PART - 2 - Unit IV : CH - 11 Photosynthesis in Higher Plants — BIOLOGY STD 11 Science — Question

1. At what stage of mitosis do the chromosomes migrate to the two opposite poles?
2. List the significance of meiosis.

The excretory structures of flat worms/ Taenia are:

1. Flame cells.
2. Protonephridia.
3. Malpighian tubules.
4. Green glands.

What is the habitat of ferns. Describe their plant body. Explain the nature of spores ferns have. List out some common ferns.

Give the name of the causative agents of:

1. Red rot.
2. Early blight.
3. Wilts.
4. Brown Leaf spot of rice

How is residual volume different from functional residual capacity?

Name two hormones which act on the hepatocytes.

List the different types of ribs found in our body. How many pairs of ribs are present in human beings?

Biology teacher while taking class on respiration, told students that respiration is the characteristic feature of living beings, whether it is plant or animal. Ankita listened this, argued with her teacher and asked that plants do not have any structures for respiration then how can they respire. Teacher was impressed by Ankita's question and explained the students about respiration in plants.

1. In which cell organelle does respiration take place?
2. What compound is known as energy currency of the cell?
3. Where does aerobic and anaerobic respiration take place in a cell?
4. Which good quality is possessed by Ankita and her teacher?

How does haemoglobin help in the transport of oxygen from lung to tissues?

Name and describe the experiment that was used to identify the tissues through which food is transported.