Question

VII. Quiz
1. When did Robert Hooke discover cell ?
1
C
and botanist ?
3. Who developed electron microscope ?
4. What is shape of a RBC ?
5. What is the peculiarity of nerve cell ?
6. What will happen if a plant cell is placed in a
hypertonic solution ?
7. What will happen if an animal cell is placed in
hypertonic solution ?
8. Cytoplasmic bridges between adjacent plant cells
are called ?
9. How many chromosomes are present in human
cells ?
10. What is tonoplast?
11. Inner mitochondrial membrane has a number of
infoldings called
12. Which one are the protein factories of the cells?
13. Where are photosynthetic pigments present in
chloroplast?
14. Where do contractile vacuoles occur ?
2. Who among Schleiden and Schwann was zoologist​

Answer 1

hobbert hook discovered cell in 1665

Answer 2

Answer:

1. 1665

3. Ernst Ruska

4. The shape of RBC is biconcave disc.

5. To send signals to the brain.