Biology questions
20584 published questions with worked solutions.
- Column - I (a) Dominance (b) Codominance (c) Pleiotropy (d) Polygenic inheritance Column - II (i) Many genes govern a single...
- Pick out the correct statements: (i) Hemophilia is a sex - linked recessive disease (ii) Down's syndrome is due to aneuploidy...
- Proximal end of the filament of stamen is attached to the:
- Which of the following approaches does not give the defined action of contraceptive?
- Identify the correct statement on 'inhibin':
- Which one of the following cell organelles is enclosed by a single membrane?
- Lack of relaxation between successive stimuli in sustained muscle contraction is known as:
- Which of the following is not a stem modification?
- Water soluble pigments found in plant cell vacuoles are:
- Which of the following is not required for any of the techniques of DNA fingerprinting available at present?
- Which type of tissue correctly matches with its location?
- A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at...
- Which of the following structures is homologus to the wing of a bird?
- Which of the following characteristic features always holds true for the corresponding group of animals?
- Which of the following statements is not true for cancer cells in relation to mutations?
- Following are the two statements regarding the origin of life: (i) The earliest organisms that appeared on the earth were...
- Reduction in pH of blood will:
- Analogous structures are a result of:
- Which of the following is a restriction endonuclease?
- The term ecosystem was coined by: