General
✓✗Nucleus was discovered by
- Robert Brown
- Robert Hooke
- Schleiden
- Schwann
General
✓✗Number of lenses in compound microscope is
- 2
- 4
- 3
- Many
General
✓✗‘Fluid Mosaic Model’ of plasma membrane was given by
- Schleiden & Schwann
- Singer & Nicholson
- Robert Brown & Rudolf Virchow
- Purkinje & Haeckel
General
✓✗Solar energy is converted into chemical energy and is stored as
- AMP
- ADP
- ATP
- APP
General
✓✗Animal cell placed in water will
- swell
- swell and burst
- shrink
- show no change in its shape
General
✓✗Ultra structure of cell organelle can be studied by using
- Simple microscope
- Compound microscope
- Electron microscope
- Any of these
General
✓✗Nucleolus helps in
- DNA synthesis
- Ribosome formation
- Transfer of genetic information
- All of these
General
✓✗Middle lamella is made up of
- Calcium carbonate
- Calcium or magnesium pectate
- Sodium carbonate
- Sodium or potassium nitrate
General
✓✗Lowest chromosome number is____ and is found in __________
- 2n = 2, Ascaris
- 2n = 46, Man
- 2n = 48, Gorilla
- 2n = 8, Drosophila
General
✓✗Red colour of petals in a flower is due to presence of______.
- Leucoplast
- Chloroplast
- Chromoplast
- All of these