Morphology of Flowering Plants — Biology STD 11 Science — Question

All Proteins are made up of the same amino acids; then how proteins found in human beings and animals may be different from those of other?

Lata was surprised to see cockroaches used as specimen in her college laboratory. She asked her teacher the reason for cockroach being used as experimental animal in laboratory. What would be the probable reason given by her teacher?

Classify the given plants into their respective groups and complete the given table.
Equisetum, Chara, Marchantia, Ginkgo biloba, Riccia, Spirogyra, Adiantum, Sorghum

Priya got injured in an accident and hurt her long bone and later on she was also diagnosed with anaemia. What could be the probable reason?

Give the economic importance of molluscs.

Mention the light reactions occurring in in granum.

What is a ligament?

After learning organization of cell, to test one of the postulates of cell theory, Ananya requested her teacher to guide and allow her to perform a small experiment. The aim of the experiment Avas to form new cells in the laboratory using isolated cellular organelles from other cells. Though Ananya did not succeed to form new cells, teacher-guided and motivated her explaining why experiment performed by them failed.
1. Which postulate Ananya was willing to test and why new cells failed to form from the isolated organelles from other cells?
2. From the above mentioned data could you guess which type of cells they were trying to form whether eukaryote or prokaryote?

Write the functions of sclerenchyma tissue.

Observe the type of sub aerial stem in the given picture of Eichhornia and explain it.