| 1 |
Large number of sotmata are found on.... side of leaf. |
- A. Lower
- B. Upper
- C. Middle
- D. None of these
|
| 2 |
The main function of ......... tissue is to store food in plants. |
- A. Xylem
- B. Stometa
- C. Phloem
- D. Parenchyma
|
| 3 |
The middle strong vein in leaf is called. |
- A. Blade
- B. Petiole
- C. Midrib
- D. None of these
|
| 4 |
The flat green part of leaf is called. |
- A. Blade
- B. Lamina
- C. Both a and b
- D. None of these
|
| 5 |
Oxygen and .... are the products of photosynthesis. |
- A. Water
- B. Carbon di oxide
- C. Glucose
- D. Chlorophyll
|
| 6 |
Blue and ..... lifht is absorbed by chlorophyll. |
- A. Yellow
- B. Orange
- C. Red
- D. White
|
| 7 |
In Animals, exchange of gaes occure through. |
- A. Liver
- B. Heart
- C. Brian
- D. Lungs
|
| 8 |
What is required for photosynthesis in addition to light. |
- A. Oxygen and carbon dioxide
- B. Oxygen and water
- C. Carbon di oxide and water
- D. Notrogen and water
|
| 9 |
The products of respiration are carbon dioxide and. |
- A. Water
- B. Oxygen
- C. Mitochondria
- D. Chloroplast
|
| 10 |
The tissues used ot conduct water in plants are. |
- A. Phloem tissue
- B. Leaf
- C. Xylem tissue
- D. Stem
|