina $(Al_2O_3)$ by electrolysis of a molten mixture of
Two spheres $A$ and $B$ of masses $m_1$ and $m_2$ respectively collide. $A$ is at rest initially and $B$ is moving with velocity $v/2$ along x-axis. After collision $B$ has a velocity in a direction perpendicular to the original direction. The mass $A$ moves after collision in the direction
Which of the statements is not true?
A metal crystallizes with a face-centered cubic lattice. The edge of the unit cell is $408\, pm$. The diameter of the metal atom is
A certain gas takes three times as long to effuse out as helium. Its molecular mass will be:
$50\, mL$ of each gas A and of gas B takes $150$ and $200\, s$ respectively for effusing through a pin hole under the similar conditions. If molecular mass of gas B is $36,$ the molecular mass of gas A will be
Which one of the following human organs is often called the 'graveyard' of RBCs?
A mixture of potassium chlorate, oxalic acid and sulphuric acid is heated. During the reaction which element undergoes maximum change in the oxidation number ?
Domestic sewage of large cities
Which one of the following options gives one correct example each of convergent evolution and divergent evolution?
Convergent evolution Divergent evolution
(a) Eyes of octopus and mammals Bones of forelimbs of vertebrates
(b) Thorns of Bougainvillea and tendrils of Cucurbita Wings of butterfly and birds
(c) Bones of forelimbs of vertebrates Wings of butterfly and birds
(d) Thorns of Bougainvillea and tendrils of Cucurbita Eyes of octopus and mammals
Which one of the following options gives the correct categorisation of animals according to the type of nitrogenous waste they give out?
Ammonotelic Ureotelic Uricotelic
(a) Pigeon, humans Aquatic amphibia, lizards Cockroach frog
(b) Frog, lizards Aquatic amphibia humans Cockroach pigeon
(c) Aquatic animals Frog, amphibia, humans Pigeon, lizards, cockroach
(d) Aquatic animals Cockroach, amphibia, humans Frog, pigeon, lizards