| 1 |
Biological organization means. |
- A. Study of differente organisms
- B. Study of biology at differente levels
- C. Study of differente branches of biology
- D. Study of all the subjects of science
|
| 2 |
At which level of organization gas exchagne occurs between body and environment. |
- A. Oganelle level in mitochndria
- B. Organ system level in the respiratory system
- C. Cellular level in alveolar cells
- D. Tissue level in epithelial tissues
|
| 3 |
The epithelial tissue in the stomach wall is responsbible for producing |
- A. Mucus
- B. Pepsinogen
- C. Hydrochloric acid
- D. All of these
|
| 4 |
The level of organization which is represented by the heart of frog is. |
- A. Tissue
- B. Organ
- C. Organism
- D. Organelle
|
| 5 |
Which structures are responsible for the transport of food in plant body. |
- A. Xylem tissue
- B. Pholem tissue
- C. Spongy mesophyll
- D. Palisade mesophyll
|
| 6 |
Whcih structure is not an organ. |
- A. Xylem
- B. Flower
- C. Artery
- D. Spinal Cord
|
| 7 |
Which part of the platn is primarity involved in photosynthesis. |
- A. Root
- B. Stem
- C. Flower
- D. Leaf
|
| 8 |
The epithelial tissue in the stomach wall is responsibel for producing. |
- A. Mucus
- B. Pepsinogen
- C. Hydrochloric acid
- D. All of these
|
| 9 |
You can observe spongy mesophyIi and xylem in the cross section of leaf. These are part of the same |
- A. Tissue and organ
- B. Cell and tissue
- C. Organ and organism
- D. Cell and organism
|
| 10 |
This statemtn about homeostasis is inccorect. |
- A. There is one system regulating the homeostatic activities
- B. Because fo this , the fluctuations of the internal environment are of extremely narrow range as compared to that of the external environment
- C. Homeostatic mechanismsm keep the internal environment constant depite wide changes in the external environment
- D. Homeostasis is necessary for the survival of cells
|
