Anatomy of Flowering Plants — BIOLOGY STD 11 Science — Question

List the location of each of the valves of the heart.

Mention the growth areas of the root.

How can you differentiate between free central and axile placentation?

Which end of the polypeptide has the first amino acid and which end has the last amino acid? How are they referred to as, respectively?

RuBP carboxylase, PEP carboxylase, Pyruvate dehydrogenase, ATPase, cytochrome oxidase, Hexokinase, Lactate dehydrogenase. Select/ choose enzymes from the list above which are involved in

1. Photosynthesis.
2. Respiration.
3. Both in photosynthesis and respiration.

When does the secretion of Adrenocorticotropin take place in the body? What is the purpose of its secretion?

Classify the following into nitrogen bases, nucleosides and nucleotides.

1. Cytosine.
2. Adenosine.
3. Uridine.
4. Guanylic acid.

Give the scientific terms for the following:

1. A protein found in milk that forms curd, it tends to be difficult for infants to digest.
2. A lymphatic vessel in an intestinal villi, it aids in the absorption of fats.
3. Sphere formed by bile salts that surround lipids to make them temporarily water soluble.
4. Fine microscopic, finger-like projections lining the small intestine that serves to increase, the absorptive surface area.

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?

Differentiate between fibrous joints and cartilaginous joints with an example of each.