Plant Kingdom — BIOLOGY STD 11 Science — Question

Budding is a normal mode of asexual reproduction in:

1. Starfish and Hydra.
2. Hydra and sponges.
3. Tapeworm and Hydra.
4. Sponge and starfish.

Which of the following animal is cold blooded and has 4 - chambered heart?

1. Crocodile.
2. Ornithorhynchus.
3. Calotes.
4. None of these.

What are the respiratory diseases? Briefly describe any three diseases.

Give the name of the watery fluid secreted from Brunner's gland in the duodenum. Mention its any two characteristics. What role does it play inside the duodenum?

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?

Distinguish between the followings: Prostomium and peristomium.

How do chylomicrons differ from micelles with regard to their structural components?

How is residual volume different from functional residual capacity?

Name the important parts involved in creating a pressure gradient between lungs and the atmosphere during normal respiration.

Differentiate between neutrophils and lymphocytes.