| 1 |
Blue and ..... lifht is absorbed by chlorophyll. |
- A. Yellow
- B. Orange
- C. Red
- D. White
|
| 2 |
In Animals, exchange of gaes occure through. |
- A. Liver
- B. Heart
- C. Brian
- D. Lungs
|
| 3 |
The products of respiration are carbon dioxide and. |
- A. Water
- B. Oxygen
- C. Mitochondria
- D. Chloroplast
|
| 4 |
Oxygen and .... are the products of photosynthesis. |
- A. Water
- B. Carbon di oxide
- C. Glucose
- D. Chlorophyll
|
| 5 |
The flat green part of leaf is called. |
- A. Blade
- B. Lamina
- C. Both a and b
- D. None of these
|
| 6 |
Water and dissolved salts ae conducted from roots to leaves by. |
- A. Root haris
- B. Xylem
- C. Phloem
- D. Stomata
|
| 7 |
The component of solution which is relatively large in quantity is |
- A. Solute
- B. Solution
- C. Solvent
- D. None of these
|
| 8 |
The innermost layere of cortex in the root. |
- A. Epidermis
- B. Endodermis
- C. Pericycle
- D. Cambium
|
| 9 |
Mineral required in the formation of chlorophyll. |
- A. Iodine
- B. iron
- C. Phosphorus
- D. Magnesium
|
| 10 |
The middle strong vein in leaf is called. |
- A. Blade
- B. Petiole
- C. Midrib
- D. None of these
|