Leaf

Q. The green colour of leaves is due to the presence of ___.

1. mitochondria
2. ribosomes
3. chlorophyll
4. lysosomes

Q. Peanut has a tap root system. What type of venation do you think this plant has?

1. Solvent particles from higher water potential to lower water potential through a semi-permeable membrane
2. Solute particles from lower concentration to higher concentration through a semi-permeable membrane.
3. Solute particles from higher concentration to lower concentration through a semipermeable membrane
4. Solvent particles from lower water potential to higher water potential

Q. Which among the following plants has a whorled type arrangement of leaves?

1. Mint
2. Rose
3. Oleander
4. Jasmine

Q.

What type of venation is seen in this leaf?

1. Parallel

2. ​Reticulate

3. None of these

4. Both of these

Q.

Plants utilize carbon dioxide during photosynthesis. Which gas so they give out in the process?

1. Carbon

2. Oxygen

3. Carbon monoxide

4. Nitrogen

Q.

Label the parts of the leaf.

1. (1)-Stipule (2)-Vein (3)-Margin (4)-Lamina

2. (1)-Stipule (2)-Vein (3)-Lamina (4)-Margin

3. (1)-Petiole (2)-Midrib (3)-Lamina (4)-Vein

4. (1)-Petiole (2)-Vein (3)-Midrib (4)-Margin

Q. Which of the following is not a function of the root system in a plant?

1. Holding plant upright
2. Absorbing sunlight
3. Absorbing water
4. Absorbing minerals

Q. Label the parts.

1. Lamina
2. Midrib
3. Petiole
4. Leaf blade

Q. Match the plant and the type of leaf modification.

1. Fleshy leaves
2. 
3. 
4. 
5. Spines
6. Tendrils

Q. Match the carnivorous plants with their respective names.

1. Sundew
2. Venus fly trap
3. Pitcher plant