Biology questions
20584 published questions with worked solutions.
- Given below are two statements: Statement I : During G_0 phase of cell cycle, the cell is metabolically inactive. Statement II :...
- Which of the following are NOT under the control of thyroid hormone? A. Maintenance of water and electrolyte balance B....
- Which one of the following is the sequence on corresponding coding strand, if the sequence on mRNA formed is as follows...
- The unique mammalian characteristics are:
- Which one of the following is NOT an advantage of inbreeding?Not in NEET syllabus
- Select the correct statements. A. Tetrad formation is seen during Leptotene. B. During Anaphase, the centromeres split and...
- In cockroach, excretion is brought about by A. Phallic gland B. Urecose gland C. Nephrocytes D. Fat body E. Collaterial glands...
- Match List I with List II. List I: A. Mast cells B. Inner surface of bronchiole C. Blood D. Tubular parts of nephron List II: I....
- Which of the following statements are correct regarding skeletal muscle? A. Muscle bundles are held together by collagenous...
- Mutations in plant cells can be induced by :
- Match List-I with List-II. Select the correct answer from the options given below. List-I: (a) Meristematic tissue (b) Simple...
- Which of the following is a correct sequence of steps in a PCR (Polymerase Chain Reaction)?
- The term used for transfer of pollen grains from anthers of one plant to stigma of a different plant which, during pollination,...
- DNA strands on a gel stained with ethidium bromide when viewed under UV radiation, appear as :
- Inspite of interspecific competition in nature, which mechanism the competing species might have evolved for their survival?
- Gemmae are present in :
- Match List-I with List-II List-I: (a) Protoplast fusion (b) Plant tissue culture (c) Meristem culture (d) Micropropagation...Not in NEET syllabus
- Genera like Selaginella and Salvinia produce two kinds of spores. Such plants are known as :
- The amount of nutrients, such as carbon, nitrogen, phosphorus and calcium present in the soil at any given time, is referred as :
- Amensalism can be represented as :