List of top Biology Questions asked in MHT CET

Direction: Read the following statements and answer wrong statements.1. Nitrogenous base is linked to pentose sugar through an N-glycosidic bond.2. Phosphate group is linked to 5'-OH of a pentose sugar through phosphoester bond.3. Two nucleosides are linked through a 3'- 5' N-glycosidic bond.4. Negatively charged DNA is wrapped around positively charged histone octamer to form the nucleosome.5. The chromatin that is more densely packed and stains dark is called euchromatin.

Which of the following statements is/are correct?a. Genes are thread-like structures in the nucleus of a cell formed of DNA, which carries the chromosomes.b. The dominant gene decides the appearance of an organism even in the presence of an alternative gene.c. The recessive gene decides the appearance of a person in the absence of the dominant gene.

The inter-atrial septum in the human heart can be best described as:

A haem group is a prosthetic group made up of a protoporphyrin ring and a central iron (Fe) atom. Some of the enzymes have haem. Want to know more about it, attempt this question.Which of the following enzymes has/have heme as a prosthetic group?(i) Catalase                            (ii) Carboxypeptidase(iii) Succinic dehydrogenase (iv) Peroxidase

Beta-pleated is a secondary structure of the protein. Primary structure folded to form secondary structure. Hydrogen bonds are responsible for the formation of secondary structure. Solve the given question to have a better understanding of the beta-pleated sheet.In $\beta$-pleated secondary protein structure there are:

Ammonia is generally excreted through which of the following?

Sucrose is also called as ____.

Nephrons are connected with ______.

Fruit is a modification of:

The carbonic anhydrases form a family of enzymes that catalyze the interconversion between carbon dioxide and water and the dissociated ions of carbonic acid. Want to know a famous achievement of these enzymes? Check out this question.The fastest acting enzyme in the biological kingdom is:

To which of the following interactions both partners are adversely effected _______.

Stomatal aperture is surrounded by guard cells and widens (opens) when guard cells are _____________.

Unidirectional transmission of a nerve impulse through nerve fiber is due to the fact that:

What is true in process of fertilization?

Which one of the following is correct regarding the factors that affects water absorption in plants?

In relation to Gross primary productivity and net primary productivity of an ecosystem, which one of the following statements is correct?

Saliva contains the enzyme _________. That digests carbohydrates (starches).

Southern blotting is:

Did you know haemoglobin has the quaternary structure of a protein? But why? Attempt this question to get the answer.The major reason behind some proteins having quaternary structure is:

Which of the following correctly represents the arrangement of organisms in increasing order of concentration of heavy metals in their body?

Krebs cycle begins with which of the following reaction?

Which of the following is a factor on which the transport of food in plants depends?

Tetrad analysis confirmed the occurrence of crossing over during tetrad stage. This was first reported in_____.

Who is known as the direct ancestor of modern man?

Which of the following gases is primarily responsible for eutrophication of water bodies?