| 1 |
The movement of molecules against the concentration gradient is called: |
- A. Diffusion
- B. Passive transport
- C. Active transport
- D. Endocyosis
|
| 2 |
Xylem and phloem tissues are examples of: |
- A. Simple Tissues
- B. Compound Tissues
- C. Meristematic Tissues
- D. None
|
| 3 |
Which of these material is not a component of the plasma membrane? |
- A. Lipids
- B. Carbohydrates
- C. Proteins
- D. DNA
|
| 4 |
Which of the following plastids have chlorophyll and help in photosynthesis? |
- A. Chloroplasts
- B. Leucoplast
- C. Chromoplasts
- D. All of these
|
| 5 |
................... is the most acceptable model to understand the structure of well membrane. |
- A. Sandwich permeable
- B. Fluid Mosaic Model
- C. Darwin Model
- D. All
|
| 6 |
Anton Van Leeuwenhoek was ............... scientist. |
- A. English
- B. Dutch
- C. French
- D. German
|
| 7 |
Membrane stack is chloroplast is called: |
- A. Sturma
- B. Granum
- C. Both
- D. None
|
| 8 |
................ is outermost, semi rigid and non-living boundary of plants cell. |
- A. Cell memebrane
- B. Cell wall
- C. Nucleus
- D. Protoplasm
|
| 9 |
The most important and visible part of cell is: |
- A. Cell wall
- B. Cell memebrane
- C. Nucleus
- D. Mitochondria
|
| 10 |
Magnification of electron microscope is: |
- A. 2500 x
- B. 250,000 x
- C. 25000 x
- D. None
|
