In bird. the following feathers possess after shaft
The nutritive layer of the eye in mammals is ____.
Ultra-filtration in the Kidney takes place in the _____.
Which of the following bones is not a component of the fore limb?
1 out of 4
The condition in which the anthers mature before the stigma is called ____.
In most true ferns, sporangia are grouped into ____
The ratio of carriers to suckers in the F2 generation derived from a parental cross at two carriers of haemoglobins S gene is ____.
In which part of a leguminous plant can bacteria like Azotobacterial be found?
In a dicotyledonous stem, companion cells are found close to the ___.
2 out of 4
The position occupied by an organism in a food chain is referred to as _____.
Which of the following organelles is used for locomotion in paramecium?
Which of the following is not true of the nucleus of a living cell? It contains ____.
The cell membranes consists of ____.
Which of the following is not likely to be found in the cell of a ripe tomato fruit?
3 out of 4
Osmosis can be defined as diffusion of ____
The movement of diaphragm is a characteristic of gaseous exchange in _____.
In cellular respiration, energy is stored in the form of ____.
The medium in which dissolved nutrient are transported in the body of vertebrates is called ____.
Which of the following structures of the leaf contains air?
4 out of 4
Which of the following organs is specially adapted for gaseous exchange inaquatic organisms?