List of practice Questions

Choose the correct combinations based on their Taxonomical features

Hypostomatic condition, sunken stomata and stomatal hairs are found in this leaf

Study the following and choose the correct pair

Study the Lists and find correct pairs

This nutrient is present more in Golden rice when compared to conventional rice.

The plants showing: Perigynous flower, carpels arranged obliquely at 45°, and protogynous flowers are

“Increased diversity contributed to higher productivity”. It was stated by:

Identify the incorrect statements regarding the immune system.
I. Immunity developed by individual due to vaccination is artificial passive acquired immunity.
II. Interleukins are involved in differentiation of immune cells.
III. Large granular lymphocytes destroy infected cell in an antibody dependent manner.
IV. Mature lymphocytes transform into functional lymphocytes in Peyer's patches.

Choose the incorrect combination among the following:

Identify A, B, C, and D parts in the vascular bundle of monocot stem:

Choose the correct statement related to growth rate, conditions and growth substances:
A. Root elongation is the arithmetic growth
B. Geometric growth shows sigmoid growth curve
C. Turgidity helps the cells in extension growth
D. Natural cytokinins are synthesised in older parts of the plant

One of the following is a secondary lymphoid organ:

These are placentation types based on the attachment of ovules within the ovary:

Ridge
Inner wall of the ovary
Base of the ovary

The author and classification followed in the below mentioned books:
I- Families of flowering plants
II- Genera plantarum
III- Species plantarum

The element which is important in determining solute concentration and oxygen evolution:

In the Calvin cycle, the ratio of trioses formed, net gain, and used to regenerate RUBP is:

Identify the incorrect statement:

Hormone that maintains the normal rhythms of the sleep-wake cycle.

Study and match the following lists

The muscles help in the movement of the mandibles of Periplaneta

Assertion (A): New cells are always being added to the plant body by the activity of the meristem.
Reason (R): The cells/tissues arising out of the same meristem have different structures at maturity.

Statement I: Epinephrine attaches to liver cell membrane receptors and activates adenylate cyclase.
Statement II: The cyclic-AMP activates phosphorylation and converts glycogen to glucose.

Identify the incorrect pair regarding sex determination systems:

Holandric genes are located in:

Study the following characters of organisms and identify to arrange in sequence:
A: Glycogen and chitin
B: Pigments in cell, mesokaryon
C: Pellicle, cytostome