Biology questions
20584 published questions with worked solutions.
- Read the following statement having two blanks (A and B): "A drug used for --------(A)-------- patients is obtained from a...
- Silencing of mRNA has been used in producing transgenic plants resistant to:
- At metaphase, chromosomes are attached to the spindle fibres by their:
- One of the constituents of the pancreatic juice while poured into the duodenum in humans, is:Not in NEET syllabus
- Frogs differ from humans in possessing:
- Test cross in plants or in Drosophila involves crossing
- Some vascular bundles are described as open because these
- In mitochondria, protons accumulate in the
- The breakdown of detritus into smaller particles by earthworm is a process called
- Whorled, simple leaves with reticulate venation are present in
- The unequivocal proof of DNA as the genetic material came from the studies on a
- Consider the following four statements whether they are correct of wrong (A) The sporophyte in liverworts is more elaborate than...
- Consider the following four statements (A-D) related to the common frog Rana tigrina, and select the correct option stating which...
- In Kranz anatomy, the bundle sheath cells have
- Which one of the following structures in Pheretima is correctly matched with its function?
- Selaginella and Salvinia are considered to represent a significant step toward evolution of seed habit because:
- Bulk of carbon dioxide (CO_2) released from body tissues into the blood is present as
- In angiosperms, Functional megaspore develops into
- What is common between vegetative reproduction and Apomixis
- Common cold is not cured by antibiotics because it is