List of top Biology Questions

In which of the following plants, sepals do not fall of after fertilization and remain attached to the fruit?
In which of the following, metabolic reactions take place?
In which of the following form of growth, new cells are always being added to the plant body by the meristematic activity ?
In which layer of stomach are gastric glands located?
In which branch study about remains of plant life?
In ____ vascular bundle, a strip of vascular cambium is present in between the xylem and phloem.
In two kingdom classification these organisms Chlamydomonas and Spirogyra respectively belong to,
In the sewage treatment, bacterial floes are allowed to sediment in a settling tank. This sediment is called as
In the process of insertional inactivation
In the monocot root, we obseve
In the hydroponic technique, to obtain the optimum growth, nutrient solutions must be
In the given representation of Calvin cycle, Identify $A, B$ and $C$ and select the correct option.
In the given $T.S.$ of human ovary identify $A$ to $F$ and select the correct option.
In the given transverse section of stem showing periderm, identify the parts labelled $P$, $Q$, $R$, $S$ and select the correct option.
In the given flow chart, the flow of water is shown from soil to xylem of the root. Identify the tissues involved in steps $A$ and $B$.
In the given figure of the heart which of the labelled part $(1, 2, 3,4, 5)$ carries oxygenated blood?
In the following diagram of a leg of cockroach some parts have been indicated by alphabets. Choose the answer in which these alphabets have been correctly matched with the parts which they indicate
In the $F_2$ generation of a Mendelian dihybrid cross the number of phenotypes and genotypes are
In the embryos of a typical dicot and a grass, true homologous structures are
In the Diagram given figure of Lac operon
In the conversion of pyruvic acid to acetyl coenzyme A, pyruvic acid is
In tea plantations and hedge making, gardeners trim the plants regularly so that they remain bushy. Scientific explanation behind this is
In taxonomic hierarchy, cats are placed under the Genus
In submerged hydrophytes, the absorption of water takes place through
In sporozoa, locomotory organs are