Which of following represents gametophytic generation in pteridophytes?

(a)

Prothallus

(b)

Thallus

(c)

Cone

(d)

Rhizophore

Example for negatively geotropic roots __________

(a)

Ipomoea, Dahlia

(b)

Asparagus, Ruellia

(c)

Vitis, Portulaca

(d)

Avicennia, Rhizophora

Gynoecium with united carpels is termed as ______.

(a)

Apocarpous

(b)

Multicarpellary

(c)

Syncarpous

(d)

None of the above

Flowers are zygomorphic in ______.

(a)

Ceropegia

(b)

Thevetia

(c)

Datura

(d)

Solanum

The correct sequence in cell cycle is ______.

(a)

S-M-G1-G2

(b)

S-G1-G2-M

(c)

G1-S-G2-M

(d)

M-G-G2-S

Which of the following is not present in same rank?

(a)

Primata

(b)

Orthoptera

(c)

Diptera

(d)

Insecta

Which of the following is not the function of liver?

(a)

Production of insulin

(b)

Detoxification

(c)

Storage of glycogen

(d)

Production of bile

Vital capacity is _____.

(a)

TV + IRV

(b)

TV + ERV

(c)

RV + ERV

(d)

TV + TRV + ERV

Dub sound of heart is caused by _______.

(a)

Closure of atrio-ventricular valves

(b)

Opening of semi-lunar valves

(c)

Closure of semi -lunar values

(d)

Opening of atrio-ventricular valves

Write the distinguishing features of Monera.

What is plectostele? Give example.

Why lateral roots are endogenous?

State the protoplasm theory.

Differentiate between probiotics and pathogenic bacteria.

What are flame cells?

Briefly discuss on five kingdom classification. Add a note on merits and demerits.

Differentiate between aggregate fruit with multiple fruit.

What is the role of national gardens in conserving biodiversity - Discuss.

Given an account of G₀ phase.

List any five salient features of the family Felidae.

Write the types of respiration seen in frog.

Digestive secretions are secreted only when needed Discuss.

What is lymph? Write its function.

Explain the different types of fleshy fruit with suitable example.

Difference between plant cell and animal cell.

Write the characteristic features of DNA.