Study the following characters of organisms and identify to arrange in sequence: A: Glycogen and chitin B: Pigments in cell, mesokaryon C: Pellicle, cytostome
Assertion (A): New cells are always being added to the plant body by the activity of the meristem. Reason (R): The cells/tissues arising out of the same meristem have different structures at maturity.
Identify A and B in the diagram given below:
A mother plant having 16 chromosomes produced ovules and underwent megasporogenesis, then the ploidy of the nucleus of A, B, C, D is:
Assertion (A): Some essential elements can alter the osmotic potential of a cell. Reason (R): Sulphur is the main constituent of several coenzymes.
Identify the correct combinations from the following:
Choose correct combinations
Match the following:
Assertion [A]: The species that invade a bare area are pioneer species Reason [R]: In primary succession, lichens or Phytoplanktons invade rocks and water respectively
Find the incorrect statement regarding EnzymesA. Enzymes catalyzing the linking together of two compounds are lyases.B. Glutamic acid is converted into glutamine in the presence of glutamine synthetase.C. The average content of ‘S’ and that of the transition state is called activation energy.D. Inorganic catalysts work similarly to enzymes at high temperatures.
Match the following genetic terms with their appropriate descriptions:
Choose the correct statement:I. Primary cell wall is capable of growth in mature plant cell II. Middle lamella is first formed layer of cell wall and it is the outermost layer in mature plant cell III. Addition of lignin into cellulose interfibrillar spaces leads to the formation of secondary cell in mature plant cell
Plants which perform photosynthesis by these parts:a) Ribbon like rootsb) Fleshy cylindrical stemc) Needle like stemd) Flattened stem
Identify wrong matching
Match the following list:
